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Juniper Networks MX240 User's Manual

1. m gt I Fan tray Air filter Air filter Fan tray S S S m An air filter installed in the rear of the chassis helps keep dust and other particles from entering the cooling system The fan tray contains three fans The fan tray provides cooling to the components installed in the router During normal operation the fans in the fan tray function at less than full speed The SCB constantly monitors the temperatures detected by sensors and router components adjusting the speed of the fans as necessary The following conditions automatically cause the fans to run at full speed and also trigger the indicated alarm m A fan fails red alarm m Thefan tray is removed yellow alarm and red alarm m The router temperature exceeds the temperature warm threshold yellow alarm m The temperature of the router exceeds the maximum temperature hot threshold red alarm and automatic shutdown of the power supplies To verify that the cooling system is functioning normally Check the fan LEDs and alarm LEDs on the craft interface Troubleshooting the Cooling System Chapter 12 Troubleshooting Hardware Components m See Maintaining Cooling System Components on page 68 If the fans are not functioning normally follow these guidelines to troubleshoot the fans m If the red alarm LED on the craft interface lights use the CLI to get information about the source of an alarm condition user host gt show chassis alarms
2. pound sign Indicates a comment specified on the same line as the configuration statement to which it applies rsvp Required for dynamic MPLS only square brackets Enclose a variable for which you can substitute one or more values community name members community ids Indention and braces Identify a level in the configuration hierarchy semicolon Identifies a leaf statement at a configuration hierarchy level edit routing options static route default nexthop address retain J Web GUI Conventions Bold text like this Represents J Web graphical user interface GUI items you click or select m Inthe Logical Interfaces box select All Interfaces m To cancel the configuration click Cancel gt bold right angle bracket Separates levels in a hierarchy of J Web selections In the configuration editor hierarchy select Protocols gt Ospf List of Technical Publications Table 3 on page xx lists the software and hardware guides and release notes for Juniper Networks J series M series MX series and T series routing platforms and describes the contents of each document Table 4 on page xxiv lists the books included in the Network Operations Guide series Table 5 on page xxiv lists the manuals and release notes supporting JUNOS software with enhanced services All documents are available at http www juniper net techpubs
3. Table of Contents Part 1 Chapter 1 Chapter 2 About This Guide xvii een qe xvii ee xvii Documentation Conventions 2 cece cece cence I ee ene ree ener xviii Listof Technical Publications uie he dtei t e E t ed ere deed xix Obtaining Docurmerntation EE xxvi Documentation Feedback bert eee tad xxvi Requesting Technical Support x42 ge petet CP e t eee ce A RS xxvii MX240 Router Overview Router Overview 3 Router Description ue e o dre rasch EC PEE ERE det een ee de 5 Component Redundancy ett ter rro be oed ite tos 4 Hardware Components 5 ROUCeECLIaSSIS 3 oerte tat iR Er E e de 5 Midplarne x ee Ro SUP eet ederent t d me eee ER Le roseo 8 Dense Port Concentrators DPOS c cose e Qn n oa dede ente 8 DPC COMPONENTS 3 5 etes ett eae ito eae to et e PUER deter Petar 10 HOSEASUDSVSEE EU EE 11 SwitehControl Board SED amused ee ese ied eO ete eben tese 11 SCB SO cx tudo hu S Det xD tA CT le hn ed et a 12 SEB Redundante etae e Ice e eire ctetu lee dn 12 SCR COMPONENTS uvis aee eA bc e E 13 BER EES bed tbt pitur op Ges grids Ae de 15 Routing Engel See mds Ah AA SU ud 14 Routing Engine Corniponents i cst esee te oer t ee et een 14 Routing Engine Interface Porte 16 Routing Engine Boot Sequere coss eee d penne eee 16 Cable Management Stella e a ee pe ee des 17 Craft IntetFace t dec ebe ias loo data luca detailed 17 Alarm LEDs and Alarm Cutoff Lamp Test Button sssssssssssese 18 Host Subsyst m LE
4. Evaluated to the TN power system m Locate the emergency power off switch for the room in which you are working so that if an electrical accident occurs you can quickly turn off the power m Do not work alone if potentially hazardous conditions exist anywhere in your workspace m Never assume that power is disconnected from a circuit Always check the circuit before starting to work m Carefully look for possible hazards in your work area such as moist floors ungrounded power extension cords and missing safety grounds m Operate the router within marked electrical ratings and product usage instructions m Forthe router and peripheral equipment to function safely and correctly use the cables and connectors specified for the attached peripheral equipment and make certain they are in good condition Many router components can be removed and replaced without powering off or disconnecting power to the router as detailed in Field Replaceable Units FRUS on page 87 Never install equipment if it appears damaged Grounded Equipment Warning WARNING The router is intended to be grounded Ensure that the router is connected to earth ground during normal use Waarschuwing Deze apparatuur hoort geaard te worden Zorg dat de host computer tijdens normaal gebruik met aarde is verbonden Varoitus T m laitteisto on tarkoitettu maadoitettavaksi Varmista ett is nt laite on yhdistetty maahan normaalik yt n aikana Att
5. Table 25 Physical Specifications Description Value Chassis dimensions 8 71 in 22 1 cm high 17 45 in 44 5 cm wide 24 5 in 62 2 cm deep from front mounting bracket to chassis rear Total depth including cable management system 27 75 in 70 5 cm Router weight Chassis with midplane fan tray air filter and cable management system 52 0 Ib 25 6 kg Maximum configuration 128 Ib 58 1 kg Routing Engine weight 2 4 lb 1 1 kg SCB weight 9 6 lb 4 4 kg DPC weight 15 1 Ib 5 9 kg Craft interface weight 1 1 Ib 0 5 kg Fan tray weight 4 2 Ib 1 9 kg Air filter weight 1 0 Ib 0 5 kg Cable managment weight 0 3 lb 0 14 kg DC power supply weight 5 8 Ib 1 7 kg AC power supply weight 5 0 Ib 2 5 kg Physical Specifications m 161 MX240 Ethernet Services Router Hardware Guide 162 Mm Physical Specifications Appendix C Router Environmental Specifications m Router Environmental Specifications on page 165 Router Environmental Specifications Table 26 on page 165 specifies the environmental specifications required for normal router operation In addition the site should be as dust free as possible For more information see Maintaining Hardware Components on page 67 Table 26 Router Environmental Specifications Description Value Altitude o performance degradation to 10 000 ft 5048 m Relative humidity ormal operati
6. The grounding cable that you provide must meet the specifications in Table 27 on page 166 Table 27 Grounding Cable Specifications Cable Type Quantity and Specification Grounding One 6 AWG 15 5 mm2 minimum 60 C wire or as permitted by the local code DC Power Specifications and Requirements m DC Power Specifications on page 166 m Power Consumption for DC Powered Routers on page 167 m DC Power Circuit Breaker Specifications on page 169 m DC Power Cable Specifications on page 170 DC Power Specifications m DC Power System Electrical Specifications on page 167 m DC Power Supply Electrical Specifications on page 167 166 HN DC Power Specifications and Requirements Appendix D Power Guidelines Requirements and Specifications DC Power System Electrical Specifications Table 28 on page 167 lists the DC power system electrical specifications Table 28 DC Power System Electrical Specifications Item Specification DC input voltage Operating range 40 5 to 72 VDC DC system current rating 31 A 48 VDC per input maximum DC system input power 29 58 A 48 VDC 1 420 W DC DC Power Supply Electrical Specifications Table 29 on page 167 lists the DC power supply electrical specifications Table 29 DC Power Supply Electrical Specifications Item Specification Maximum output power 1600 W DC input voltage Minimum 40 5 VDC Nominal 48 VDC 60 VDC Operating ra
7. The rack must be strong enough to support the weight of the fully configured router up to 128 Ib 58 1 kg If you stack multiple fully configured routers in one rack it must be capable of supporting the combined weight of the routers Rack Requirements 8 31 MX240 Ethernet Services Router Hardware Guide Figure 20 Typical Open Frame Rack 48 3 0M y el Mounting rails o o o di Floor bolts 1011 Spacing of Mounting Bracket Holes The router can be mounted in any rack that provides holes or hole patterns spaced at 1 U 1 75 in increments The mounting brackets used to attach the chassis to a rack are designed to fasten to holes spaced at those distances Connection to Building Structure Always secure the rack to the structure of the building If your geographical area is subject to earthquakes bolt the rack to the floor For maximum stability also secure the rack to ceiling brackets For more information see Rack Mounting Requirements and Warnings on page 133 Clearance Requirements for Airflow and Hardware Maintenance When planning the installation site allow sufficient clearance around the rack see Figure 21 on page 33 mw For the cooling system to function properly the airflow around the chassis must be unrestricted Allow at least 6 in 15 2 cm of clearance between side cooled 32 HN Clearance Requirements for Airflow and Hardware Maintenance Cha
8. 54 DC powWer COnnectihg acce ereete ettet d 56 DPC CONNECCHING 0 eee ee eIn 51 parts received verifying 58 preparing to imstalliz i se edere Eee 57 TOUR 45 187 unpacking the e Uleila 37 installation instructions alarm relay contact wires during initial installation for maintenance or replacement tools required sce ne eet oett ete cable auxiliary or console port for Routing Engine management during initial Installatton eee 50 for maintenance or replacement 105 tools required a ettet reges 49 cable Ethernet port for Routing Engine management during initial Installattom ee 50 for maintenance or replacement 105 tools fequired s erp e pete eitis 49 DC power and grounding cables tools required o ee ovo re entrent 55 instructions calculation power TeOultemmentg eee eens 171 cleaning See cleaning instructions Index M 211 MX240 Ethernet Services Router Hardware Guide maintenance See maintenance guidelines RI 74 packing router for sbipment eects 204 interface network See DPC interference electrormagnetiorz iu ete eee pe HL m perte agde 176 radio frequeriey ape 176 J Juniper Networks Technical Assistance Center UOTE 79 L laser safety guidelin e5 cetero 156 LEDs AG POWER SUpplies e t re te t edes 22 alarm red and yellow on craft interface A RS AT DC power supplies DPC et teed sa e ORA ota rU ER tata ho
9. List of Technical Publications MW xix MX240 Ethernet Services Router Hardware Guide Table 6 on page xxv lists additional books on Juniper Networks solutions that you can order through your bookstore A complete list of such books is available at http www juniper net books Table 3 Technical Documentation for Supported Routing Platforms Book Description JUNOS Software for Supported Routing Platforms Access Privilege Explains how to configure access privileges in user classes by using permission flags and regular expressions Lists the permission flags along with their associated command line interface CLI operational mode commands and configuration statements Class of Service Provides an overview of the class of service CoS functions of the JUNOS software and describes how to configure CoS features including configuring multiple forwarding classes for transmitting packets defining which packets are placed into each output queue scheduling the transmission service level for each queue and managing congestion through the random early detection RED algorithm CLI User Guide Describes how to use the JUNOS command line interface CLI to configure monitor and manage Juniper Networks routing platforms This material was formerly covered in the JUNOS System Basics Configuration Guide Feature Guide Provides a detailed explanation and configuration examples for several of the most complex features in
10. Provides background and in depth analysis of multicast routing using Protocol Independent Multicast sparse mode PIM SM and Multicast Source Discovery Protocol MSDP details any source and source specific multicast delivery models explores multiprotocol BGP MBGP and multicast IS IS explains Internet Gateway Management Protocol IGMP versions 1 2 and 3 lists packet formats for IGMP PIM and MSDP and provides a complete glossary of multicast terms Routing JUNOS Cookbook Provides detailed examples of common JUNOS software configuration tasks such as basic router configuration and file management security and access control logging routing policy firewalls routing protocols MPLS and VPNs List of Technical Publications MH XXV MX240 Ethernet Services Router Hardware Guide Table 6 Additional Books Available Through http www juniper net books continued Book Description MPLS Enabled Applications Provides an overview of Multiprotocol Label Switching MPLS applications such as Layer 5 virtual private networks VPNs Layer 2 VPNs virtual private LAN service VPLS and pseudowires explains how to apply MPLS examines the scaling requirements of equipment at different points in the network and covers the following topics point to multipoint label switched paths LSPs DiffServ aware traffic engineering class of service interdomain traffic engineering path computation route target filtering mu
11. To connect the AC power cord 1 Locate a replacement power cord with the type of plug appropriate for your geographical location see AC Power Cord Specifications on page 174 2 Insert the power cord plug into an external AC power source receptacle 5 Dress the power cord appropriately Verify that the power cord does not block the air exhaust and access to router components or drape where people could trip on it 4 Switch the AC switch on the each power supply to the on position and observe the status LEDs on the power supply faceplate If the power supply is correctly installed and functioning normally the AC OK and DC OK LEDs light steadily and the PS FAIL LED is not lit Replacing a DC Power Supply Cable A WARNING Before performing the following procedures ensure that power is removed from the DC circuit To ensure that all power is off locate the circuit breaker on the panel board that services the DC circuit switch the circuit breaker to the OFF position and tape the switch handle of the circuit breaker in the OFF position To replace a power cable for a DC power supply m Disconnecting a DC Power Supply Cable on page 120 m Connecting a DC Power Supply Cable on page 120 Replacing Power System Components m 119 MX240 Ethernet Services Router Hardware Guide 120 m Disconnecting a DC Power Supply Cable To disconnect a power cable for a DC power supply I Switch the dedicated facility ci
12. A CAUTION Do not stack hardware components on one another after you remove them Place each component on an antistatic mat resting on a stable flat surface 7 Repeat the procedure for the second SCB Figure 67 Removing an SCB SCB 9004326 Ejectors The router holds up to three DPCs which are installed horizontally in the front of the router A DPC weighs 15 1 Ib 5 9 kg Be prepared to accept its full weight To remove a DPC see Figure 68 on page 191 Removing DPCs 1 2 5 4 5 190 m Have ready an antistatic mat for the DPC Also have ready rubber safety caps for each DPC using an optical interface on the DPC that you are removing Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 Simultaneously turn both the ejector handles counterclockwise to unseat the DPC Grasp the handles and slide the DPC straight out of the card cage halfway Place one hand around the front of the DPC and the other hand under it to support it Slide the DPC completely out of the chassis and place it on the antistatic mat or in the electrostatic bag Removing Components from the Chassis Appendix G Installing the Router Without a Mechanical Lift CAUTION The weight of the DPC is concentrated in the
13. Customer s use of the Software Such limits may restrict use to a maximum number of seats registered endpoints concurrent users sessions calls connections subscribers clusters nodes realms devices links ports or transactions or require the purchase of separate licenses to use particular features functionalities services applications operations or capabilities or provide throughput performance configuration bandwidth interface processing temporal or geographical limits In addition such limits may restrict the use of the Software to managing certain kinds of networks or require the Software to be used only in conjunction with other specific Software Customer s use of the Software shall be subject to all such limitations and purchase of all applicable licenses d For any trial copy of the Software Customer s right to use the Software expires 30 days after download installation or use of the Software Customer may operate the Software after the 50 day trial period only if Customer pays for a license to do so Customer may not extend or create an additional trial period by re installing the Software after the 50 day trial period e The Global Enterprise Edition of the Steel Belted Radius software may be used by Customer only to manage access to Customer s enterprise network Specifically service provider customers are expressly prohibited from using the Global Enterprise Edition of the Steel Belted Radius software to support any c
14. For information about alarms see Alarm LEDs and Alarm Cutoff Lamp Test Button on page 18 If the CLI output lists only one fan failure and the other fans are functioning normally the fan is most likely faulty and you must replace the fan tray as described in Replacing the Fan Tray on page 92 m Place your hand near the exhaust vents at the side of the chassis to determine whether the fans are pushing air out of the chassis Troubleshooting DPCs Ce NOTE The show chassis fpc command shows status of the DPCs To verify that the DPCs are operating normally m Check the OK FAIL LED on the DPC and OK and FAIL DPC LEDs on the craft interface When the DPC is online and functioning normally the OK LED lights green steadily m Issue the show chassis fpc command to check the status of installed DPCs As shown in the sample output the value Online in the column labeled State indicates that the DPC is functioning normally user host gt show chassis fpc Temp CPU Utilization Memory Utilization Slot State C Total Interrupt DRAM MB Heap Buffer 0 Online 33 9 0 1024 15 57 1 Online 33 5 0 1024 16 57 2 Online 33 11 0 1024 16 57 For more detailed output add the detail option The following example does not specify a slot number which is optional userQ host show chassis fpc detail Slot 1 information State Online Temperature 33 degrees C 91 degrees F Total CPU DRAM 1024 MB Troubleshooting
15. Placethe grounding cable lug over the grounding points on the upper rear of the chassis The bolts are sized for UNC 1 4 20 bolts 8 Secure the grounding cable lug to the grounding points first with the washers then with the screws 9 Dress the grounding cable and verify that it does not touch or block access to router components and that it does not drape where people could trip on it Connecting Power to an AC Powered Router 54 m A CAUTION Do not mix AC and DC power supplies within the same router Damage to the router might occur You connect AC power to the router by attaching power cords from the AC power sources to the AC appliance inlets located on the power supplies The power cords are provided For power cord specifications see AC Power Cord Specifications on page 174 To connect the AC power cords to the router for each power supply see Figure 30 on page 55 1 Locate the power cords shipped with the router which should have a plug appropriate for your geographical location see AC Power Cord Specifications on page 174 2 Move the AC switch next to the appliance inlet on the power supply to the off position 0 3 Insert the power cord plug into an external AC power source receptacle Grounding the Router Chapter 9 Grounding and Providing Power to the Router SES NOTE Each power supply must be connected to a dedicated AC power feed and a dedicated external circuit breaker
16. da neutro a N Tenere presente che il filo di massa deve sempre venire collegato per primo e scollegato per ultimo Advarsel Riktig tilkoples tilkoplingssekvens er jord til jord RTN til RTN 48 V til 48 V Riktig frakoples tilkoplingssekvens er 48 V til 48 V RTN til RTN jord til jord Safety Guidelines and Warnings m 153 MX240 Ethernet Services Router Hardware Guide 154 m Aviso Ate con alambre la fuente de potencia cc Usando los terminales apropiados en el extremo del cableado Al conectar potencia la secuencia apropiada del cableado se muele para moler RTN a RTN entonces 48 V a 48 V Al desconectar potencia la secuencia apropiada del cableado es 48 V a 48 V RTN a RTN entonces moli para moler Observe que el alambre de tierra se debe conectar siempre primero y desconectar por ltimo Observe que el alambre de tierra se debe conectar siempre primero y desconectar por ltimo Atenci n Wire a fonte de alimenta o de DC Usando os tal es apropriados na extremidade da fia o Ao conectar a pot ncia a seq ncia apropriada da fia o mo da para moer RTN a RTN ent o 48 V a 48 V Ao desconectar a pot ncia a seq ncia apropriada da fiac o 48 V a 48 V RTN a RTN moeu ent o para moer Anote que o fio terra deve sempre ser conectado primeiramente e desconectado por ltimo Anote que o fio terra deve sempre ser conectado primeiramente e desconectado por ltimo Varn
17. depending on the configuration we strongly recommend that you install the router using a mechanical lift as described in Installing the Router Using a Lift on page 46 If you do not use a lift to install the router see Installing the Router Without a Mechanical Lift on page 187 for complete instructions to install the router safely Before installing the router prepare your site and review the guidelines in Preparing the Site for Router Installation on page 29 The Site Preparation Checklist on page 29 summarizes the tasks you must perform when preparing a site for router installation You also need to unpack the router from the shipping container as described in Unpacking the Router on page 57 This section is divided into the following topics m Tools Required on page 46 m Installing the Router Using a Lift on page 46 Safety Requirements Warnings and Guidelines m 45 MX240 Ethernet Services Router Hardware Guide Tools Required To install the router you need the following tools Mechanical lift Phillips screwdriver number 2 Installing the Router Using a Lift 46 m Before installing the router in the rack read the safety information in Chassis Lifting Guidelines on page 152 Remove the router from the shipping container as described in Unpacking the Router on page 57 Install the mounting hardware as described in Installing the Mounting Hardware on page 41 A CAUTION Before front mounting t
18. ec er eer trae etre dris 174 Site Electrical Wiring GUIDELINES sciret tro rr DH EP ER RUN 176 Distance Limitations for Signaling sssssss rc 176 Radio Frequency Interference idet re bt Seeerei e 176 Electromagnetic Compatibility sess 176 Cable and Wire Guidelines and Specifications 179 Network Cable Specifications and Guidelines ssssssese 179 Fiber Optic and Network Cable Specifications ssssssssssss 179 Signal Loss in Multimode and Single Mode Fiber Optic Cable 179 Attenuation and Dispersion in Fiber Optic Cable ooo 180 Calculating Power Budget for Fiber Optic Cable 0 eee 181 Calculating Power Margin for Fiber Optic Cable 00 ee 181 Routing Engine Interface Cable and Wire Specifications ooo 183 Cable Connector Pinouts 185 RJ 45 Connector Pinouts for the Routing Engine ETHERNET Port 185 RJ 45 Connector Pinouts for the Routing Engine AUX and CONSOLE POPES Mu EE 185 Installing the Router Without a Mechanical Lift 187 Tools and Parts Required sssssssssssssss re e nnne 187 Removing Components from the Chassis 187 Removing the Power Supplies ssssssssss no nn nnnnccccicin nns 188 Removing the Fan Tray us doter pee t ec lec diede eee Oe ehe 189 REMOVING SED EE 189 B rmereng ANEN ge 190 Installing the Chassis in the Rack Manual 192 Reinstalling Components in the Chassis aen eitean aN E 195 Reinstalling the Power Sup
19. jAtenci n Ver las instrucciones de instalaci n antes de conectar el sistema a la red de alimentaci n Varning L s installationsanvisningarna innan du kopplar systemet till dess str mf rs rjningsenhet Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information Rack Mounting Requirements and Warnings Ensure that the equipment rack into which the router is installed is evenly and securely supported to avoid the hazardous condition that could result from uneven mechanical loading WARNING To prevent bodily injury when mounting or servicing the router in a rack take the following precautions to ensure that the system remains stable The following directives help maintain your safety The router must be installed into a rack that is secured to the building structure The router should be mounted at the bottom of the rack if it is the only unit in the rack When mounting the router in a partially filled rack load the rack from the bottom to the top with the heaviest component at the bottom of the rack If the rack is provided with stabilizing devices install the stabilizers before mounting or servicing the router in the rack Waarschuwing Om lichamelijk letsel te voorkomen wanneer u dit toestel in een rek monteert of het daar een servicebeurt geeft moet u speciale voorzorgsmaatregelen nemen om ervoor te zorgen dat het toestel stabiel blijft De onderstaande richtlijnen worden verstrekt o
20. m Online Offline button Takes the Routing Engine online or offline when pressed m Extractor clips Used for inserting and extracting the Routing Engine m Captive screws Secure the Routing Engine in place SES NOTE For specific information about Routing Engine components for example the amount of DRAM issue the show chassis routing engine command Each Routing Engine has four LEDs that indicate its status The LEDs labeled MASTER HDD ONLINE and FAIL are located directly on the faceplate of the Routing Engine Table 10 on page 16 describes the functions of the Routing Engine LEDs Host Subsystem M 15 MX240 Ethernet Services Router Hardware Guide Table 10 Routing Engine LEDs Label Color State Description MASTER Blue On steadily Routing Engine is the Master HDD Green Green Hard disk is functioning normally blinking ONLINE Green Blinking Routing Engine is transitioning online On steadily Routing Engine is functioning normally FAIL Red On steadily Routing Engine has failed Routing Engine Interface Ports Three Routing Engine ports connect the Routing Engine to one or more external devices on which system administrators can issue JUNOS command line interface CLI commands to manage the router see Figure 9 on page 14 The ports with the indicated labels function as follows m AUX Connects the Routing Engine to a laptop modem or other auxiliary device through a serial cab
21. n por completo deben desconectarse completamente todas las conexiones Varning Denna enhet har mer n en str mf rs rjningsanslutning alla anslutningar m ste vara helt avl gsnade innan str mtillf rseln till enheten ar fullstandigt bruten Power Disconnection Warning WARNING Before working on the router or near power supplies unplug the power cord from an AC router switch off the power at the circuit breaker on a DC router Waarschuwing Voordat u aan een frame of in de nabijheid van voedingen werkt dient u bij wisselstroom toestellen de stekker van het netsnoer uit het stopcontact te halen voor gelijkstroom toestellen dient u de stroom uit te schakelen bij de stroomverbreker Varoitus Kytke irti vaihtovirtalaitteiden virtajohto ja katkaise tasavirtalaitteiden virta suojakytkimell ennen kuin teet mit n asennuspohjalle tai ty skentelet virtalahteiden l heisyydess Attention Avant de travailler sur un ch ssis ou proximit d une alimentation lectrique d brancher le cordon d alimentation des unit s en courant alternatif couper l alimentation des unit s en courant continu au niveau du disjoncteur Warnung Bevor Sie an einem Chassis oder in der N he von Netzger ten arbeiten ziehen Sie bei Wechselstromeinheiten das Netzkabel ab bzw schalten Sie bei Gleichstromeinheiten den Strom am Unterbrecher ab Avvertenza Prima di lavorare su un telaio o intorno ad alimentatori scollegare il cavo di alimentazion
22. yt sellaista kaltevaa pintaa jonka kaltevuus ylitt 10 astetta Attention Ne pas utiliser une rampe dont l inclinaison est sup rieure 10 degr s Warnung Keine Rampen mit einer Neigung von mehr als 10 Grad verwenden Avvertenza Non usare una rampa con pendenza superiore a 10 gradi Advarsel Bruk aldri en rampe som heller mer enn 10 grader Aviso N o utilize uma rampa com uma inclina o superior a 10 graus Atenci n No usar una rampa inclinada m s de 10 grados Varning Anv nd inte ramp med en lutning p mer n 10 grader Laser and LED Safety Guidelines and Warnings 136 m Single mode Physical Interface Cards PICs are equipped with laser transmitters which are considered a Class 1 Laser Product by the U S Food and Drug Administration and are evaluated as a Class 1 Laser Product per EN 60825 1 A11 A2 requirements Observe the following guidelines and warnings m General Laser Safety Guidelines on page 157 m Class 1 Laser Product Warning on page 157 m Class 1 LED Product Warning on page 157 Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information m Laser Beam Warning on page 158 m Radiation from Open Port Apertures Warning on page 159 General Laser Safety Guidelines When working around PICs observe the following safety guidelines to prevent eye injury Do not look into unterminated ports or at fibers that connect to unknown sources m Donot examine unterminated
23. 022140 01 Revision 2 1 February 2008 550 022140 01 Revision 1 The information in this document is current as of the date listed in the revision history YEAR 2000 NOTICE Juniper Networks hardware and software products are Year 2000 compliant The JUNOS software has no known time related limitations through the year 2058 However the NTP application is known to have some difficulty in the year 2056 End User License Agreement READ THIS END USER LICENSE AGREEMENT AGREEMENT BEFORE DOWNLOADING INSTALLING OR USING THE SOFTWARE BY DOWNLOADING INSTALLING OR USING THE SOFTWARE OR OTHERWISE EXPRESSING YOUR AGREEMENT TO THE TERMS CONTAINED HEREIN YOU AS CUSTOMER OR IF YOU ARE NOT THE CUSTOMER AS A REPRESENTATIVE AGENT AUTHORIZED TO BIND THE CUSTOMER CONSENT TO BE BOUND BY THIS AGREEMENT IF YOU DO NOT OR CANNOT AGREE TO THE TERMS CONTAINED HEREIN THEN A DO NOT DOWNLOAD INSTALL OR USE THE SOFTWARE AND B YOU MAY CONTACT JUNIPER NETWORKS REGARDING LICENSE TERMS 1 The Parties The parties to this Agreement are Juniper Networks Inc and its subsidiaries collectively Juniper and the person or organization that originally purchased from Juniper or an authorized Juniper reseller the applicable license s for use of the Software Customer collectively the Parties 2 The Software In this Agreement Software means the program modules and features of the Juniper or Juniper supplied software and updates and relea
24. AC Power to the Router eee 55 Figure 51 Connecting DC Power to the Router sssssssssee 58 Figure 32 DPC Ed ESA at ce ete i HE IHR REP a e deett 75 Figure 55 Do Not Grasp the Connector Edge 76 Figure 34 Do Not Rest the DPC on an Edge cencaru iei 77 Figure 35 Airflow Through the Chassis ssssssssse ee 82 Figure 56 Removing the Craft Interface ssssssssssssseme 90 Figure 57 Installing a Craft Interface etilo 91 Figur 58 Alarra Relay COritaetsux s oen urhe cent Ed dt 91 Figure 59 Removing the Fan Tray from an MX240 Router ou ee 95 List of Figures WI xiii MX240 Ethernet Services Router Hardware Guide Figure 40 Installing the Fan Tray in an MX240 Router oo eee 94 Figure 41 Removing the Air Filter from an MX240 Router ou eee 95 Figure 42 Installing the Air Filter in an MX240 Router eee 96 Figure 43 gt Removing GER ssec tiet eie e ET e Ee Tu cR ida is 99 Eigure 44 Tristalling am SCB asasi ett eee hte bed epe tutes 102 Figure 45 Removing a Routing Engine NNN 105 Figure 46 Installing a Routing Engine eisiea a E aT 104 Figure 47 Routing Engine Interface Portz 104 Figure 48 Cable COnnectors merca et eh tede rite 105 Figure 49 REMOVING a DB ssec reete eer eo eei de mee ente 108 Figure 50 Installing a DP cra ote Ire ect REI TREE t s et UTR 110 Fig re91 Attachinigia Cable to a DPC xis cete EC e to 110 Fig ure 52 Removing SEPS OP KEPS case csset o tede eui cette 111 Figur
25. Avvertenza Prima di svolgere una qualsiasi delle procedure seguenti verificare che il circuito CC non sia alimentato Per verificare che tutta l alimentazione sia scollegata OFF individuare l interruttore automatico sul quadro strumenti che alimenta il circuito CC mettere l interruttore in posizione OFF e fissarlo con nastro adesivo in tale posizione Advarsel Fer noen av disse prosedyrene utferes kontroller at strommen er frakoblet likestromkretsen S rg for at all strom er sl tt AV Dette gj res ved lokalisere strambryteren p brytertavlen som betjener likestremkretsen sla strambryteren AV og teipe bryterh ndtaket p strembryteren i AV stilling Aviso Antes de executar um dos seguintes procedimentos certifique se que desligou a fonte de alimentac o de energia do circuito de corrente cont nua Para se assegurar Safety Guidelines and Warnings m 151 MX240 Ethernet Services Router Hardware Guide 152 m que toda a corrente foi DESLIGADA localize o disjuntor no painel que serve o circuito de corrente cont nua e coloque o na posic o OFF Desligado segurando nessa posic o a manivela do interruptor do disjuntor com fita isoladora jAtenci n Antes de proceder con los siguientes pasos comprobar que la alimentaci n del circuito de corriente continua CC est cortada OFF Para asegurarse de que toda la alimentaci n est cortada OFF localizar el interruptor autom tico en el panel que alimenta al circuito de corr
26. C o S sN o ES o ERI ol PB ol A o q ei o E o o H ol d o o o o o o o Si o o s Ei a o o E 9 e 2 o o Palo E e ol a o o o Q 9 a o c 9 3 Installing the Mounting Hardware for a Rack or Cabinet Chapter 6 Installing the Mounting Hardware Figure 24 Installing the Mounting Hardware for an Open Frame Rack Se _A Small mounting shelf 000 Open frame Lo rack be T e 9004255 Moving the Mounting Brackets for Center Mounting the Router Two removable mounting brackets are attached to the mounting holes closest to the front of the chassis You can move the pair of brackets to another position on the side of the chassis for center mounting the router To move the mounting brackets from the front of the chassis toward the center of the chassis 1 2 Remove the three screws at the top and center of the bracket Pull the top of the bracket slightly away from the chassis The bottom of the bracket contains a tab that inserts into a slot in the chassis Pull the bracket away from the chassis so that the tab is removed from the chassis slot Insert the bracket tab into the slot in the bottom center of the chassis Align the bracket with the two mounting holes located toward the top center of the chassis There is no mounting hole in the center of the chassis that corresponds to the hole in the center of the bracket Inser
27. Console port Ethernet port Extractor clip Routing Engine Components Each Routing Engine shown in Figure 9 on page 14 consists of the following components Chapter 2 Hardware Components m CPU Runs JUNOS software to maintain the router s routing tables and routing protocols It has a Pentium class processor m DRAM Provides storage for the routing and forwarding tables and for other Routing Engine processes m USB port Provides a removable media interface through which you can install the JUNOS software manually See Figure 10 on page 15 JUNOS supports USB version 1 0 Figure 10 USB Memory Device in a Routing Engine mr USB Memory card 004305 Routing Engine m CompactFlash card Provides primary storage for software images configuration files and microcode The CompactFlash card is fixed and is inaccessible from outside the router m Hard disk Provides secondary storage for log files memory dumps and rebooting the system if the CompactFlash card fails m Management ports Each Routing Engine has one 10 100 Mbps Ethernet port for connecting to a management network and two asynchronous serial ports one for connecting to a console and one for connecting to a modem or other auxiliary device The interface ports are labelled AUX CONSOLE and ETHERNET m EEPROM Stores the serial number of the Routing Engine m Reset button Reboots the Routing Engine when pressed
28. D D D D D D D D D D D D D D MC D M M D Chapter 11 Maintaining Hardware Components 107 degrees F 104 degrees F 98 degrees F 107 degrees 105 degrees 120 degrees 111 degrees 102 degrees 98 degrees F 107 degrees F 104 degrees F 120 degrees F 109 degrees F 91 degrees F 102 degrees 125 degrees 122 degrees 129 degrees 116 degrees 122 degrees 114 degrees 120 degrees 109 degrees 118 degrees 118 degrees 120 degrees 113 degrees 122 degrees 91 degrees F 104 degrees 129 degrees 125 degrees 129 degrees 120 degrees 122 degrees 118 degrees 123 degrees 111 degrees 114 degrees 120 degrees 122 degrees 118 degrees 125 degrees F mmm mm mmm mm mmm mn mmm mn mmm mmm mmm mmm mn Maintaining Cooling System Components m 69 MX240 Ethernet Services Router Hardware Guide Maintaining the Host Subsystem 70 The host subsystem comprises an SCB and a Routing Engine installed into a slot in the SCB To maintain the host subsystem components follow these guidelines m Check the LEDs on the craft interface to view information about the status of the Routing Engines For more information about the LEDs see Craft Interface on page 17 m Check the LEDs on the SCB faceplate see Table 9 on page 13 m Check the LEDs on the Routing Engine faceplate see Table 10 on page 16 m Tocheckthe status of the Routing Engines issue the show chassis routing engine command The output is similar to the following user ho
29. Damage on page 130 Loosen the captive screws on the air filter cover Remove the air filter cover Slide the air filter out of the chassis Figure 41 Removing the Air Filter from an MX240 Router Air filter Air filter Captive screws Installing the Air Filter To install the air filter see Figure 42 on page 96 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 130 Locate the up arrow and ensure that the air filter is right side up Slide the air filter straight into the chassis until it stops Align the captive screws of the air filter cover with the mounting holes on the chassis Tighten the captive screws on the air filter cover Replacing Cooling System Components NM 95 MX240 Ethernet Services Router Hardware Guide Figure 42 Installing the Air Filter in an MX240 Router Air filter cover Captive screws Replacing Host Subsystem Components To replace a host subsystem use the following procedures m Taking the Host Subsystem Offline on page 96 m Replacing an SCB on page 97 Taking the Host Subsystem Offline 96 m The host subsystem is taken offline and brought online as a unit Before you replace an SCB or a Routing Engine you must take the host subsystem offline The host subsyste
30. ER we 50 cable auxiliary or console port for Routing Engine management connecting during initial installation 50 TEPlACIN rad eer ti etis 105 cover installations toos qe herede 51 DPC NN as e mee oe bat 74 Ethernet port for Routing Engine management connecting during initial installation 50 li a C Oe cd tes 105 fiber optic EISE le cleaning instructions for transceivers GISPETSIOM EE multimode and single mode transmission distance maximum wavelength ranges Index m 209 MX240 Ethernet Services Router Hardware Guide grounding See DC power and grounding cables power See AC power cord cable management system description x s eos MO REI INS 17 fiber optic cable use with 74 installatiQna aui EEN 122 removal dt tt ede ttt ttes 121 case number Tor TAG us oreste emi eod eds 202 CBs taking OM ia spp T DURS 96 Chas iS P na a aE LEA AA E EEES 5 alarm messages See alarm messages GIIMENSIONS 43 eet es e eege 5 RS Breet eg tette dotes 5 grounding POINTS s eeii cee iane keta ess 6 7 installing in acK ornon avs tse ele lifting guidelines sa ieii onein bei diini ivanas KE EE cleaning instructions fiber optic transceivers clearance around Tack n ecce eei eee CLI as troubleshooting oo 79 command to display chassis alarm messages 80 to display DPC stame 72 74 to display serial number 197 commands ping oss ut oda
31. ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 130 Loosen the captive screw on each side of the fan tray faceplate Grasp both sides of the fan tray and pull it out approximately 1 to 3 inches Place one hand under the fan tray to support it and pull the fan tray completely out of the chassis Figure 66 Removing the Fan Tray Captive screws The router can have two SCBs They are located horizontally on the bottom front of the chassis in the slots marked O and 1 0 Each SCB weighs approximately 9 6 Ib 4 4 kg To remove the SCBs see Figure 67 on page 190 1 2 Place an electrostatic bag or antistatic mat on a flat stable surface Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 130 Loosen the captive screws on the ejector handles on both sides of the SCB faceplate Removing Components from the Chassis m 189 MX240 Ethernet Services Router Hardware Guide 4 Simultaneously rotate the ejector handles counterclockwise to unseat the SCB 5 Grasp the ejector handles and slide the SCB about halfway out of the chassis 6 Place one hand underneath the SCB to support it and slide it completely out of the chassis Place it on the antistatic mat
32. Einheit im Gestell anbringen oder sie warten Avvertenza Per evitare infortuni fisici durante il montaggio o la manutenzione di questa unit in un supporto occorre osservare speciali precauzioni per garantire che il sistema rimanga stabile Le seguenti direttive vengono fornite per garantire la sicurezza personale m Il Juniper Networks router deve essere installato in un telaio il quale deve essere fissato alla struttura dell edificio m Questa unit deve venire montata sul fondo del supporto se si tratta dell unica unit da montare nel supporto m Quando questa unit viene montata in un supporto parzialmente pieno caricare il supporto dal basso all alto con il componente pi pesante sistemato sul fondo del supporto m Se il supporto dotato di dispositivi stabilizzanti installare tali dispositivi prima di montare o di procedere alla manutenzione dell unit nel supporto Advarsel Unng fysiske skader under montering eller reparasjonsarbeid p denne enheten n r den befinner seg i et kabinett Vaer noye med at systemet er stabilt Felgende retningslinjer er gitt for verne om sikkerheten Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information m Juniper Networks router m installeres i et stativ som er forankret til bygningsstrukturen m Denneenheten ber monteres nederst i kabinettet hvis dette er den eneste enheten i kabinettet m Ved montering av denne enheten i et kabinett so
33. INPUT OK LEDs light green steadily NOTE If more than one power supply is being installed turn on all power supplies at the same time NOTE An SCB must be present for the PWR OK LED to go on Replacing Power System Components m 117 MX240 Ethernet Services Router Hardware Guide Figure 56 Installing a DC Power Supply in an MX240 Router Captive screws Figure 57 Connecting DC Power to the Router Protective earthing on chassis Terminal studs Nut Cable lug Split washer Replacing an AC Power Cord To replace an AC power cord m Disconnecting an AC Power Cord on page 119 m Connecting an AC Power Supply Cord on page 119 118 1m Replacing Power System Components Chapter 13 Replacing Hardware Components Disconnecting an AC Power Cord WARNING Before working on the router or near power supplies unplug the power cord from an AC router To disconnect the AC power cord 1 Unplug the power cord from the power source receptacle 2 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 5 Move the AC switch next to the appliance inlet on the power supply to the off position O 4 Unplug the power cord from the appliance inlet on the power supply Connecting an AC Power Supply Cord
34. If the insulation is cracked or broken immediately replace the cord or cable Connect the power supply to a different power source with a new power cord or power cables If the power supply status LEDs indicate that the power supply is not functioning normally the power supply is the source of the problem Replace the power supply with a spare as described in Replacing Power System Components on page 112 If you cannot determine the cause of the problem or need additional assistance see Juniper Networks Technical Assistance Center on page 79 Troubleshooting the Power System WM 85 MX240 Ethernet Services Router Hardware Guide 86 HN Troubleshooting the Power System Chapter 13 Replacing Hardware Components This chapter explains how to replace hardware components on the router It discusses the following topics Field Replaceable Units FRUS on page 87 Tools and Parts Required on page 88 Replacing the Craft Interface on page 89 Replacing Cooling System Components on page 92 Replacing Host Subsystem Components on page 96 Replacing a Routing Engine on page 102 Replacing Connections to Routing Engine Interface Ports on page 104 Replacing DPCs and Transceivers on page 106 Replacing Power System Components on page 112 Replacing the Cable Management System on page 121 Field Replaceable Units FRUs Field replaceable units FRUs are router components that can be replaced at the customer site Replacing most FRUs requ
35. Model Number Electrical Specification Plug Type Australia CBL M PWR RA AU 240 VAC 50 Hz AC SAA 3 15 China CBL M PWR RA CH 220 VAC 50 Hz AC CH2 16P Europe except Denmark CBL M PWR RA EU 220 or 230 VAC 5OHz AC CEE 7 7 Italy Switzerland and United Kingdom Italy CBL M PWR RA IT 230 VAC 50 Hz AC CEI 25 16 VII Japan CBL PWR RA JP15 125 VAC 500r 60 Hz AC JIS 8505 CBL M PWR RA JP 220 VAC 50 or 60 Hz AC EMA L6 20P North America CBL PWR RA US15 125 VAC 60 Hz AC EMA 5 15P CBL PWR RA TWLK US15 125 VAC 60 Hz AC EMA L5 15P CBL M PWR RA US 250 VAC 60 Hz AC EMA 6 20 CBL M PWR RA TWLK US 250 VAC 60 Hz AC EMA L6 20P United Kingdom CBL M PWR RA UK 240 VAC 50 Hz AC BS89 13 Figure 64 AC Plug Types ep DS w Europe Italy CEE 7 7 CEI 23 16 VII 9003187 GC E T North America UK L6 20P BS89 13 WARNING The AC power cord for the router is intended for use with the router only and not for any other use AC Power Specifications and Requirements m 175 MX240 Ethernet Services Router Hardware Guide NOTE In North America AC power cords must not exceed 4 5 m approximately 14 75 ft in length to comply with National Electrical Code NEC Sections 400 8 NFPA 75 5 2 2 and 210 52 and Canadian Electrical Code CEC Section 4 010 3 The cords supplied with the router are in compliance WARNING The router is pluggable type A equipment installed in a restricted access loca
36. Specifications for Routing Engine Management and Alarmt UMterlaCes enee saved eei tee triage ege oat 183 List of Tables M XV MX240 Ethernet Services Router Hardware Guide Table 40 RJ 45 Connector Pinout for the Routing Engine ETHERNET PORE ides cere pede deene s etes ag Duet a eer e age ance ee ated g Table 41 RJ 45 Connector Pinout for the AUX and CONSOLE Ports xvi W Listof Tables About This Guide Objectives Audience This preface provides the following guidelines for using the MX240 Ethernet Services Router Hardware Guide m Objectives on page xvii m Audience on page xvii m Documentation Conventions on page xviii m List of Technical Publications on page xix m Obtaining Documentation on page xxvi m Documentation Feedback on page xxvi m Requesting Technical Support on page xxvii This manual describes hardware components installation basic configuration and basic troubleshooting procedures for the Juniper Networks MX240 Ethernet Services Router It explains how to prepare your site for router installation unpack and install the hardware power on the router perform initial software configuration and perform routine maintenance After completing the installation and basic configuration procedures covered in this manual see the JUNOS software configuration guides for information about further JUNOS software configuration NOTE For additional information about Juniper Networks Ethernet Services rout
37. Turn off the power to the management device 2 Plugone end of the Ethernet cable Figure 27 on page 50 shows the connector into the ETHERNET port on the Routing Engine Figure 26 on page 49 shows the external device ports on the Routing Engine 5 Plug the other end of the cable into the network device Connecting to a Management Console or Auxiliary Device To use a system console to configure and manage the Routing Engine connect it to the appropriate CONSOLE port on the Routing Engine To use a laptop modem or other auxiliary device connect it to the AUX port on the Routing Engine Both ports accept a cable with an RJ 45 connector One serial cable with an RJ 45 connector and a DB 9 connector is provided with the router If you want to connect a device to the CONSOLE port and another device to the AUX port you must supply an additional cable For cable specifications see Routing Engine Interface Cable and Wire Specifications on page 185 To connect a management console or auxiliary device 1 Turn off the power to the console or auxiliary device 2 Plug the RJ 45 end of the serial cable Figure 27 on page 50 shows the connector into the AUX port or CONSOLE port on the Routing Engine Figure 26 on page 49 shows the external device ports on the Routing Engine 5 Plug the female DB 9 end into the device s serial port Connecting to an External Alarm Reporting Device To connect the router to external alarm reporting devices
38. above the DPC card cage and press it into place Tighten the screws on the left and right corners of the craft interface faceplate Reattach any external devices connected to the craft interface Replacing the Craft Interface Chapter 13 Replacing Hardware Components Figure 37 Installing a Craft Interface O On TS v C Nor P SES S CN Captive screws Replacing Alarm Relay Wires The alarm relay wires connect external alarm reporting devices to the RED and YELLOW relay contacts on the craft interface The terminal blocks that plug into the alarm relay contacts are supplied with the router The terminal blocks accept wire of any gauge between 28 AWG and 14 AWG 0 08 and 2 08 mm2 Use the wire gauge appropriate for the external device you are connecting Figure 38 Alarm Relay Contacts Alarm relay Craft Interface panel contacts Moa menu l YELLOWALARM REDALARM NC GNO NC C NO OK O O FAL 9004219 Disconnecting the Alarm Relay Wires To disconnect the alarm relay wires from the router and an alarm reporting device see Figure 58 on page 91 1 Disconnect the existing wire at the external device 2 Using a 2 5 mm flat blade screwdriver loosen the small screws on the face of the terminal block and remove the block from the relay contact 5 Using the 2 5 mm flat blade screwdriver loosen the small screws on the side of
39. back end Be prepared to accept the full weight up to 15 1 Ib 5 9 kg as you slide the DPC out of the chassis When the DPC is out of the chassis do not hold it by the ejector handles bus bars or edge connectors They cannot support its weight Do not stack DPC on top of one another after removal Place each one individually in an electrostatic bag or on its own antistatic mat on a flat stable surface Figure 68 Removing a DPC Ejectors Removing Components from the Chassis m 191 MX240 Ethernet Services Router Hardware Guide Installing the Chassis in the Rack Manually 192 m To install the router in the rack see Figure 69 on page 195 A CAUTION If you are installing more than one router in a rack install the lowest one first Installing a router in an upper position in a rack or cabinet requires a lift A CAUTION Before front mounting the router in a rack have a qualified technician verify that the rack is strong enough to support the router s weight and is adequately supported at the installation site A CAUTION Lifting the chassis and mounting it in a rack requires two people The empty chassis weighs approximately 52 0 Ib 25 6 kg 1 Ensure that the rack is in its permanent location and is secured to the building Ensure that the installation site allows adequate clearance for both airflow and maintenance For details see Preparing the Site
40. configured router by yourself Using a mechanical lift to maneuver the router into a rack is recommended If a lift cannot be used a minimum of two people must lift the router and you must remove components from the chassis before lifting For lifting and component removal instructions see Setting Up the Router on page 27 m Before lifting or moving the router disconnect all external cables m As when lifting any heavy object lift most of the weight with your legs rather than your back Keep your knees bent and your back relatively straight and avoid twisting your body as you lift Balance the load evenly and be sure that your footing is solid Installation Instructions Warning WARNING Read the installation instructions before you connect the router to a power source Waarschuwing Raadpleeg de installatie aanwijzingen voordat u het systeem met de voeding verbindt Varoitus Lue asennusohjeet ennen j rjestelm n yhdist mist virtal hteeseen Attention Avant de brancher le syst me sur la source d alimentation consulter les directives d installation Warnung Lesen Sie die Installationsanweisungen bevor Sie das System an die Stromquelle anschlie en Avvertenza Consultare le istruzioni di installazione prima di collegare il sistema all alimentatore Advarsel Les installasjonsinstruksjonene f r systemet kobles til stramkilden Aviso Leia as instru es de instala o antes de ligar o sistema sua fonte de energia
41. countries without toll free numbers visit us at http www juniper net support requesting support html Requesting Technical Support Wi xxvii MX240 Ethernet Services Router Hardware Guide xxviii W Requesting Technical Support Part 1 MX240 Router Overview m Router Overview on page 5 m Hardware Components on page 5 MX240 Router Overview M 1 MX240 Ethernet Services Router Hardware Guide 2 NW MkX240 Router Overview Chapter 1 Router Overview This chapter provides an overview of the MX240 Ethernet Services Router discussing the following topics m Router Description on page 3 m Component Redundancy on page 4 Router Description The MX240 Ethernet Services Router is an Ethernet optimized edge router that provides both switching and carrier class Ethernet routing with a capacity of up to 120 gigabits per second Gbps full duplex The MX240 router enables a wide range of business and residential applications and services including high speed transport and VPN services next generation broadband multiplay services and high volume Internet data center internetworking The MX240 router is five rack units U tall Several routers can be stacked in a single floor to ceiling rack for increased port density per unit of floor space Fully populated the MX240 provides up to 120 Gigabit Ethernet or up to 12 10 Gigabit Ethernet ports The router provides two dedicated slots for Dense Port Concentrators DPC one dedic
42. doit toujours tre connect e en premier et d connect e en dernier Warnung Der Erdanschlu amp mu bei der Installation der Einheit immer zuerst hergestellt und zuletzt abgetrennt werden Avvertenza In fase di installazione dell unit eseguire sempre per primo il collegamento a massa e disconnetterlo per ultimo Advarsel Nar enheten installeres m jordledningen alltid tilkobles f rst og frakobles sist Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information Aviso Ao instalar a unidade a ligac o terra dever ser sempre a primeira a ser ligada e a ltima a ser desligada Atenci n Al instalar el equipo conectar la tierra la primera y desconectarla la ltima Varning Vid installation av enheten m ste jordledningen alltid anslutas f rst och kopplas bort sist DC Power Wiring Sequence Warning WARNING Wire the DC power supply using the appropriate lugs When connecting power the proper wiring sequence is ground to ground RTN to RTN then 48 V to 48 V When disconnecting power the proper wiring sequence is 48 V to 48 V RTN to RTN then ground to ground Note that the ground wire should always be connected first and disconnected last Waarschuwing De juiste bedradingsvolgorde verbonden is aarde naar aarde RTN naar RTN en 48 V naar 48 V De juiste bedradingsvolgorde losgemaakt is en 48 V naar 48 V RTN naar RTN aarde naar aarde Varoitus Oikea y
43. exclusivamente por personal t cnico adecuadamente preparado y capacitado Varning Denna utrustning ska endast installeras och bytas ut av utbildad och kvalificerad personal Restricted Access Area Warning WARNING The router is intended for installation in restricted access areas A restricted access area is an area to which access can be gained only by service personnel through the use of a special tool lock and key or other means of security and which is controlled by the authority responsible for the location Waarschuwing Dit toestel is bedoeld voor installatie op plaatsen met beperkte toegang Een plaats met beperkte toegang is een plaats waar toegang slechts door servicepersoneel verkregen kan worden door middel van een speciaal instrument een slot en sleutel of een ander veiligheidsmiddel en welke beheerd wordt door de overheidsinstantie die verantwoordelijk is voor de locatie Varoitus T m laite on tarkoitettu asennettavaksi paikkaan johon p sy on rajoitettua Paikka johon p sy on rajoitettua tarkoittaa paikkaa johon vain huoltohenkil st p see jonkin erikoisty kalun lukkoon sopivan avaimen tai jonkin muun turvalaitteen avulla ja joka on paikasta vastuussa olevien toimivaltaisten henkil iden valvoma Attention Cet appareil est installer dans des zones d acc s r serv Ces derni res sont des zones auxquelles seul le personnel de service peut acc der en utilisant un outil sp cial un m canisme de
44. fails or is removed the backup becomes the master Chapter 2 Hardware Components SCB Components Each SCB consists of the following components Chassis management Ethernet switch I2C bus logic used for low level communication with each component Component redundancy circuitry Control Board Routing Engine mastership mechanism Gigabit Ethernet switch that is connected to the embedded CPU complex on all components Switch fabric Provides the switching functions for the DPCs Control FPGA Provides the Peripheral Component Interconnect PCI interface to the Routing Engine 1000Base T Ethernet controller Provides a 1 Gbps Ethernet link between the Routing Engines Ethernet switch Provides 1 Gbps link speeds between the Routing Engine and the DPCs Circuits for chassis management and control Power circuits for the Routing Engine and SCB LEDs Provide status see SCB LEDs on page 15 SCB LEDs Three LEDs on the SCB indicate the status of the SCB The LEDs labeled FABRIC ACTIVE FABRIC ONLY and OK FAIL are located directly on the SCB Table 9 on page 15 describes the functions of the SCB LEDs Table 9 Switch Control Board LEDs Label Color State Description FABRIC Green On steadily Fabric is in active mode ACTIVE FABRIC Green On steadily SCB operates in fabric only mode ONLY Off SCB operates in fabric control board mode OK FAIL Green On steadily SCB is online off SCB is
45. firewall screens Network Address translation NAT and Router interface modes Public Key Cryptography and Application Layer Gateways ALGs JUNOS Software with Enhanced Services Administration Guide Shows how to monitor the router and routing operations firewall and security services system alarms and events and network performance This guide also shows how to administer user authentication and access upgrade software and diagnose common problems JUNOS Software with Enhanced Services CLI Reference Provides the complete JUNOS software with enhanced services configuration hierarchy and describes the configuration statements and operational mode commands not documented in the standard JUNOS manuals WXC Integrated Services Module Installation and Configuration Guide Explains how to install and initially configure a WXC Integrated Services Module in a J series router for application acceleration JUNOS Software with Enhanced Services Release Notes Summarize new features and known problems for a particular release of JUNOS software with enhanced services on J series routers including J Web interface features and problems The release notes also contain corrections and updates to the manuals and software upgrade and downgrade instructions for JUNOS software with enhanced services Table 6 Additional Books Available Through http www juniper net books Book Description Interdomain Multicast
46. functions of the fan LEDs Table 16 Fan LEDs Label Color State Description FAN Green On steadily Fan is functioning normally Red On steadily Fan has failed 20 m Craft Interface Chapter 2 Hardware Components Alarm Relay Contacts Power Supplies The craft interface has two alarm relay contacts for connecting the router to external alarm devices see Figure 14 on page 21 Whenever a system condition triggers either the red or yellow alarm on the craft interface the alarm relay contacts are also activated The alarm relay contacts are located on the upper right of the craft interface Figure 14 Alarm Relay Contacts Alarm relay Craft Interface panel contacts YELLOW ALARM RED ALARM NO C NO NG C NO OK O O FAL e e 5 9004219 The MX240 router uses either AC or DC power supplies You can configure the MX240 router with either one or two high line 220 V AC power supplies two or four low line 110 V AC power supplies or one or two DC power supplies The power supplies connect to the midplane which distributes the different output voltages produced by the power supplies to the router components depending on their voltage requirements Each power supply is cooled by its own internal cooling system Redundant power supplies are hot removable and hot insertable When you remove a power supply from a router that uses a nonredundant power supply configuration t
47. install only one host subsystem we recommend that you install it in slot O Each host subsystem has three LEDs that display its status The host subsystem LEDs are located on the upper left of the craft interface For more information about the host subsystem LEDs see Host Subsystem LEDs on page 19 The host subsystem consists of the following components m Switch Control Board SCB on page 11 m Routing Engine on page 14 Switch Control Board SCB The Switch Control Board SCB provides the following functions m Powers on and powers off DPCs m Controls clocking system resets and booting m Monitors and controls system functions including fan speed board power status PDM status and control and the craft interface m Provides interconnections to all the DPCs within the chassis through the switch fabrics integrated into the SCB The Routing Engine installs directly into a slot on the SCB see Figure 8 on page 12 Host Subsystem M 11 MX240 Ethernet Services Router Hardware Guide 12 Host Subsystem Figure 8 SCB SCB Slots You can install one or two SCBs The SCBs install horizontally into the front of the chassis in the slots labeled O and 1 0 the multifunction slot1 0 can contain either SCB1 or DPCO If any slots are empty you must install a blank panel SCB Redundancy If two SCBs are installed one SCB functions as the master SCB and the other as its backup If the master
48. interference RFI from your site wiring by using twisted pair cable with a good distribution of grounding conductors If you must exceed the recommended distances use a high quality twisted pair cable with one ground conductor for each data signal when applicable Electromagnetic Compatibility 176 nm If your site is susceptible to problems with electromagnetic compatibility EMC particularly from lightning or radio transmitters you might want to seek expert Site Electrical Wiring Guidelines Appendix D Power Guidelines Requirements and Specifications advice Strong sources of electromagnetic interference EMI can destroy the signal drivers and receivers in the router and conduct power surges over the lines into the equipment resulting in an electrical hazard It is particularly important to provide a properly grounded and shielded environment and to use electrical surge suppression devices CAUTION To comply with intrabuilding lightning surge requirements intrabuilding wiring must be shielded and the shield for the wiring must be grounded at both ends Site Electrical Wiring Guidelines m 177 MX240 Ethernet Services Router Hardware Guide 178 Mm Site Electrical Wiring Guidelines Appendix E Cable and Wire Guidelines and Specifications To prepare for router or component installation ensure that you have all required cables and wires m Network Cable Specifications and Guidelines on page 179 m Routing Engin
49. its own weight as it hangs to the floor Place excess cable out of the way in a neatly coiled loop in the cable management system Placing fasteners on the loop helps to maintain its shape A CAUTION Avoid bending fiber optic cable beyond its minimum bend radius An arc smaller than a few inches in diameter can damage the cable and cause problems that are difficult to diagnose A CAUTION Do not let fiber optic cable hang free from the connector Do not allow fastened loops of cable to dangle which stresses the cable at the fastening point Figure 29 Attaching a Cable to a DPC Fiber optic cable connector 9004317 52 1H Connecting DPC Cables Chapter 9 Grounding and Providing Power to the Router Tools and Parts Required on page 55 Grounding the Router on page 54 Connecting Power to an AC Powered Router on page 54 Powering On an AC Powered Router on page 55 Connecting Power to a DC Powered Router on page 56 Powering On a DC Powered Router on page 58 Powering Off the Router on page 59 Tools and Parts Required To ground and provide power to the router you need the following tools and parts Phillips screwdrivers numbers 1 and 2 2 5 mm flat blade screwdriver 3 8 in nut driver or hexagonal head external drive socket wrench with a torque range between 23 lb in 2 6 Nm and 25 lb in 2 8 Nm tightening torque for tightening nuts to terminal studs on each p
50. m 125 MX240 Ethernet Services Router Hardware Guide Attention Ce symbole d avertissement indique un danger Vous vous trouvez dans une situation pouvant causer des blessures ou des dommages corporels Avant de travailler sur un quipement soyez conscient des dangers pos s par les circuits lectriques et familiarisez vous avec les proc dures couramment utilis es pour viter les accidents Warnung Dieses Warnsymbol bedeutet Gefahr Sie befinden sich in einer Situation die zu einer K rperverletzung f hren k nnte Bevor Sie mit der Arbeit an irgendeinem Ger t beginnen seien Sie sich der mit elektrischen Stromkreisen verbundenen Gefahren und der Standardpraktiken zur Vermeidung von Unf llen bewuft Avvertenza Questo simbolo di avvertenza indica un pericolo La situazione potrebbe causare infortuni alle persone Prima di lavorare su qualsiasi apparecchiatura occorre conoscere i pericoli relativi ai circuiti elettrici ed essere al corrente delle pratiche standard per la prevenzione di incidenti Advarsel Dette varselsymbolet betyr fare Du befinner deg i en situasjon som kan fore til personskade Fer du utferer arbeid p utstyr m du vare oppmerksom p de faremomentene som elektriske kretser innebaerer samt gjere deg kjent med vanlig praksis n r det gjelder unng ulykker Aviso Este s mbolo de aviso indica perigo Encontra se numa situac o que Ihe poder causar danos f sicos Antes de come ar a trabalhar com qualquer equ
51. media it still occurs in both multimode and single mode transmission An efficient optical data link must have enough light available to overcome attenuation Dispersion is the spreading of the signal in time The following two types of dispersion can affect an optical data link m Chromatic dispersion The spreading of the signal in time resulting from the different speeds of light rays m Modaldispersion The spreading of the signal in time resulting from the different propagation modes in the fiber For multimode transmission modal dispersion rather than chromatic dispersion or attenuation usually limits the maximum bit rate and link length For single mode transmission modal dispersion is not a factor However at higher bit rates and over longer distances chromatic dispersion rather than modal dispersion limits maximum link length An efficient optical data link must have enough light to exceed the minimum power that the receiver requires to operate within its specifications In addition the total dispersion must be less than the limits specified for the type of link in Telcordia Technologies document GR 255 CORE Section 4 5 and International Telecommunications Union ITU document G 957 When chromatic dispersion is at the maximum allowed its effect can be considered as a power penalty in the power budget The optical power budget must allow for the sum of component attenuation power penalties including those from disper
52. more information about ESD see Preventing Electrostatic Discharge Damage on page 130 Verify that the power supplies are fully inserted in the chassis Verify that the source power cables are connected to the appropriate terminal the positive source cable to the return terminal labeled RTN and the negative source cable to the input terminal labeled 48V Powering On a DC Powered Router Chapter 9 Grounding and Providing Power to the Router 6 Switch on the dedicated facility circuit breakers to provide power to the DC power cables 7 Check the INPUT OK LED is lit steadily green to verify that power is present 8 If power is not present m Verify that the fuse is installed correctly and turn on the breaker at the battery distribution fuse board or fuse bay m Check the voltage with a meter at the terminals of the power supply for correct voltage level and polarity 9 Switch the circuit breaker on each of the power supplies to the ON position and observe the status LEDs on each power supply faceplate If a DC power supply is correctly installed and functioning normally the PWR OK BRKR ON and INPUT OK LEDs light green steadily If any of the status LEDs indicates that the power supply is not functioning normally repeat the installation and cabling procedures described in Replacing Power System Components on page 112 ke NOTE After powering off a power supply wait at least 60 seconds before turnin
53. n Zo E dg repair of router or components replacing AC power supply cord 118 air filters ee cited t Hs n 94 GES Interface sue e RO 89 DC power supply cable eee 119 DP GE 106 fan trays cuo tote sib etes sro aate iubes 92 194 power system COMPONENIS cece 112 Routing Engine sees UR Pet e de 102 SODA T 97 BEL RT S LEO LA Ed M s 176 RJ 45 cable connector Dinouts cece 185 RJ 45 cable connector pinouts auxiliary and console jew 185 router COMPONENE VE Weiss 5 GEI HESE rata dd 61 installing With liftoa sse ett A 45 installing without Hr 187 parts list unpacking EE Routing Engine boot STEUER eege SE tutto tbe 16 COMPONEN Seri tore Rr tee eiat 14 descriptiorissiseoe eter e e no te tede ss 14 DEE Ma EE 70 management ports cable and wire specifications 185 Index pinouts for cable Comnectoms eee 185 DOLUS 4085 dd hs ER 16 descriptivas as CER EP deene 16 See also auxiliary port console port Ethernet port PEREIRA eeh 102 status indicator lights eterne 14 taking DEER it ete rdi eerte eet 96 USB POE aio emt nt eat etes 14 S safety Information odi Aero eR tock 125 See also warnings safety standarde oooonccninnccconocncconnn cono n conan nc cnn canon 155 SCB KEES AM ATUM eitis Abuso ks dd EE des 20 Manta eri rU 70 TEPLICE ssh eia ee O ret pee an 97 SCBs COMPONEN Sa dias asas mete um qid o descripta tn toas BEDS pai pne seismic earthqu
54. of Operation The JTAC centers have resources available 24 hours a day 7 days a week 565 days a year Self Help Online Tools and Resources For quick and easy problem resolution Juniper Networks has designed an online self service portal called the Customer Support Center CSC that provides you with the following features m Find CSC offerings http www juniper net customers support m Search for known bugs http www2 juniper net kb m Find product documentation http www juniper net techpubs m Find solutions and answer questions using our Knowledge Base http kb juniper net m Download the latest versions of software and review release notes http www juniper net customers csc software m Search technical bulletins for relevant hardware and software notifications https www juniper net alerts m Join and participate in the Juniper Networks Community Forum http www juniper net company communities m Open a case online in the CSC Case Manager http www juniper net cm To verify service entitlement by product serial number use our Serial Number Entitlement SNE Tool located at https tools juniper net SerialNumberEntitlementSearch Opening a Case with JTAC You can open a case with JTAC on the Web or by telephone m Use the Case Manager tool in the CSC at http www juniper net cm m Call 1 888 314 JTAC 1 888 514 5822 toll free in the USA Canada and Mexico For international or direct dial options in
55. of a fire emergency Juniper Networks products should be installed in an environment suitable for electronic equipment We recommend that fire suppression equipment be available in the event of a fire in the vicinity of the equipment and that all local fire safety and electrical codes and ordinances be observed when installing and operating your equipment Fire Suppression In the event of an electrical hazard or an electrical fire first turn power off to the equipment at the source Then use a Type C fire extinguisher which uses noncorrosive fire retardants to extinguish the fire For more information about fire extinguishers see Fire Suppression Equipment on page 131 Fire Suppression Equipment Type C fire extinguishers which use noncorrosive fire retardants such as carbon dioxide CO and Halotron are most effective for suppressing electrical fires Type C fire extinguishers displace the oxygen from the point of combustion to eliminate the fire For extinguishing fire on or around equipment that draws air from the environment for cooling use this type of inert oxygen displacement extinguisher instead of an extinguisher that leave residues on equipment Do not use multipurpose Type ABC chemical fire extinguishers dry chemical fire extinguishers near Juniper Networks equipment The primary ingredient in these fire extinguishers is monoammonium phosphate which is very sticky and difficult to clean In addition in minute amounts
56. of moisture monoammonium phosphate can become highly corrosive and corrodes most metals Any equipment in a room in which a chemical fire extinguisher has been discharged is subject to premature failure and unreliable operation The equipment is considered to be irreparably damaged D NOTE To keep warranties effective do not use a dry chemical fire extinguisher to control a fire at or near a Juniper Networks router If a dry chemical fire extinguisher is used the unit is no longer eligible for coverage under a service agreement We recommend that you dispose of any irreparably damaged equipment in an environmentally responsible manner Installation Safety Guidelines and Warnings Observe the following guidelines and warnings before and during router installation m Chassis Lifting Guidelines on page 132 m Installation Instructions Warning on page 132 a Rack Mounting Requirements and Warnings on page 133 m Ramp Warning on page 156 Safety Guidelines and Warnings m 131 MX240 Ethernet Services Router Hardware Guide 132 m Chassis Lifting Guidelines The weight of a fully configured chassis is about 128 Ib 58 1 kg Observe the following guidelines for lifting and moving the router m Before moving the router read the guidelines in Preparing the Site for Router Installation on page 29 to verify that the intended site meets the specified power environmental and clearance requirements a Do not attempt to lift a fully
57. offline Red On steadily SCB has failed Host Subsystem M 13 MX240 Ethernet Services Router Hardware Guide Routing Engine 14 m The Routing Engine is an Intel based PC platform that runs JUNOS software Software processes that run on the Routing Engine maintain the routing tables manage the routing protocols used on the router control the router interfaces control some chassis components and provide the interface for system management and user access to the router You can install one or two Routing Engines in the router The Routing Engines install into the front of the chassis in horizontal slots in the SCBs labeled O and 1 0 Each Routing Engine must be installed directly into an SCB A USB port on the Routing Engine accepts a USB memory card that allows you to load JUNOS software If two Routing Engines are installed one functions as the master and the other acts as the backup If the master Routing Engine fails or is removed and the backup is configured appropriately the backup takes over as the master The Backup Routing Engine is hot insertable and hot removable The MX240 router supports the RE S 1500 2048 Routing Engine and the RE S 2000 4096 Routing Engine Both Routing Engines have the same ports and LEDs on the faceplate NOTE If two Routing Engines are installed they must both be the same hardware version Host Subsystem Figure 9 Routing Engine Extractor clip Auxiliary port
58. ofofo YELONALARM RED ALARM Winter me e 5088 O BE El E b OKO OFAL OKO Om OKO O FAL OK O O FAL o o D uS o DPC and SCH LEDs and online offline buttons v NOTE At least one SCB must be installed in the router for the craft interface to obtain power Alarm LEDs and Alarm Cutoff Lamp Test Button Two large alarm LEDs are located at the upper right of the craft interface see Figure 15 on page 18 The circular red LED lights to indicate a critical condition that can result in a system shutdown The triangular yellow LED lights to indicate a less severe condition that requires monitoring or maintenance Both LEDs can be lit simultaneously A condition that causes an LED to light also activates the corresponding alarm relay contact on the craft interface as described in Alarm Relay Contacts on page 21 To deactivate red and yellow alarms press the button labeled ACO LT for alarm cutoff lamp test which is located to the right of the alarm LEDs Deactivating an alarm turns off both LEDs and deactivates the device attached to the corresponding alarm relay contact on the craft interface Table 11 on page 19 describes the alarm LEDs and alarm cutoff button in more detail 18 m Craft Interface Chapter 2 Hardware Components Table 11 Alarm LEDs and Alarm Cutoff Lamp Test Button Shape Color State Description O Red On steadily Critical alarm LED Indicates a critical condition that can cause
59. optic transceiver or into the ends of fiber optic cables Fiber optic transceivers and fiber optic cable connected to a transceiver emit laser light that can damage your eyes Replacing DPCs and Transceivers Chapter 13 Replacing Hardware Components 10 Insert the appropriate cables into the cable connector ports on each DPC see Figure 51 on page 110 Secure the cables so that they are not supporting their own weight Place excess cable out of the way in a neatly coiled loop using the cable management system Placing fasteners on a loop helps to maintain its shape CAUTION Do not let fiber optic cable hang free from the connector Do not allow fastened loops of cable to dangle which stresses the cable at the fastening point CAUTION Avoid bending fiber optic cable beyond its minimum bend radius An arc smaller than a few inches in diameter can damage the cable and cause problems that are difficult to diagnose 11 Use one of the following methods to bring the DPC online m Press and hold the corresponding DPC online button on the craft interface until the green OK LED next to the button lights steadily in about 5 seconds m Issue the following CLI command userQ host request chassis fpc slot slot number online For more information about the command see the JUNOS System Basics and Services Command Reference CAUTION After the OK LED turns green wait at least 50 seconds before removing the DPC again remov
60. optical ports with optical instruments m Avoid direct exposure to the beam WARNING Unterminated optical connectors can emit invisible laser radiation The lens in the human eye focuses all the laser power on the retina so focusing the eye directly on a laser source even a low power laser could permanently damage the eye Class 1 Laser Product Warning WARNING Class 1 laser product Waarschuwing Klasse 1 laser produkt Varoitus Luokan 1 lasertuote Attention Produit laser de classe I Warnung Laserprodukt der Klasse 1 Avvertenza Prodotto laser di Classe 1 Advarsel Laserprodukt av klasse 1 Aviso Produto laser de classe 1 Atenci n Producto l ser Clase I Varning Laserprodukt av klass 1 Class 1 LED Product Warning WARNING Class 1 LED product Waarschuwing Klasse 1 LED product Safety Guidelines and Warnings m 137 MX240 Ethernet Services Router Hardware Guide 138 m Varoitus Luokan 1 valodiodituote Attention Alarme de produit LED Class I Warnung Class 1 LED Produktwarnung Avvertenza Avvertenza prodotto LED di Classe 1 Advarsel LED produkt i klasse 1 Aviso Produto de classe 1 com LED jAtenci n Aviso sobre producto LED de Clase 1 Varning Lysdiodprodukt av klass 1 Laser Beam Warning WARNING Do not stare into the laser beam or view it directly with optical instruments Waarschuwing Niet in de straal staren of hem rechtstreeks bekijken met optische instrumenten Varoitu
61. position and tape the switch handle of the circuit breaker in the off position To install a DC power supply see Figure 56 on page 118 1 e A Ensure that the voltage across the DC power source cable leads is O V and that there is no chance that the cable leads might become active during installation Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 130 Switch the circuit breaker on the power supply faceplate to the OFF position O Using both hands slide the power supply straight into the chassis until the power supply is fully seated in the chassis slot The power supply faceplate should be flush with any adjacent power supply faceplate or blank installed in the power supply slot Tighten the captive screws on the lower edge of the power supply faceplate Remove the clear plastic cover protecting the terminal studs on the faceplate Remove the nuts and washers from the terminal studs Secure each power cable lug to the terminal studs first with the washer then with the nut Apply between 23 lb in 2 6 Nm and 25 Ib in 2 8 Nm of torque to each nut see Figure 57 on page 118 a Secure the positive DC source power cable lug to the RTN return terminal b Secure the negative DC source power cable lug to the 48V input termi
62. the manual and describe upgrade and downgrade procedures AIS Release Notes Summarize AIS new features and guidelines identify known and resolved problems provide information that might have been omitted from the manuals and provide initial setup upgrade and downgrade procedures AIS AI Script Release Notes Summarize AI Scripts new features identify known and resolved problems provide information that might have been omitted from the manuals and provide instructions for automatic and manual installation including deleting and rolling back J series Services Router Release Notes Briefly describe Services Router features identify known hardware problems and provide upgrade and downgrade instructions List of Technical Publications W xxiii MX240 Ethernet Services Router Hardware Guide Table 4 JUNOS Software Network Operations Guides Book Description Baseline Describes the most basic tasks for running a network using Juniper Networks products Tasks include upgrading and reinstalling JUNOS software gathering basic system management information verifying your network topology and searching log messages Interfaces Describes tasks for monitoring interfaces Tasks include using loopback testing and locating alarms MPLS Describes tasks for configuring monitoring and troubleshooting an example MPLS network Tasks include verifying the correct configuration of the MPLS an
63. the power consumption and thermal output for your hardware configuration Table 55 on page 173 lists the power requirements for base AC powered routers operating under typical voltage conditions and includes various power supply configurations The base AC powered router includes the midplane craft interface and fan tray running at normal speed Table 35 AC Base Router Power Requirements Power Supply Configuration Power Requirement Watts One AC power supply high line nonredundant configuration 195 W approximate 220 V Two AC power supplies high line redundant configuration 550 W approximate 220 V Two AC power supplies low line nonredundant configuration 270 W approximate 110 V Four AC power supplies low line redundant configuration 520 W approximate 110 V Table 56 on page 175 lists the power requirements for various hardware components when the router is operating under typical voltage conditions Table 36 Component Power Requirements for AC Powered Routers Component Power Requirement Power Requirement Watts Watts with 85 Efficiency Fan tray full speed Fan tray normal speed 70 W 50W 24 W 20 W SCB 150 W 176 W Routing Engine 90 W 106 W DPC Generalized typical value 312 W 367 W DPC Generalized maximum value 365 W 429 W These examples use generalized values per DPC For DPC power requirements see the MX series Ethernet Services Route
64. the router to stop functioning Possible causes include component removal failure or overheating Cy Yellow On steadily Warning alarm LED Indicates a serious but nonfatal error condition such as a maintenance alert or a significant increase in component temperature arm cutoff lamp test button Deactivates red an Gon Al ff lamp b Deacti dand yellow alarms Causes all LEDs on the craft interface to light for testing when pressed and held Host Subsystem LEDs Power Supply LEDs Each host subsystem has three LEDs located on the upper left of the craft interface that indicate its status The LEDs labeled REO show the status of the Routing Engine in slot O and the SCB in slot O The LEDs labeled RE1 show the status of the Routing Engine and SCB in slot 1 0Table 12 on page 19 describes the functions of the host subsystem LEDs Table 12 Host Subsystem LEDs Label Color State Description MASTER Green On steadily Host is functioning as the master ONLINE Green On steadily Host is online and is functioning normally OFFLINE Red On steadily Host is installed but the Routing Engine is offline Off Host is not installed Each power supply has two LEDs on the craft interface that indicate its status The LEDs labeled O through 3 are located on the upper left of the craft interface next to the PEM label Table 15 on page 19 describes the functions of the power supply LEDs on the craft i
65. trei Uther teen seo CER Da E 79 show chassis alar MS rerne 80 show chassis DPC Dic stans cc cceeeeeeees 74 show chassis fpc for DPG A ere t e tit e mete tet 72 show chassis bhardware 197 BEER EE s oot cn bd ade tutor uade 79 comments in configuration statements xix compatibility electromagnetic compliance EMC reoutrements ke a eee E a TSA 157 general standards ce bete es 155 components cable management System 17 CAS TE 5 COOlInig sySterm accen edito be Tte 24 eene LEE 17 DPG aei ni erbei as ue decus path ette ee 8 field replacement ier n te pete Node eat 87 host subsystern ie done 11 ene ei i ee btt d aed ette td 8 OVERVIEW ii scd deeg Gegen tp e Rma 5 power supplies maranin tor a e 21 ted ndangy E 4 SA tt ete ttt 14 210 m Index configuration TOUELGE Ei Re M ade bo A p Ee 61 console port ESCAPE orte E CEDE ets 16 CONSOLE port See console port console port for Routing Engine management cable connection during initial installation 50 connector pinout RJ 45 sss 185 replacement Instruction 105 SpecitiCatiOfi5 s d ascabeatenesieotytaaseheaneedenes 185 conventions notice ICONS n abso ie erede eo EA de xviii text and SEU eege ee e s xviii cooling system descripto iii a 24 troubleshooting 82 craft interface alarm cutoff lamp test button 18 alarm relay contacts nene eet description detects DPC LEDs host subsystem LEDs LEDs alarm r
66. unidad en el mismo m Cuando este equipo se vaya a instalar en un bastidor parcialmente ocupado comenzar la instalaci n desde la parte inferior hacia la superior colocando el equipo m s pesado en la parte inferior m Si el bastidor dispone de dispositivos estabilizadores instalar stos antes de montar o proceder al mantenimiento del equipo instalado en el bastidor Varning F r att undvika kroppsskada n r du installerar eller utf r underh llsarbete p denna enhet p en st llning m ste du vidta s rskilda f rsiktighets tg rder f r att f rs kra dig om att systemet st r stadigt F ljande riktlinjer ges f r att trygga din s kerhet Safety Guidelines and Warnings m 135 MX240 Ethernet Services Router Hardware Guide m Juniper Networks router m ste installeras i en st llning som r f rankrad i byggnadens struktur m Om denna enhet ar den enda enheten p st llningen skall den installeras l ngst ned p st llningen m Om denna enhet installeras pa en delvis fylld st llning skall st llningen fyllas nedifr n och upp med de tyngsta enheterna l ngst ned p st llningen a Om st llningen r f rsedd med stabiliseringsdon skall dessa monteras fast innan enheten installeras eller underh lls p st llningen Ramp Warning WARNING When installing the router do not use a ramp inclined at more than 10 degrees Waarschuwing Gebruik een oprijplaat niet onder een hoek van meer dan 10 graden Varoitus l k
67. verrouillage et une cl ou tout autre moyen de Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information s curit L acces aux zones de s curit est sous le contr le de l autorit responsable de l emplacement Warnung Diese Einheit ist zur Installation in Bereichen mit beschr nktem Zutritt vorgesehen Ein Bereich mit beschr nktem Zutritt ist ein Bereich zu dem nur Wartungspersonal mit einem Spezialwerkzeugs Schlof und Schl ssel oder anderer Sicherheitsvorkehrungen Zugang hat und der von dem f r die Anlage zust ndigen Gremium kontrolliert wird Avvertenza Questa unit deve essere installata in un area ad accesso limitato Un area ad accesso limitato un area accessibile solo a personale di assistenza tramite un attrezzo speciale lucchetto o altri dispositivi di sicurezza ed controllata dall autorit responsabile della zona Advarsel Denne enheten er laget for installasjon i omr der med begrenset adgang Et omr de med begrenset adgang gir kun adgang til servicepersonale som bruker et spesielt verktoy las og nokkel eller en annen sikkerhetsanordning og det kontrolleres av den autoriteten som er ansvarlig for omr det Aviso Esta unidade foi concebida para instalac o em reas de acesso restrito Uma rea de acesso restrito uma rea qual apenas tem acesso o pessoal de servico autorizado que possua uma ferramenta chave e fechadura especial ou qualquer outra forma de seguran
68. 1 3 V bias POE O 11 3 V bias POE 1 Bus Revision FPGA Revision CB 1 status State Temperature Power 1 1 2 O uy u 0 VI lt lt lt lt lt c lt EE LUN no lt lt 8 lt m un w A N lt Ka m Power 2 11 3 V bias PEM 4 6 V bias MidPlane 11 3 V bias FPD 11 3 V bias POE O 11 3 V bias POE 1 Bus Revision FPGA Revision Online Master 25 degrees C 77 degrees F 1198 mV 1508 mV 1830 mV 5059 mV 6593 mV 5111 mV 12181 mV 1250 mV 6587 mV 5078 mV 12026 mV 11253 mV 4827 mV 11408 mV 11446 mV 11408 mV 6 0 Online Standby 26 degrees C 78 degrees F 1211 mV 1517 mV 1817 mV 2507 mV 3312 mV 5136 mV 12142 mV 1260 mV 3306 mV 5085 mV 11968 mV 11369 mV 4814 mV 11427 mV 11350 mV 11330 mV 39 1 Replacing Host Subsystem Components m 101 MX240 Ethernet Services Router Hardware Guide Figure 44 Installing an SCB SCB DG Replacing a Routing Engine The router can have one or two Routing Engines They are located in the front of the chassi within the SCBs in the horizontally along the bottom of the chassis in the slots marked O and 1 Each Routing Engine weighs approximately 2 4 Ib 1 1 kg The Routing Engine is hot pluggable If the router contains a redundant host subsystem the backup Routing Engine and SCB are hot removable and hot insertable Before you replace an SCB or a Routing Engine you must take the host subsystem offline see Taking t
69. 15 o o en US gt o O x o s UM de 1 fesch ojo Sy PAL a NOTE This illustration depicts the router being installed in an open frame rack For an illustration of the mounting hardware required for a four post rack or cabinet see Figure 23 on page 42 Reinstalling Components in the Chassis After the router is installed in the rack you reinstall the removed components before booting and configuring the router The following procedures describe how to reinstall components in the chassis first in the rear and then in the front m Reinstalling the Power Supplies on page 193 m Reinstalling the Fan Tray on page 194 m Reinstalling SCBs on page 195 m Reinstalling DPCs on page 196 Reinstalling the Power Supplies Reinstall the rightmost power supply first and then work your way to the left To reinstall the AC or DC power supplies follow this procedure for each power supply see Figure 70 on page 194 which shows the installation of the DC power supplies Reinstalling Components in the Chassis m 193 MX240 Ethernet Services Router Hardware Guide 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 2 Foran AC powered router switch the AC switch on the power supply slot to the off position 0 For a DC powered router switch the circ
70. 2 5 V to 76 V BRKR ON Green Off DC power supply circuit breaker is turned off Green On DC power input is present and the DC power supply circuit breaker is turned on INPUT OK Green Off DC input to the PEM is not present On DC input is present and is connected in correct polarity Amber On DC input is present but not in valid operating range or connected in reverse polarity Cooling System 24 mo Cooling System The cooling system consists of the following components m Fan tray m Air filter The cooling system components work together to keep all router components within the acceptable temperature range see Figure 17 on page 25 Figure 18 on page 25 and Figure 19 on page 26 The router has one fan tray and one air filter that install vertically in the rear of the router The fan tray contains three fans Chapter 2 Hardware Components The air intake to cool the chassis is located on the side of the chassis next to the air filter Air is pulled through the chassis toward the fan tray where it is exhausted out the side of the system The air intake to cool the power supplies is located in the front of the router above the craft interface The exhaust for the power supplies is located on the rear bulkhead power supplies Figure 17 Airflow Through Chassis Front view Side view Rear view Airflo
71. 80 Alarm Relay Contacts s terii ctos a petente heen p np ou reet 80 EES cce cuu A E HS t d ce T ees 80 Craft Interface LEDS iaa tas tette zin 80 Coriponent EDS eat ee dete eee ER trees dhs Eee 81 Troubleshooting the Cooling System 2 0 0 cece cece cnn ocn nnnnncccnononanannnno 82 Bee eege ER Troubleshooting the Power System ssssssssssss eee 84 Chapter 13 Replacing Hardware Components 87 Field Replaceable Units FRUS sssssssssssss eee 87 Tools and Parts Required c tet Rt aee sm e feet 88 Replacing the Craft Interface cocente aa raa een 89 Removing the Craft Interface etas latenter redii Lom uses ten 89 Installing the Craft Interface sc sete e pae esee e ede ad 90 Replacing Alarm Relay Wires ti tt altiro ER e RR n 91 Disconnecting the Alarm Relay Wires sssssss 91 Connecting the Alarm Relay Wies 92 Replacing Cooling System Components ssssssssss ee 92 Replacing the Ean Tray oso Re edat OH E oce Rte 92 Removing thesFan Tray ita AA a va vede 92 Installing the Baty E cse tte iot e teet ee dt ture 95 Replacing the Air Fiter rie o ete meg e mages ces PR aec ge Ad 94 REMOVING AN Air ET 94 Installing the Air Filter Aere pee hg CI er ee e eli 95 Replacing Host Subsystem Components sssssssssss Hee 96 Taking the Host Subsystem Offline 96 Replacing ar SGBz scent sehen ee ettet eoe eege 97 Operating and Positioning the SCB Ejectors 20 0 0 cece 98 REMOVING an SOB s acc tenete ter
72. AN Access Configuration Guide Explains how to configure the interfaces on J series Services Routers for basic IP routing with standard routing protocols ISDN backup and digital subscriber line DSL connections Advanced WAN Access Configuration Guide Explains how to configure J series Services Routers in virtual private networks VPNs and multicast networks configure data link switching DLSw services and apply routing techniques such as policies stateless and stateful firewall filters IP Security IPSec tunnels and class of service CoS classification for safer more efficient routing Administration Guide Shows how to manage users and operations monitor network performance upgrade software and diagnose common problems on J series Services Routers Release Notes JUNOS Release Notes Summarize new features and known problems for a particular software release provide corrections and updates to published JUNOS JUNOScript and NETCONF manuals provide information that might have been omitted from the manuals and describe upgrade and downgrade procedures Hardware Release Notes Describe the available documentation for the routing platform and summarize known problems with the hardware and accompanying software Each platform has its own release notes JUNOScope Release Notes Contain corrections and updates to the published JUNOScope manual provide information that might have been omitted from
73. C assembly combines packet forwarding and Ethernet interfaces on a single board with four 10 Gbps Packet Forwarding Engines Each Packet Forwarding Engine consists of one I chip for Layer 5 processing and one Layer 2 network processor The DPCs interface with the power supplies and Switch Control Boards SCBs The router has two dedicated DPC slots DPCs install horizontally in the front of the router see Figure 6 on page 9 One multifunction slot numbered 1 0 supports either one DPC or one SCB The DPC slots are numbered 1 0 1 and 2 bottom to top A DPC can be installed in any slot on the router that supports DPCs You can install any combination of DPC types in the router DPCs are hot removable and hot insertable as described in Field Replaceable Units FRUS on page 87 When you install a DPC in an operating router the Routing Chapter 2 Hardware Components Engine downloads the DPC software the DPC runs its diagnostics and the Packet Forwarding Engines housed on the DPC are enabled Forwarding on other DPCs continues uninterrupted during this process For DPC replacement instructions see Replacing a DPC on page 106 If a slot is not occupied by a DPC or SCB a blank panel must be installed to shield the empty slot and to allow cooling air to circulate properly through the router Figure 6 on page 9 shows typical DPCs supported on the MX240 router For more information about DPCs see the MX series Ethernet Services Router
74. Canada the 48 VDC facility should be equipped with a circuit breaker rated a minimum of 125 of the power provisioned for the input in Safety Guidelines and Warnings m 149 MX240 Ethernet Services Router Hardware Guide 150 m accordance with the National Electrical Code in the US and the Canadian Electrical Code in Canada m Run two wires from the circuit breaker box to a source of 48 VDC Use appropriate gauge wire to handle up to 50 A m Be sure to connect the ground wire or conduit to a solid office earth ground A closed loop ring is recommended for terminating the ground conductor at the ground stud m ADC powered router that is equipped with a DC terminal block is intended only for installation in a restricted access location In the United States a restricted access area is one in accordance with Articles 110 16 110 17 and 110 18 of the National Electrical Code ANSI NFPA 70 NOTE Primary overcurrent protection is provided by the building circuit breaker This breaker should protect against excess currents short circuits and earth faults in accordance with NEC ANSI NFPA70 m Ensure that the polarity of the DC input wiring is correct Under certain conditions connections with reversed polarity might trip the primary circuit breaker or damage the equipment m For personal safety connect the green and yellow wire to safety earth ground at both the router and the supply side of the DC wiring m The marked input
75. DPC Guide Figure 6 Typical DPCs Supported on the MX240 Router DPC 40x1GE DPC 4x10GE Kc SES RER E BRENNEN O ER ES EE ER E E ES LLLUuULLLILELULLLLLGULLLLLI STE ERU NR ER EST g004005 e 9 ELE bud Dense Port Concentrators DPCs M 9 MX240 Ethernet Services Router Hardware Guide DPC Components 10 Each DPC consists of the following components m DPC cover which functions as a ground plane and a stiffener m Fabric interfaces m Two Gigabit Ethernet interfaces that allow control information route information and statistics to be sent between the Routing Engine and the CPU on the DPCs m Two interfaces from the SCBs that enable the DPCs to be powered on and controlled m Physical DPC connectors m Four Packet Forwarding Engines m Midplane connectors and power circuitry m Processor subsystem which includes a 1 2 GHz CPU system controller and 1 GB of SDRAM m Online button Takes the DPC online or offline when pressed m LEDs on the 4 port 10 Gigabit Ethernet faceplate which indicate the port status LEDs are labeled top to bottom 0 0 through 0 3 see Table 7 on page 10 m LEDs on a 40 port Gigabit Ethernet faceplate indicate the port status LEDs are la
76. DPCs m 83 MX240 Ethernet Services Router Hardware Guide Total RLDRAM Total DDR DRAM Start time Uptime Slot 2 information State Temperature Total CPU DRAM Total RLDRAM Total DDR DRAM Start time Uptime 256 MB 4096 MB 2007 12 06 11 33 01 PST 4 hours 34 minutes 48 seconds Online 33 degrees C 91 degrees F 1024 MB 256 MB 4096 MB 2007 12 06 11 33 05 PST 4 hours 34 minutes 44 seconds For further description of the output from the commands see the JUNOS System Basics and Services Command Reference If a DPC is not functioning normally follow these guidelines to troubleshoot the DPC m Make sure the DPC is properly seated in the midplane Check that each ejector handle has been turned clockwise and is tight Troubleshooting the Power System 84 m To verify that a power supply is functioning normally perform the following steps m Check the LEDs on each power supply faceplate a fan AC power supply is correctly installed and functioning normally the AC OK and DC OK LEDs light steadily and the PS FAIL LED is not lit For more information about the LEDs see AC Power Supply LEDs on page 22 m Ifa DC power supply is correctly installed and functioning normally the PWR OK BRKR ON and INPUT OK LEDs light green steadily For more information about the LEDs see DC Power Supply LEDs on page 24 m Issue the CLI show chassis environment pem command to check the status of installed power supplies As sh
77. DS 5 eh tree e tees ede emite dei 19 Power Supply LEDS 2 ttem tendre eet utet a Ma oed es 19 DPC BEDS eee born tete etie yea betta tet b ate eee 20 Table of Contents B8 v MX240 Ethernet Services Router Hardware Guide Part 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Chapter 7 vi BR Table of Contents SCB LEDS kite n DE Ban LEDS steigen tester cr RES petii e D epe er vete E Alar Relay Contacts eus essei reb EEUU I ey th bcd teen eS Power Supplies ioni ten hdc eee i Pg EP e ES M ee ete ta AC ROWEr SUP EE E AG Power Supply LEDS ee is n AE E A DC Power EE DC Power Supply Configurations for the MX240 Router DC Power supply3bEDS ueri ren e ete tdt tust tees Cooling SYSTEM ire egere Date ve Y eee Ur epe rele sal AGR Setting Up the Router Preparing the Site for Router Installation Site Preparation Checklist rascar oia Cabinet Requirements ee pores te Pe tr i E a MEA Cabinet Size and Clearance Requirements cocoa rornrnrannccnnns Cabinet Airflow Requirements sssssssssss eene Rack ReguirementS ieren deg ro e fta tates ib eati te e eda Rack Size and Strength iupra eee b tug e eee gue e Spacing of Mounting Bracket Holes sssssssssss eee Connection to Building Structure cnica dee ete e ei ns Clearance Requirements for Airflow and Hardware Maintenance Installation Overview Unpacking the Router Tools arid Parts Required e tod eth pr axem eo Peas Unp
78. In no event shall Juniper s or its suppliers or licensors liability to Customer whether in contract tort including negligence breach of warranty or otherwise exceed the price paid by Customer for the Software that gave rise to the claim or if the Software is embedded in another Juniper product the price paid by Customer for such other product Customer acknowledges and agrees that Juniper has set its prices and entered into this Agreement in reliance upon the disclaimers of warranty and the limitations of liability set forth herein that the same reflect an allocation of risk between the Parties including the risk that a contract remedy may fail of its essential purpose and cause consequential loss and that the same form an essential basis of the bargain between the Parties 9 Termination Any breach of this Agreement or failure by Customer to pay any applicable fees due shall result in automatic termination of the license granted herein Upon such termination Customer shall destroy or return to Juniper all copies of the Software and related documentation in Customer s possession or control 10 Taxes All license fees for the Software are exclusive of taxes withholdings duties or levies collectively Taxes Customer shall be responsible for paying Taxes arising from the purchase of the license or importation or use of the Software 11 Export Customer agrees to comply with all applicable export law
79. Ketten und Uhren abnehmen Metallgegenst nde erhitzen sich wenn sie an das Netz und die Erde angeschlossen werden und k nnen schwere Verbrennungen verursachen oder an die Anschlu amp klemmen angeschwei t werden Avvertenza Prima di intervenire su apparecchiature collegate alle linee di alimentazione togliersi qualsiasi monile inclusi anelli collane braccialetti ed orologi Gli oggetti metallici si riscaldano quando sono collegati tra punti di alimentazione e massa possono causare ustioni gravi oppure il metallo pu saldarsi ai terminali Advarsel Fjern alle smykker inkludert ringer halskjeder og klokker fer du skal arbeide p utstyr som er koblet til kraftledninger Metallgjenstander som er koblet til kraftledninger og jord blir sv rt varme og kan for rsake alvorlige brannskader eller smelte fast til polene Aviso Antes de trabalhar em equipamento que esteja ligado a linhas de corrente retire todas as j ias que estiver a usar incluindo an is fios e rel gios Os objectos met licos aquecer o em contacto com a corrente e em contacto com a liga o terra podendo causar queimaduras graves ou ficarem soldados aos terminais jAtenci n Antes de operar sobre equipos conectados a l neas de alimentaci n quitarse las joyas incluidos anillos collares y relojes Los objetos de metal se calientan cuando se conectan a la alimentaci n y a tierra lo que puede ocasionar quemaduras graves o que los objetos met licos queden so
80. MX240 Ethernet Services Router Hardware Guide Juniper Networks Inc 1194 North Mathilda Avenue Sunnyvale California 94089 USA 408 745 2000 www juniper net Part Number 530 022140 01 Revision 2 This product includes the Envoy SNMP Engine developed by Epilogue Technology an Integrated Systems Company Copyright 9 1986 1997 Epilogue Technology Corporation All rights reserved This program and its documentation were developed at private expense and no part of them is in the public domain This product includes memory allocation software developed by Mark Moraes copyright 9 1988 1989 1995 University of Toronto This product includes FreeBSD software developed by the University of California Berkeley and its contributors All of the documentation and software included in the 4 4BSD and 4 4BSD Lite Releases is copyrighted by the Regents of the University of California Copyright 1979 1980 1985 1986 1988 989 1991 1992 1995 1994 The Regents of the University of California All rights reserved GateD software copyright 9 1995 the Regents of the University All rights reserved Gate Daemon was originated and developed through release 3 0 by Cornell University and its collaborators Gated is based on Kirton s EGP UC Berkeley s routing daemon routed and DCN s HELLO routing protocol Development of Gated has been supported in part by the National Science Foundation Portions of the GateD software copyright 9 1988 Re
81. N For safety periodically check the resistance value of the ESD strap The measurement should be in the range of 1 to 10 Mohms m When handling any component that is removed from the chassis make sure the equipment end of your ESD strap is attached to one of the ESD points on the chassis which are shown in Figure 1 on page 6 Figure 2 on page 6 and Figure 5 on page 7 m Avoid contact between the component and your clothing ESD voltages emitted from clothing can still damage components m When removing or installing a component always place it component side up on an antistatic surface in an antistatic card rack or in an electrostatic bag see Figure 60 on page 150 If you are returning a component place it in an electrostatic bag before packing it Figure 60 Placing a Component into an Electrostatic Bag CAUTION AA ELECTROSTATIC J SENSITIVE DEVICES DO NOT OPEN OR HANDLE EXCEPT AT A STATIC FREE WORKSTATION 1551 Fire Safety Requirements 130 m In the event of a fire emergency involving routers and other network equipment the safety of people is the primary concern Establish procedures for protecting people in the event of a fire emergency provide safety training and properly provision fire control equipment and fire extinguishers Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information In addition establish procedures to protect your equipment in the event
82. RE MASTER LED is lit the corresponding host subsystem is functioning as the master m Issue the following command The master Routing Engine is designated Master in the Current state field user host gt show chassis routing engine Routing Engine status Slot 0 Current state Master 2 Ifthe host subsystem is functioning as the master switch it to backup using the command user host gt request chassis routing engine master switch 5 Onthe console or other management device connected to the Routing Engine that is paired with the SCB you are removing enter CLI operational mode and issue the following command The command shuts down the Routing Engine cleanly so its state information is preserved userhost gt request system halt Wait until a message appears on the console confirming that the operating system has halted For more information about the command see the JUNOS System Basics and Services Command Reference NOTE The SCB might continue forwarding traffic for approximately 5 minutes after the request system halt command has been issued Replacing an SCB The router can have up to two SCBs They are located in the front of the chassis in the slots marked O and 1 0 the multifunction slot1 0 can contain either SCB1 or DPCO With a Routing Engine installed each SCB weighs approximately 9 6 Ib 4 4 kg The SCBs are hot pluggable If the router contains a redundant host subsystem the backup SCH and
83. Routing Engine are hot removable and hot insertable Before you replace an SCB or a Routing Engine you must take the host subsystem offline see Replacing Host Subsystem Components M 97 MX240 Ethernet Services Router Hardware Guide 98 Taking the Host Subsystem Offline on page 96 To replace an SCB use the following procedures Operating and Positioning the SCB Ejectors on page 98 Removing an SCB on page 99 Installing an SCB on page 100 Operating and Positioning the SCB Ejectors When removing or inserting an SCB ensure that the SCBs or blank panels in adjacent slots are fully inserted to avoid hitting them with the ejector handles The ejector handles require that all adjacent components be completely inserted so the ejector handles do not hit them which could result in damage The ejector handles rotate After you install the SCBs in the router ensure that the ejectors are positioned horizontally and do not block any other components or the LEDs To avoid blocking the visibility of the LEDs position the ejectors over the PARK icon To insert or remove the SCB slide the ejector across the SCB horizontally rotate it and slide it again another quarter of a turn Turn the ejector again and repeat as necessary Utilize the indexing feature to maximize leverage and to avoid hitting any adjacent components Operate both ejector handles simultaneously The insertion force on an SCB is too great for one ejector Replacing Ho
84. V AC in PEM 1 Rev 02 740 017330 000333 PS 1 2 1 7kW 100 240V AC in Routing Engine O REV 06 740 013063 1000701796 RE S 2000 Routing Engine 1 CB 0 REV 07 710 013385 KD1348 MX SCB CB 1 REV 07 710 013385 JZ0029 MX SCB FPC 1 REV 01 750 018124 JY9650 DPCE 4x 10GE R CPU REV 06 710 013713 JZ6625 DPC PMB PIC 0 BUILTIN BUILTIN 1x 10GECLAN WAN Xcvr 0 REV 01 740 014279 KBCO3VY XFP 10G LR PIC 1 BUILTIN BUILTIN 1x 10GECLAN WAN Xcvr 0 REV 01 740 014279 KB602C5 XFP 10G LR Locating Component Serial Numbers m 197 MX240 Ethernet Services Router Hardware Guide PIC 2 Xcvr O PIC 3 FPC 2 CPU PIC O Xcvr 0 PIC 1 Xcvr 0 PIC 2 Xcvr 0 PIC 3 Fan Tray 0 REV REV REV REV REV REV REV 01 01 06 01 01 01 01 BUILTIN 740 014279 BUILTIN 750 018124 710 013713 BUILTIN 740 014279 BUILTIN 740 014279 BUILTIN 740 014279 BUILTIN 710 021113 BUILTIN KB602C3 BUILTIN JY9642 JY9337 BUILTIN KB602BQ BUILTIN KB602BG BUILTIN KBCO3W1 BUILTIN J54641 1x 10GECLAN WAN XFP 10G LR 1x 10GECLAN WAN DPCE 4x 10GE R DPC PMB 1x 10GECLAN WAN XFP 10G LR 1x 10GECLAN WAN XFP 10G LR 1x 10GECLAN WAN XFP 10G LR 1x 10GECLAN WAN MX240 Fan Tray Most components also have a small rectangular serial number ID label see Figure 74 on page 198 attached to the component body Figure 74 Serial Number ID Label AD6008 1600 The following sections describe the label location on each type of com
85. We recommend that you use a 15 A 250 VAC minimum or as permitted by local code Dress the power cord appropriately Verify that the power cord does not block the air exhaust and access to router components or drape where people could trip on it Repeat Step 1 through Step 4 for the remaining power supplies Figure 30 Connecting AC Power to the Router Protective earthing on chassis Powering On an AC Powered Router To power on an AC powered router 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 130 Verify that the power supplies are fully inserted in the chassis Verify that the AC power cord is securely inserted into the appliance inlet Verify that an external management device is connected to one of the Routing Engine ports AUX CONSOLE or ETHERNET For more information about connecting management devices see Connecting the Router to Management and Alarm Devices on page 49 Turn on the power to the external management device Switch the AC switch on each power supply to the on position and observe the status LEDs on each power supply faceplate If an AC power supply is correctly installed and functioning normally the AC OK and DC OK LEDs light steadily and the PS FAIL LED is not lit Powering On a
86. WeF COF ii ettet te er tette 119 Connecting an AC Power Supply Cord 119 Replacing a DC Power Supply Gablen noinen a a 119 Disconnecting a DC Power Supply Cable sssee 120 Connecting a DC Power Supply Cable sssss 120 Replacing the Cable Management System ssssssssss nano nnnnnnc ns 121 Removing the Cable Management System sssssssss 121 Installing the Cable Management System ssssssssss 122 Part 4 Appendixes Appendix A Safety and Regulatory Compliance Information 125 Definition of Safety Warning Levels ssssssss n nc 125 Safety Guidelines and Warnings sssssssssss e 126 General Safety Guidelines and Warnings sse 127 Qualified Personnel Warning cesscdinetanaraei iinn aeaii 127 Restricted Access Area Warning seisoin easten a a 128 Preventing Electrostatic Discharge Damage eee 150 Fire Salety REQUITE MENUS sostenere nono E eet Fee Log TE env 150 Fire SuppressioTias de e pce le 151 Eire Suppression Ee let ll 131 Installation Safety Guidelines and Warnings sssss 151 Chassis Lifting Guidelines srra ieden a A rcccnonnrccccnnno 132 Installation Instructions Warning sssss 132 Rack Mounting Requirements and Warnings ecer 155 Ramp E 156 Laser and LED Safety Guidelines and Warnings ccce 156 General Laser Safety Guidelines osnaieh 157 Class 1 Laser Product Warning i eu t bete pud ette 157 Class 1 LED Product Warning orori ei in e 157 Laser Bea
87. about using the CLI to display details about alarms generated by interfaces and hardware components see Chassis and Interface Alarm Messages on page 80 For information about using the CLI to troubleshoot the JUNOS software see the appropriate JUNOS software configuration guide Chassis and Interface Alarm Messages When the Routing Engine detects an alarm condition it lights the red or yellow alarm LED on the craft interface as appropriate To view a more detailed description of the alarm cause issue the show chassis alarms command user host gt show chassis alarms There are two classes of alarm messages m Chassis alarms Indicate a problem with a chassis component such as the cooling system or power supplies m Interface alarms Indicate a problem with a specific network interface Alarm Relay Contacts LEDs 80 m The craft interface has two alarm relay contacts for connecting the router to external alarm devices see Figure 14 on page 21 Whenever a system condition triggers either the red or yellow alarm on the craft interface the alarm relay contacts are also activated The alarm relay contacts are located on the upper right of the craft interface LEDs on the router display the status of various components This section describes the following types of LEDs m Craft Interface LEDs on page 80 m Component LEDs on page 81 Craft Interface LEDs The craft interface is the panel on the front of the router located
88. above the DPC cards that contains LEDs and buttons that allow you to troubleshoot the router see Figure 15 on page 18 For more information about the craft interface see Craft Interface on page 17 LEDs on the craft interface include the following Overview of Troubleshooting Resources Chapter 12 Troubleshooting Hardware Components Alarm LEDs One large red circular LED and one large yellow triangular LED located on the upper right of the craft interface indicate two levels of alarm conditions The circular red LED lights to indicate a critical condition that can result in a system shutdown The triangular yellow LED lights to indicate a less severe condition that requires monitoring or maintenance Both LEDs can be lit simultaneously A condition that causes an alarm LED to light also activates the corresponding alarm relay contact on the craft interface Host subsystem LEDs Three LEDs MASTER ONLINE and OFFLINE indicate the status of the host subsystem A green MASTER LED indicates that the host is functioning as the master The ONLINE LED indicates that the host is online The OFFLINE LED indicates that the host is installed but the routing engine is offline The host subsystem LEDs are located on the left of the craft interface and are labeled REO and RE1 For more information see Host Subsystem LEDs on page 19 Power supply LED Two LEDs PEM indicate the status of each power supply Green indicates that the power
89. ack should be aligned with the mounting screws on the opposite side and the router should be level Installing the Router Using a Mechanical Lift Chapter 7 Installing the Router Figure 25 Installing the Router in the Rack g o 2 S 090 o o Open frame rack Volo o S 2 A 2 2 E 4 2 E A o 2 o o 3 A A E o S o s KR o 2 o 2 o A o o x R gt Ie of SS ei D Se S o NX o q Se Ml S Le SM S o T o 2 DE o om o o a o o o o o o o o o o o o Solo o Is S a 0 o o S a 95 d Mounting bracket 9004315 NOTE This illustration depicts the router being installed in an open frame rack For an illustration of the mounting hardware required for a four post rack or cabinet see Figure 25 on page 42 Installing the Router Using a Mechanical Lift M 47 MX240 Ethernet Services Router Hardware Guide 48 W Installing the Router Using a Mechanical Lift Chapter 8 Connecting the Router Tools and Parts Required on page 49 Connecting the Router to Management and Alarm Devices on page 49 Connecting DPC Cables on page 51 Tools and Parts Required To connect the router to management devices and DPCs you need the following tools and parts Phillips screwdrivers numbers 1 and 2 2 5 mm flat blade screwdriver 2 5 mm Phillips screwdriver Wire cutters Electrostatic discharge ESD grounding wrist strap Connecting the Route
90. acking the RoUte ege e pO poene put sean nda avast Veritying Parts RecelVed eese ert Aereo ue OM dE o denen Installing the Mounting Hardware Installing the Mounting Hardware for a Rack or Cabinet ece Moving the Mounting Brackets for Center Mounting the Router Installing the Router Safety Requirements Warnings and Guidelines sssssee Installing the Router Using a Mechanical Ur JOOISIREQUIFEG dean tetas miris b oet no of uestes te terat e E tote Installing the Router Using a Unt He 29 29 50 50 50 31 31 32 32 32 35 37 37 37 38 41 41 43 45 Chapter 8 Chapter 9 Chapter 10 Part 3 Chapter 11 Table of Contents Connecting the Router 49 Tools arid Parts Requited iis xt e p te X DR TM ere eI ON i ud 49 Connecting the Router to Management and Alarm Devices i n 49 Connecting to a Network for Out of Band Management coiiccinnnncccncccnn 50 Connecting to a Management Console or Auxiliary Device 50 Connecting to an External Alarm Reporting Device eee 50 Connecting DPC Cables ege a eene tay rots Par ep eee ette das 51 Grounding and Providing Power to the Router 53 Tools and Parts Required atea TE 55 Grounding the Route ice e tonic Deve e ove e Ir a ee 54 Connecting Power to an AC Powered Router sssssssssss e 54 Powering On an AC Powered Router ssssssssssse ee 55 Connecting Power to a DC Powered Router ssssssss
91. ag 2 9 in x 12 in pink bag ESD 2 Accessory box 19 in x 12 in x 3 in 1 Ethernet cable RJ 45 RJ 45 4 pair stranded UTP 1 Category 5E 15 ESD wrist strap with cable 1 40 verifying Parts Received Chapter 6 Installing the Mounting Hardware The router can be installed in a four post rack or cabinet or an open frame rack Install the mounting hardware on the rack before installing the router After the mounting hardware is installed proceed to Installing the Router on page 45 or Installing the Router Without a Mechanical Lift on page 187 depending on your type of installation This chapter describes the procedures for installing the mounting hardware m Installing the Mounting Hardware for a Rack or Cabinet on page 41 m Moving the Mounting Brackets for Center Mounting the Router on page 43 Installing the Mounting Hardware for a Rack or Cabinet Install the mounting shelf which is included in the shipping container before installing the router We recommend that you install the mounting shelf because the weight of a fully loaded chassis can be up to 128 Ib 58 1 kg Table 22 on page 41 specifies the holes in which you insert cage nuts and screws to install the mounting hardware required an X indicates a mounting hole location The hole distances are relative to one of the standard U divisions on the rack The bottom of all mounting shelves is at 0 02 in above a U division Table 22 Four Post Rack
92. ake serial number in output from show chassis hardware ee le DEE 197 SFP description deo tec edente e e uH es 110 installing EE 112 LEMOVING oce ee ttes obe Ee 110 shipping container ripacking s decet teta fb tuc suede 57 NISUS EE 57 shipping crate TODACKIN gutes ttt tte DONNE AE ERE ER REIHE 204 show chassis alarms Commande 80 82 84 show chassis DPC commande 85 show chassis DPC detail commande 85 show chassis fpc command for DPE Satis n d RO RR dee 72 show chassis fpc pic status Commande 74 show chassis hardware commande 197 signal dispersion d ente ep e e techos gebr e 179 signaling distance limitations 176 single mode fiber optic cable See cable fiber optic site electrical wiring speclficationg 176 environmental specifications preparation checklist i ote tree telle 29 routine Ipspechon eee eeeeeeeeeeee teen 67 Index WM 213 MX240 Ethernet Services Router Hardware Guide specifications Routing Engine management ports 185 See also cable DPC clearance around rack niso yoat hane 32 el ctrical iu eese rra rune pa si eis 174 Cable and WI Brad 176 Environmental acia 163 fire SALCCY dee ste taste dide eru ebbe usd 150 power drawn by hardware components 171 E D ET 165 power Svstem ees 171 rack connection to building structure 52 front mount flange hole spacing 52 mounting bracket hole spacing 52 si
93. all power is off locate the circuit breaker on the panel board that services the DC circuit switch the circuit breaker to the off position and tape the switch handle of the circuit breaker in the off position You connect DC power to the router by attaching power cables from the external DC power sources to the terminal studs on the power supply faceplates You must provide the power cables the cable lugs are supplied with the router For power cable specifications see DC Power Cable Specifications on page 170 To connect the DC source power cables to the router for each power supply 1 Switch off the dedicated facility circuit breakers Ensure that the voltage across the DC power source cable leads is O V and that there is no chance that the cable leads might become active during installation 2 Switch the circuit breaker on the power supply faceplate to the OFF position 5 Remove the clear plastic cover protecting the terminal studs on the faceplate 4 Verify that the DC power cables are correctly labeled before making connections to the power supply In a typical power distribution scheme where the return is Connecting Power to a DC Powered Router Chapter 9 Grounding and Providing Power to the Router connected to chassis ground at the battery plant you can use a multimeter to verify that the ohm output of the 48V and RTN DC cables to chassis ground The cable with very large resistance indicating an open circuit
94. alrededor de las aperturas para ventilaci n Varning F rhindra att en Juniper Networks router verhettas genom att inte anv nda den i ett omr de dar den maximalt rekommenderade omgivningstemperaturen p 40 C verskrids F rhindra att luftcirkulationen inskr nks genom att se till att det finns fritt utrymme p minst 15 2 cm omkring ventilations ppningarna Product Disposal Warning WARNING Disposal of this product must be handled according to all national laws and regulations Safety Guidelines and Warnings m 143 MX240 Ethernet Services Router Hardware Guide Waarschuwing Dit produkt dient volgens alle landelijke wetten en voorschriften te worden afgedankt Varoitus T m n tuotteen lopullisesta h vitt misest tulee huolehtia kaikkia valtakunnallisia lakeja ja s nn ksi noudattaen Attention La mise au rebut d finitive de ce produit doit tre effectu e conform ment toutes les lois et r glementations en vigueur Warnung Dieses Produkt mu den geltenden Gesetzen und Vorschriften entsprechend entsorgt werden Avvertenza L eliminazione finale di questo prodotto deve essere eseguita osservando le normative italiane vigenti in materia Advarsel Endelig disponering av dette produktet m skje i henhold til nasjonale lover og forskrifter Aviso A descartagem final deste produto dever ser efectuada de acordo com os regulamentos e a legisla o nacional Atenci n El desecho final de este producto de
95. als Maintaining Packet Forwarding Engine Components For instructions on maintaining Packet Forwarding Engine components see the following sections m Maintaining DPCs on page 72 m Maintaining DPC Cables on page 74 a Handling and Storing DPCs on page 74 Maintaining DPCs The router can have up to three Dense Port Concentrators DPCs mounted horizontally in the DPC card cage at the front of the chassis as shown in Figure 1 on page 6 To maintain DPCs perform the following procedures regularly m Check the LEDs on the craft interface directly above each DPC slot The green LED labeled OK lights steadily when a DPC is functioning normally For more information see DPC LEDs on page 20 m Check the OK FAIL LED on the DPC For more information see Table 7 on page 10 and Table 8 on page 10 If the DPC detects a failure the DPC sends an alarm message to the Routing Engine m Issue the CLI show chassis fpc command to check the status of installed DPCs As shown in the sample output the value Online in the column labeled State indicates that the DPC is functioning normally userGhost gt show chassis fpc Temp CPU Utilization Memory Utilization Slot State C Total Interrupt DRAM MB Heap Buffer 0 Online 41 9 0 1024 15 57 1 Online 43 5 0 1024 16 57 2 Online 43 11 0 1024 16 57 72 W Maintaining Packet Forwarding Engine Components Chapter 11 Maintaining Hardware Components 3 Empty 4 Empty 5 Online 42 6 0 1024 16 57 For m
96. ardous situations in your working environment so be alert and exercise good judgment at all times m Perform only the procedures explicitly described in this manual Make sure that only authorized service personnel perform other system services m Keep the area around the chassis clear and free from dust before during and after installation m Keep tools away from areas where people could trip over them while walking m Do not wear loose clothing or jewelry such as rings bracelets or chains which could become caught in the chassis m Wear safety glasses if you are working under any conditions that could be hazardous to your eyes m Donot perform any actions that create a potential hazard to people or make the equipment unsafe m Never attempt to lift an object that is too heavy for one person to handle m Never install or manipulate wiring during electrical storms m Never install electrical jacks in wet locations unless the jacks are specifically designed for wet environments m Operate the router only when it is properly grounded m Do not open or remove chassis covers or sheet metal parts unless instructions are provided in this manual Such an action could cause severe electrical shock m Do not push or force any objects through any opening in the chassis frame Such an action could result in electrical shock or fire m Avoid spilling liquid onto the router chassis or onto any router component Such an action could ca
97. are is embedded in the Software and any supplier of Juniper whose products or technology are embedded in or services are accessed by the Software shall be a third party beneficiary with respect to this Agreement and such licensor or vendor shall have the right to enforce this Agreement in its own name as if it were Juniper In addition certain third party software may be provided with the Software and is subject to the accompanying license s if any of its respective owner s To the extent portions of the Software are distributed under and subject to open source licenses obligating Juniper to make the source code for such portions publicly available such as the GNU General Public License GPL or the GNU Library General Public License LGPL Juniper will make such source code portions including Juniper modifications as appropriate available upon request for a period of up to three years from the date of distribution Such request can be made in writing to Juniper Networks Inc 1194 N Mathilda Ave Sunnyvale CA 94089 ATTN General Counsel You may obtain a copy of the GPL at http www gnu org licenses gpl html and a copy of the LGPL at http www gnu org licenses Igpl html 15 Miscellaneous This Agreement shall be governed by the laws of the State of California without reference to its conflicts of laws principles The provisions of the U N Convention for the International Sale of Goods shall not apply to this Agreeme
98. ated slot for a Switch Control Board SCB and one multifunction slot for either one DPC or one SCB The Packet Forwarding Engines are combined with the Ethernet ports on a Dense Port Concentrator DPC which installs into the router chassis Each Packet Forwarding Engine enables a throughput of 10 Gbps The DPCs are connected to one or two SCBs The connections between DPCs and SCBs are organized in three groups m Switch Fabric Connects the DPCs and provides for packet transport between DPCs m Control plane Gigabit Ethernet links between the combined SCBs Routing Engines and each DPC All board to board information is passed over Ethernet except for low level status and commands m Management signals Provide low level status diagnostic support Router Description WM 3 MX240 Ethernet Services Router Hardware Guide Component Redundancy 4 m The MX240 chassis provides redundancy and resiliency The hardware system is fully redundant including power supplies Routing Engines and SCBs A fully configured router is designed so that no single point of failure can cause the entire system to fail Only a fully configured router provides complete redundancy All other configurations provide partial redundancy The following major hardware components are redundant Component Redundancy Host subsystem The host subsystem consists of a Routing Engine functioning together with an SCB The router can have one or two host subsyst
99. ating under typical voltage conditions Table 31 Component Power Requirements Current Requirement Amps O Component Power Requirement Watts 48 VDC SCB 150W 31A Routing Engine 90 W 1 9A Fan tray full speed Fan tray normal 70W 50W 20W 0 4 A speed DPC Generalized typical value 312 W 6 5 A DPC Generalized maximum value 365 W 7 6 These examples use generalized values for DPCs For DPC power requirements see the MX series Ethernet Services Router DPC Guide Typical power consumption for DC powered routers m Minimum DC powered configuration Base router with fan tray at normal speed and one power supply 1 SCB 1 Routing Engine 1 DPC 1 04 A 3 1 A 1 9 A 6 5 A 12 5 A 48 VDC 600 0 W DC a Maximum DC powered configuration with one host subsystem and a third DPC in the multifunction slot Base router and two power supplies fan tray at full speed 1 SCB 1 Routing Engine 3 DPCs DC Power Specifications and Requirements Appendix D Power Guidelines Requirements and Specifications 1 38A 0 4A 3 1A 1 9A 3 7 6 A 1 38A 0 4A 3 1A 1 9A 22 8A 29 58 A 48 VDC 1 420 W DC m Input current from a DC source other than 48 VDC based on maximum configuration applies to DC power supply only 54 VDC input input current X 2 48 VDC input input current Y 54 X 48 29 58 A X248 29 58 A 54 26 3 A m System thermal output based
100. att inte stirra in i oskyddade ppningar Maintenance and Operational Safety Guidelines and Warnings As you maintain the router observe the following guidelines and warnings m Battery Handling Warning on page 140 m Jewelry Removal Warning on page 141 m Lightning Activity Warning on page 142 Safety Guidelines and Warnings m 139 MX240 Ethernet Services Router Hardware Guide 140 m m Operating Temperature Warning on page 142 m Product Disposal Warning on page 145 Battery Handling Warning WARNING Replacing the battery incorrectly might result in an explosion Replace the battery only with the same or equivalent type recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions Waarschuwing Er is ontploffingsgevaar als de batterij verkeerd vervangen wordt Vervang de batterij slechts met hetzelfde of een equivalent type dat door de fabrikant aanbevolen is Gebruikte batterijen dienen overeenkomstig fabrieksvoorschriften weggeworpen te worden Varoitus R j hdyksen vaara jos akku on vaihdettu v r n akkuun K yt vaihtamiseen ainoastaan saman tai vastaavantyyppist akkua joka on valmistajan suosittelema H vit k ytetyt akut valmistajan ohjeiden mukaan Attention Danger d explosion si la pile n est pas remplac e correctement Ne la remplacer que par une pile de type semblable ou quivalent recommand e par le fabricant Jeter les piles usag es conform ment aux
101. attach wires to the RED and YELLOW relay contacts on the craft interface See Figure 28 on page 51 A 50 HN Connecting the Router to Management and Alarm Devices Chapter 8 Connecting the Router system condition that triggers the red or yellow alarm LED on the craft interface also activates the corresponding alarm relay contact The terminal blocks that plug into the alarm relay contacts are supplied with the router They accept wire of any gauge between 28 AWG and 14 AWG 0 08 and 2 08 mm which is not provided Use the gauge of wire appropriate for the external device you are connecting To connect an external device to an alarm relay contact see Figure 28 on page 51 1 Prepare the required length of wire with gauge between 28 AWG and 14 AWG 0 08 and 2 08 mm2 2 While the terminal block is not plugged into the relay contact use a 2 5 mm flat blade screwdriver to loosen the small screws on its side With the small screws on its side facing left insert wires into the slots in the front of the block based on the wiring for the external device Tighten the screws to secure the wire 3 Plug the terminal block into the relay contact and use a 2 5 mm flat blade screwdriver to tighten the screws on the face of the block 4 Attach the other end of the wires to the external device To attach a reporting device for the other kind of alarm repeat the procedure Figure 28 Alarm Relay Contacts Alarm relay Craft Interface pan
102. be realizarse seg n todas las leyes y regulaciones nacionales Varning Slutlig kassering av denna produkt b r sk tas i enlighet med landets alla lagar och f reskrifter Electrical Safety Guidelines and Warnings 144 m When working on equipment powered by electricity follow the guidelines described in the following sections m In Case of Electrical Accident on page 144 m General Electrical Safety Guidelines and Warnings on page 145 m AC Power Electrical Safety Guidelines on page 148 m DC Power Electrical Safety Guidelines and Warnings on page 149 In Case of Electrical Accident If an electrical accident results in an injury take the following actions in this order 1 Usecaution Be aware of potentially hazardous conditions that could cause further injury 2 Disconnect power from the router 5 lf possible send another person to get medical aid Otherwise assess the condition of the victim then call for help Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information General Electrical Safety Guidelines and Warnings m Install the router in compliance with the following local national or international electrical codes m United States National Fire Protection Association NFPA 70 United States National Electrical Code m Canada Canadian Electrical Code Part 1 CSA C22 1 m Other countries International Electromechanical Commission IEC 60364 Part 1 through Part 7
103. beled horizontally and left to right 0 0 through 0 5 1 0 through 1 5 2 0 through 2 5 and 3 0 through 3 5 see Table 8 on page 10 Table 7 Four Port 10 Gigabit Ethernet DPC LEDs Label Color State Description OK FAIL Green On steadily DPC is functioning normally Red On steadily DPC has failed TUNNEL Green Off ormal operating mode On steadily Port configured in tunnel mode LINK Green On steadily Link is active Off o link Table 8 40 Port Gigabit Ethernet DPC LEDs Label Color State Description OK FAIL Green On steadily DPC is functioning normally Red On steadily DPC has failed Dense Port Concentrators DPCs Chapter 2 Hardware Components Table 8 40 Port Gigabit Ethernet DPC LEDs continued Label Color State Description LINK Green On steadily Link is active Off No link Two LEDs located on the craft interface above the DPC display the status of the DPC and are labeled OK and FAIL For more information about the DPC LEDs located on the craft interface see DPC LEDs on page 20 Host Subsystem The host subsystem provides the routing and system management functions of the router You can install one or two host subsystems on the router Each host subsystem functions as a unit the Routing Engine must be installed directly into the Switch Control Board S NOTE We recommend that you install two host subsystems for redundant protection If you
104. ber 1 Phillips screwdriver number 2 Routine Maintenance Procedures For optimum router performance perform the following preventive maintenance procedures regularly Inspect the installation site for moisture loose wires or cables and excessive dust Make sure that airflow is unobstructed around the router and into the air intake vents Check the status reporting devices on the craft interface System alarms and LEDs Inspect the air filter at the left rear of the router replacing it every 6 months for optimum cooling system performance Do not run the router for more than a Tools and Parts Required m 67 MX240 Ethernet Services Router Hardware Guide few minutes without the air filter in place For maintenance instructions see Maintaining the Air Filter on page 68 Maintaining Cooling System Components This section discusses the following topics mw Maintaining the Air Filter on page 68 m Maintaining the Fan Tray on page 68 Maintaining the Air Filter A dirty air filter restricts airflow in the unit producing a negative effect on the ventilation of the chassis The filter degrades over time Periodically replace the filter in use as well as spares We recommend that you replace the filter every 6 months For procedures to replace the air filter see Replacing the Air Filter on page 94 CAUTION Always keep the air filter in place while the router is operating Because the fans are very powerful they c
105. budget is sufficient to operate the receiver Factors that can cause link loss include higher order mode losses modal and chromatic dispersion connectors splices and fiber attenuation Table 58 on page 181 lists an estimated amount of loss for the factors used in the following sample calculations For information about the actual amount of signal loss caused by equipment and other factors refer to vendor documentation Table 38 Estimated Values for Factors Causing Link Loss Link Loss Factor Estimated Link Loss Value Higher order mode losses Single mode None Multimode 0 5 dB Modal and chromatic dispersion Single mode None Multimode None if product of bandwidth and distance is less than 500 MHz km Connector 0 5 dB Network Cable Specifications and Guidelines m 181 MX240 Ethernet Services Router Hardware Guide 182 m Table 38 Estimated Values for Factors Causing Link Loss continued Link Loss Factor Estimated Link Loss Value Splice 0 5 dB Fiber attenuation Single mode 0 5 dB km Multimode 1 dB km The following example uses the estimated values in Table 58 on page 181 to calculate link loss LL for a 2 km long multimode link with a power budget Pp of 15 dB m Fiber attenuation for 2 km 1 0 dB km 2 dB m Loss for five connectors 0 5 dB per connector 5 0 5 dB 2 5 dB m Loss for two splices 0 5 dB per splice 2 0 5 dB 1 dB m Higher order loss 0 5
106. ca Esta rea controlada pela autoridade respons vel pelo local Atenci n Esta unidad ha sido dise ada para instalarse en reas de acceso restringido rea de acceso restringido significa un rea a la que solamente tiene acceso el personal de servicio mediante la utilizaci n de una herramienta especial cerradura con llave o alg n otro medio de seguridad y que est bajo el control de la autoridad responsable del local Varning Denna enhet ar avsedd f r installation i omraden med begr nsat tilltr de Ett omr de med begr nsat tilltr de f r endast tilltr das av servicepersonal med ett speciellt verktyg l s och nyckel eller annan s kerhetsanordning och kontrolleras av den auktoritet som ansvarar f r omr det Safety Guidelines and Warnings m 129 MX240 Ethernet Services Router Hardware Guide Preventing Electrostatic Discharge Damage Many router hardware components are sensitive to damage from static electricity Some components can be impaired by voltages as low as 50 V You can easily generate potentially damaging static voltages whenever you handle plastic or foam packing material or if you move components across plastic or carpets Observe the following guidelines to minimize the potential for electrostatic discharge ESD damage which can cause intermittent or complete component failures m Always use an ESD wrist strap or ankle strap and make sure that it is in direct contact with your skin CAUTIO
107. cage Replacing DPCs and Transceivers m 107 MX240 Ethernet Services Router Hardware Guide 108 m CAUTION After removing a DPC from the chassis wait at least 50 seconds before reinserting it removing a DPC from a different slot or inserting a DPC into a different slot Figure 49 Removing a DPC DPC Soe Ejectors Installing a DPC To install a DPC see Figure 50 on page 110 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 130 2 Place the DPC on an antistatic mat or remove it from its electrostatic bag 3 Identify the slot on the router where it will be installed 4 Verify that each fiber optic transceiver is covered with a rubber safety cap If it does not cover the transceiver with a safety cap 5 Orient the DPC so that the faceplate faces you 6 Lift the DPC into place and carefully align the sides of the DPC with the guides inside the card cage 7 Slide the DPC all the way into the card cage until you feel resistance 8 Grasp both ejector handles and rotate them clockwise simultaneously until the DPC is fully seated 9 Ifthe DPC uses fiber optic cable remove the rubber safety cap from each transceiver and cable WARNING Do not look directly into a fiber
108. cas en la atm sfera Varning Vid ska skall du aldrig utf ra arbete p systemet eller ansluta eller koppla loss kablar Operating Temperature Warning WARNING To prevent the router from overheating do not operate it in an area that exceeds the maximum recommended ambient temperature of 1049F 400 To prevent airflow restriction allow at least 6 inches 15 2 cm of clearance around the ventilation openings Waarschuwing Om te voorkomen dat welke router van de Juniper Networks router dan ook oververhit raakt dient u deze niet te bedienen op een plaats waar de maximale aanbevolen omgevingstemperatuur van 409C wordt overschreden Om Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information te voorkomen dat de luchtstroom wordt beperkt dient er minstens 15 2 cm speling rond de ventilatie openingen te zijn Varoitus Ettei Juniper Networks router sarjan reititin ylikuumentuisi sit ei saa k ytt tilassa jonka l mp tila ylitt korkeimman suositellun ymparistolampotilan 40 C Ettei ilmanvaihto estyisi tuuletusaukkojen ymp rille on j tett v ainakin 15 2 cm tilaa Attention Pour viter toute surchauffe des routeurs de la gamme Juniper Networks router ne l utilisez pas dans une zone o la temp rature ambiante est sup rieure 40 C Pour permettre un flot d air constant d gagez un espace d au moins 15 2 cm autour des ouvertures de ventilations Warnung Um einen Router de
109. cations The accessory box shipped with the router includes the cable lugs that attach to the terminal studs of each power supply see Figure 65 on page 171 Figure 63 DC Power Cable Lug La 2 25 End view ji UY A 0 28 0 55 diameter O O 4 6 AWG conductor Y each hole Crimp area e 0 08 0 25 0 625 0 37 1188 All measurements in inches A CAUTION Before router installation begins a licensed electrician must attach a cable lug to the grounding and power cables that you supply A cable with an incorrectly attached lug can damage the router oe NOTE The same cable lug is used for the grounding cable DC Power Cable Specifications Table 32 on page 171 summarizes the specifications for the power cables which you must supply Table 32 DC Power Cable Specifications Cable Type Quantity and Specification Power Four 6 AWG 15 5 mm2 minimum 60 C wire or as permitted by the local code AC Power Specifications and Requirements m AC Power Specifications on page 172 m Power Consumption for AC Powered Routers on page 172 m AC Power Circuit Breaker Specifications on page 174 m AC Power Cord Specifications on page 174 AC Power Specifications and Requirements M 171 MX240 Ethernet Services Router Hardware Guide AC Power Specifications m AC Power System Electrical Specifications on page 172 m AC Power Supply Electrical Specificat
110. cs EN 61000 3 3 Voltage Fluctuations and Flicker EN 61000 4 2 ESD EN 61000 4 3 Radiated Immunity EN 61000 4 4 EFT EN 61000 4 5 Surge EN 61000 4 6 Low Frequency Common Immunity EN 61000 4 11 Voltage Dips and Sags m ETSI ETSI EN 300386 2 Telecommunication Network Equipment Electromagnetic Compatibility Requirements The router is designed to comply with the following standards m NEBS GR 1089 Core EMC and Electrical Safety for Network Telecommunications Equipment SR 3580 NEBS Criteria Levels Level 3 Compliance GR 65 CORE NEBS Physical Protection Compliance Statements for NEBs Requirements 156 m m The equipment is suitable for installation as part of the Common Bonding Network CBN m The equipment is suitable for installation in locations where the National Electrical Code NEC applies m The battery return connection is to be treated as a Common DC return DC C as defined in GR 1089 CORE Agency Approvals and Compliance Appendix A Safety and Regulatory Compliance Information Compliance Statements for EMC Requirements Canada This Class A digital apparatus complies with Canadian ICES 005 Cet appareil num rique de la classe A est conforme la norme NMB 005 du Canada European Community This is a Class A product In a domestic environment this product might cause radio interference in which case the user might be required to take adequate measures Agency Approvals and Compliance
111. d RSVP protocols displaying the status and statistics of MPLS running on all routing platforms in the network and using the layered MPLS troubleshooting model to investigate problems with an MPLS network MPLS Log Reference Describes MPLS status and error messages that appear in the output of the show mpls Isp extensive command The guide also describes how and when to configure Constrained Shortest Path First CSPF and RSVP trace options and how to examine a CSPF or RSVP failure in a sample network MPLS Fast Reroute Describes operational information helpful in monitoring and troubleshooting an MPLS network configured with fast reroute FRR and load balancing Hardware Describes tasks for monitoring M series and T series routing platforms To configure and operate a J series Services Router running JUNOS software with enhanced services you must also use the configuration statements and operational mode commands documented in JUNOS configuration guides and command references To configure and operate a WX Integrated Services Module you must also use WX documentation Table 5 JUNOS Software with Enhanced Services Documentation Book Description JUNOS Software with Enhanced Services Design Provides guidelines and examples for designing and and Implementation Guide implementing IP Security IPSec virtual private networks VPNs firewalls and routing on J series routers running JUNOS software
112. d completely to remove power from the unit completely Waarschuwing Deze eenheid heeft meer dan n stroomtoevoerverbinding alle verbindingen moeten volledig worden verwijderd om de stroom van deze eenheid volledig te verwijderen Varoitus T ss laitteessa on useampia virtal hdekytkent j Kaikki kytkenn t on irrotettava kokonaan jotta virta poistettaisiin t ysin laitteesta Attention Cette unit est quip e de plusieurs raccordements d alimentation Pour supprimer tout courant lectrique de l unit tous les cordons d alimentation doivent tre d branch s Warnung Diese Einheit verf gt ber mehr als einen Stromanschluf um Strom g nzlich von der Einheit fernzuhalten m ssen alle Stromzufuhren abgetrennt sein Avvertenza Questa unit ha pi di una connessione per alimentatore elettrico tutte le connessioni devono essere completamente rimosse per togliere l elettricit dall unit Advarsel Denne enheten har mer enn n str mtilkobling Alle tilkoblinger m kobles helt fra for eliminere str m fra enheten Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information Aviso Este dispositivo possui mais do que uma conex o de fonte de alimenta o de energia para poder remover a fonte de alimentac o de energia dever o ser desconectadas todas as conex es existentes jAtenci n Esta unidad tiene m s de una conexi n de suministros de alimentaci n para eliminar la alimentaci
113. dB m Clock recovery module 1 dB The power margin Py is calculated as follows PM PB LL PM 13 dB 2 km 1 0 dB km 5 0 5 dB 2 0 5 dB 0 5 dB HOL 1 dB CRM PM 13 dB 2 dB 2 5 dB 1 dB 0 5 dB 1 dB PM 6 dB The following sample calculation for an 8 km long single mode link with a power budget Pp of 15 dB uses the estimated values from Table 58 on page 181 to calculate link loss LL as the sum of fiber attenuation 8 km 2 0 5 dB km or 4 dB and loss for seven connectors 0 5 dB per connector or 5 5 dB The power margin Phy is calculated as follows PM Pp LL PM 13 dB 8 km 0 5 dB km 7 0 5 dB PM 13 dB 4 dB 3 5 dB PM 5 5 dB In both examples the calculated power margin is greater than zero indicating that the link has sufficient power for transmission and does not exceed the maximum receiver input power Network Cable Specifications and Guidelines Appendix E Cable and Wire Guidelines and Specifications Routing Engine Interface Cable and Wire Specifications Table 59 on page 183 lists the specifications for the cables that connect to management ports and the wires that connect to the alarm relay contacts Table 39 Cable and Wire Specifications for Routing Engine Management and Alarm Interfaces Cable Cable Wire Maximum Router Port Specification Supplied Length Receptacle Routing Engine RS 232 EIA 232 One 6 ft 6 ft 1 83 m RJ 45 DB 9 male cons
114. delines and Warnings Appendix A Safety and Regulatory Compliance Information Jewelry Removal Warning WARNING Before working on equipment that is connected to power lines remove jewelry including rings necklaces and watches Metal objects heat up when connected to power and ground and can cause serious burns or weld the metal object to the terminals Waarschuwing Alvorens aan apparatuur te werken die met elektrische leidingen is verbonden sieraden inclusief ringen kettingen en horloges verwijderen Metalen voorwerpen worden warm wanneer ze met stroom en aarde zijn verbonden en kunnen ernstige brandwonden veroorzaken of het metalen voorwerp aan de aansluitklemmen lassen Varoitus Ennen kuin ty skentelet voimavirtajohtoihin kytkettyjen laitteiden parissa ota pois kaikki korut sormukset kaulakorut ja kellot mukaan lukien Metalliesineet kuumenevat kun ne ovat yhteydess s hk virran ja maan kanssa ja ne voivat aiheuttaa vakavia palovammoja tai hitsata metalliesineet kiinni liitantanapoihin Attention Avant d acc der cet quipement connect aux lignes lectriques ter tout bijou anneaux colliers et montres compris Lorsqu ils sont branch s l alimentation et reli s la terre les objets m talliques chauffent ce qui peut provoquer des blessures graves ou souder l objet m tallique aux bornes Warnung Vor der Arbeit an Ger ten die an das Netz angeschlossen sind jeglichen Schmuck einschlie lich Ringe
115. e 44 on page 102 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 Carefully align the sides of the SCB with the guides inside the chassis Slide the SCB into the chassis until you feel resistance carefully ensuring that it is correctly aligned Grasp both ejector handles and rotate them simultaneously clockwise until the SCB is fully seated Place the ejector handles in the proper position horizontally and toward the center of the board To verify that the SCB is functioning normally check the LEDs on its faceplate The green OK FAIL LED should light steadily a few minutes after the SCB is installed If the OK FAIL LED is red remove and install the SCB again see Removing an SCB on page 99 and Installing an SCB on page 100 If the OK FAIL LED still lights steadily the SCB is not functioning properly Contact your customer support representative Replacing Host Subsystem Components Chapter 13 Replacing Hardware Components To check the status of the SCB use the CLI command user host gt show chassis environment cb CB O status State Temperature Power 1 1 2 nwNn pap OO un Qo yu lt lt lt lt lt lt m 2 0 V 5 V Un UJ H 2 3 V SM3 V RE 12 V RE Power 2 11 3 V bias PEM 4 6 V bias MidPlane 11 3 V bias FPD 1
116. e 53 Removing an AC Power Supp 115 Figure 54 Installing an AC Power Supply ssssss 114 Figure 55 Removing a DC Power Supply from an MX240 Router 116 Figure 56 Installing a DC Power Supply in an MX240 Router o oo 118 Figure 57 Connecting DC Power to the Router s e 118 Figure 58 Connecting Power Cables to the DC Power Supply 121 Figure 59 Removing or Installing the Cable Management System 122 Figure 60 Placing a Component into an Electrostatic Bag ooo 150 Figure 61 Grounding Cable Lug oriori ire Eara RE He 166 Figure 62 Typical DC Source Cabling to the Router 000 ee 170 Figure 65 DC Power Cable LUG ix ict eee t eee pet ees 171 Figure 645 C Plug TY DES ccs eset etui euo oae ose cite 175 Figure 65 Removing a Power Supply Before Installing the Router 188 Figure 66 Removing the Fan Tra 189 Figure o7 Re moeving an SCB icon inae een ty at pe EP a 190 FISUrE 63 REMOVING a DP Escritas tre cet teste b o PE Rodi Ctt 191 Figure 69 Installing the Router in the bach 195 Figure 70 Reinstalling a Power Supply ssssss 194 Figure 71 Installing a Fati Tray Age ihe t e es n DR des 195 Figure 72 Iristalling an SCB ettet ttt teta ea tp bed Bitte ue 196 Figure 75 Installing a DEG sae D et rere Rp tee rep wt des 196 Figure 74 serial Number ID Labels tie e t tn 198 Figure 75 MX240 Chassis Serial Number Label 199 Figure 76 SCB Serial Nu
117. e Interface Cable and Wire Specifications on page 185 Network Cable Specifications and Guidelines The various PICs supported on the router accept different kinds of network cable including multimode and single mode fiber optic cable For more information see the following sections m Fiber Optic and Network Cable Specifications on page 179 m Signal Loss in Multimode and Single Mode Fiber Optic Cable on page 179 m Attenuation and Dispersion in Fiber Optic Cable on page 180 m Calculating Power Budget for Fiber Optic Cable on page 181 m Calculating Power Margin for Fiber Optic Cable on page 181 Fiber Optic and Network Cable Specifications The router supports DPCs that use various kinds of network cable including multimode and single mode fiber optic cable For information about the type of cable used by each DPC see the MX series Ethernet Services Router DPC Guide Signal Loss in Multimode and Single Mode Fiber Optic Cable Multimode fiber is large enough in diameter to allow rays of light to reflect internally bounce off the walls of the fiber Interfaces with multimode optics typically use LEDs as light sources LEDs are not coherent sources however They spray varying wavelengths of light into the multimode fiber which reflects the light at different angles Light rays travel in jagged lines through a multimode fiber causing signal dispersion When light traveling in the fiber core radiates into the fiber cladding higher order
118. e cabinet can adequately dissipate the thermal output of the router m Ensure that the cabinet allows the chassis hot exhaust air to exit from the cabinet without recirculating into the router An open cabinet without a top or doors that employs hot air exhaust extraction from the top allows the best airflow through the chassis If the cabinet contains a top or doors perforations in these elements assist with removing the hot air exhaust For an illustration of chassis airflow see Figure 17 on page 25 m Install the router as close as possible to the front of the cabinet so that the cable management system just clears the inside of the front door This maximizes the clearance in the rear of the cabinet for critical airflow m Route and dress all cables to minimize the blockage of airflow to and from the chassis 30 1H Cabinet Requirements Chapter 3 Preparing the Site for Router Installation Rack Requirements The router can be installed in a rack Many types of racks are acceptable including four post telco racks and open frame racks An example of an open frame rack appears in Figure 20 on page 32 The following sections describe rack requirements m Rack Size and Strength on page 31 m Spacing of Mounting Bracket Holes on page 52 m Connection to Building Structure on page 52 Rack Size and Strength The router is designed for installation in a 19 in rack as defined in Cabinets Rachs Panels and Associated Equipment docu
119. e e tate teeth gad ahd dEr 99 Installing ari SER cicer erint tree eee esr eg e ege dd 100 Replacing a Routing Engirie i mter a rm RD e ERE Ute RE Des 102 Removing 4 Routing Engine ssc cce eerte e A e ql Er Deni a fs 102 Installing a Routinig ENSING ria t b td tte 105 Replacing Connections to Routing Engine Interface Ports ono 104 Replacing the Management Ethernet Cable 000 cere 105 Removing the Management Ethernet Cable eee 105 Installing the Management Ethernet Cable nerne 105 Replacing the Console or Auxiliary Cable sssss 105 Disconnecting the Cable from a Management Console or Auxiliary RI 105 Connecting the Cable to a Management Console or Auxiliary DEVIC ET 106 viii W Table of Contents Table of Contents Replacing DPCs and Transceivers oerip detai i E e 106 Replaeing a DO Cuna ue rotg n eget ded 106 Removingia DP Eras ee tte Doce ERES de 106 Installing a DP Cricri iiin p a e CU ERR EP E RR se 108 Removing an SEP or XEP TrariscelVer itte eee 110 Installing an SFP or XFP Transceiver sssssssssss 112 Replacing Power System Components sssssssssssse nono nn nnnnncnns 112 Removing an AC Power Supply vise ette ee did 115 Installing an AC Power Supply estie tetti eve 114 Removing DC Power SUpply reme tette t ted E en 114 Installing a DC Power Supply sssssss eee 116 Replacing a n AC POWer COrd s eu rette CI ee eet eulos 118 Disconnecting an AC PO
120. e lee ee dee aces 174 port auxiliary See auxiliary port console See console port Ethernet See Ethernet port power budget calculan 181 cables and cords See AC power cord margin calculations kresy oret ted ette tess 181 requirements for hardware components 171 SUI ono tod tete E utes costa 176 system SDecIHCatlOrs ui c TH ee 165 power supplies AC electrical speclfications ees 172 cables See DC power DC electrical specifications 0c iatras 167 escri ld DS ada maintaining Power supplies OU be ec recede deity es 165 power system AC electrical speclfications ees 172 DC electrical speclflcaions eee 167 troubleshooting atte delete 84 power system components replacing cs eet eR an qe ttg 112 powering off the TOULGr uu eet asin petere ens 59 powering on the rouler eroico ienie 55 58 R rack clearance around required 32 mounting bracket hole spacing 32 securing to building cies asia 32 size and strength required ees 31 standards EIA and ETS 31 rack mounting Drake ve Len tati d dts ed et lodi 45 radio frequency interference preventing 176 reduridarcy s het He utes E Beau tium et 4 regulatory Compllamce ec eee terete eneeeees 125 relative humidity acceptable ee 163 removal instructions alarm relay contact wies 91 cable auxiliary or console port for Routing Engine management certet erigi 105 Ethernet port for Routing Engine management ita teen SEP sistens tos eif bes
121. e sulle unit CA scollegare l alimentazione all interruttore automatico sulle unit CC Advarsel Fer det utfores arbeid p kabinettet eller det arbeides i naerheten av stramforsyningsenheter skal str mledningen trekkes ut p vekselstremsenheter og str mmen kobles fra ved strembryteren p likestremsenheter Aviso Antes de trabalhar num chassis ou antes de trabalhar perto de unidades de fornecimento de energia desligue o cabo de alimentac o nas unidades de corrente alternada desligue a corrente no disjuntor nas unidades de corrente cont nua Atenci n Antes de manipular el chasis de un equipo o trabajar cerca de una fuente de alimentaci n desenchufar el cable de alimentaci n en los equipos de corriente alterna CA cortar la alimentaci n desde el interruptor autom tico en los equipos de corriente continua CC Safety Guidelines and Warnings M 147 MX240 Ethernet Services Router Hardware Guide 148 m Varning Innan du arbetar med ett chassi eller n ra str mf rs rjningsenheter skall du f r v xelstr msenheter dra ur n tsladden och f r likstr msenheter bryta str mmen vid versp nningsskyddet TN Power Warning WARNING The router is designed to work with TN power systems Waarschuwing Het apparaat is ontworpen om te functioneren met TN energiesystemen Varoitus Koje on suunniteltu toimimaan TN s hk voimaj rjestelmien yhteydess Attention Ce dispositif a t con u pour fonctionner avec des s
122. e the IP address of a backup router which is used only while the routing protocol is not running edit root set system backup router address Configure the IP address of a DNS server edit root set system name server address Set the root authentication password by entering either a clear text password an encrypted password or an SSH public key string DSA or RSA edit root set system root authentication plain text password New password password Retype new password password or edit root set system root authentication encrypted password encrypted password or edit root set system root authentication ssh dsa public key or Configuring the JUNOS Software Chapter 10 Configuring JUNOS Software edit root set system root authentication ssh rsa public key 11 Optionally display the configuration to verify that it is correct edit root show system host name host name domain name domain name backup router address root authentication authentication method password public key name server address interfaces fxpO unit O family inet address address prefix length 12 Commit the configuration to activate it on the router edit root commit 13 Optionally configure additional properties by adding the necessary configuration statements Then commit the changes to activate them on the router edit root host commit 14 When
123. eaker for the power supply being removed Follow your site s procedures for ESD 2 Make sure that the voltage across the DC power source cable leads is 0 V and that there is no chance that the cables might become active during the removal process 5 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 4 Switch the circuit breaker on the power supply faceplate to the OFF position O 5 Remove the clear plastic cover protecting the terminal studs on the faceplate 6 Remove the nuts and washers from the terminal studs Use a 3 8 in nut driver or socket wrench 7 Remove the cable lugs from the terminal studs 8 Loosen the captive screws on the bottom edge of the power supply faceplate 9 Carefully move the power cables out of the way 10 Pull the power supply straight out of the chassis Replacing Power System Components m 115 MX240 Ethernet Services Router Hardware Guide Figure 55 Removing a DC Power Supply from an MX240 Router Captive screws Installing a DC Power Supply 116 m A WARNING Before performing the following procedure ensure that power is removed from the DC circuit To ensure that all power is off locate the circuit breaker on the panel board that services the DC circuit switch the circuit breaker to the off
124. ecifications see DC Power System Electrical Specifications on page 167 DC Power Supply Configurations for the MX240 Router In the DC power configuration the router contains either one or two DC power supplies see Figure 16 on page 25 located at the rear of the chassis in slots PEMO Power Supplies WM 23 MX240 Ethernet Services Router Hardware Guide and PEM2 left to right You can upgrade your DC power system from one to two power supplies A single DC power supply provides power to all components One DC power supply is required A second DC power supply provides redundancy If a DC power supply in a redundant configuration fails the redundant power supply takes over without interruption DC Power Supply LEDs Each DC power supply faceplate contains three LEDs that indicate the status of the power supply see Table 18 on page 24 The power supply status is also reflected in two LEDs on the craft interface see Table 15 on page 19 In addition a power supply failure triggers the red alarm LED on the craft interface D NOTE An SCB must be present for the PWR OK LED to go on Table 18 DC Power Supply LEDs Label Color State Description PWR OK Green Off Power supply is not functioning normally Check the INPUT OK LED for more information On Power supply is functioning normally Amber On The main output voltage is out of range lower limit 37 5 V to 59 5 V upper limit 7
125. ed and vellowi eee 18 power supply LEDS ssssss 19 replacing etes E etis 89 routine inspection of 67 SEB LEDS eerte tente fpe rete rea 20 curly braces in configuration statements xix CUSTOMER SUppOErt EA tete t s xxvii contacting TAG eer eerte tnt e teste canens xxvii D DC power cables e ette RO S UM ER 170 Specifications eco bp hate epe Petite 170 DC power supply cables See DC power cables descrptlofi Ae e twr p d p Ms 25 electrical specifications 23 DC power supply cable replacing o tempestas ee tte abe tes rh ruo 119 DC specifications Electrical ss oet estere tds e en 167 Dense Port Concentrator See DPC dispersion in fiber optic cable ees 180 documentation set COMMENTS Ole NEE ber eee erc tds EISES o be reri dree En teet mailntenang amp oie re RODA ERU Ert EE Het eo power budget calculation replacingioedie enc me orae nd sofia va te ina 106 status checking s o aeliau 72 74 85 DPCs COMPONEN en e e sre gan T RR DRE RE CERES 10 troubleshooting sce ue AR 85 E earthquakes site preparation re Sege seen 32 tested toleration for selemic ees 165 EIA faCRostandards o eoe ice tio 51 electrical specificationms eeeeteeeeees 167 172 electricity safety warnings 144 site wiring guidelines eters 176 electromagnetic compatibility See EMC pulses ot ave ap ENTERA 176 electrostatic bag using to store COMPONENTS ie 150 EMC EMI compliance with
126. ed on the MX240 Router eccerre 9 Figure 7 DPC Installed Horizontally in the MX240 Router cec 9 Figure 8 SCB x2 eese tur aei dte T De e AER oie edat 12 Figure 9 ROUNO ENEI E ode I t e tr dE E eet 14 Figure 10 USB Memory Device in a Routing Engine eec 15 Figure 11 Cable Management System ssssssssss ee 17 Figure 12 Cable Management System Installed on the Router 17 Figure 13 Front Panel of the Craft Interface ceecee 18 Figure 14 Alarm Relay Contacts oto ee eate dis d otis 21 Figure 15 AC PoWer Supply viii neat veg tec beret e AUR ER te aget 22 Figure 16 DC Power Supply it rtr ie RIO ETA 25 Figure 17 Airflow Through Chassis 00 0 0 ccc eee eee 25 Figure t8 Fan TAY arar lt lada 25 Figure LE Eltere D vt a re e bee OA E DES 26 Figure 20 Typical Open Frame Rack eerte b terrd 32 Figure 21 Chassis Dimensions and Clearance Requirements 33 Figure 22 Contents of the Shipping Crate 0 eee eceeeeeteeeeeneteeeeenes 58 Figure 25 Installing the Front Mounting Hardware for a Four Post Rack or clem 42 Figure 24 Installing the Mounting Hardware for an Open Frame Rack 45 Figure 25 Installing the Router in the Rack sssssssmmm 47 Figure 26 Routing Engine Management Portz 49 Figure 27 R 45 Cable ConmectOr b tr RD b er t eet 50 Figure 28 Alarm Relay Contacts zs ecu eng EHE Ege leen 51 Figure 29 Attaching a Cable to 3 DPC eet la dife 52 Figure 30 Connecting
127. ee Figure 77 on page 200 Figure 77 DPC Serial Number Label E 0 PME DE 9 Hi 9 E E U H 0 E Serial number ge S ID label er D ae Power Supply Serial Number Labels The serial number label is located on the top of the AC power supply see Figure 78 on page 201 The serial number label is located on the top of the DC power supply faceplate see Figure 79 on page 201 200 1H Locating Component Serial Numbers Appendix H Contacting Customer Support and Returning Hardware Figure 78 AC Power Supply Serial Number Label Serial number ID label HINN HI SPXXXX xx REV X01 PIN xxx xxxexx REV 0 5 HIN NI WII SIN XX 000 102505 Figure 79 DC Power Supply Serial Number Label Serial number ID label HINN H Samu REV X01 HINN III WI PIN 100c300000t REV 0 5 HIN II III SIN XX wm 102505 Routing Engine Serial Number Label The serial number label is located on the right side of the top of the Routing Engine see Figure 80 on page 202 Locating Component Serial Numbers m 201 MX240 Ethernet Services Router Hardware Guide Figure 80 Routing Engine Serial Number Label Serial number ID label AA1234 all j g004066 Contacting Customer Support After you have located the serial numbers of the components you need to return contact Juniper Networks Technical Assistance Center JTAC in one of
128. eived against the lists in Table 20 on page 39 and Table 21 on page 39 Remove the vapor corrosion inhibitor VCI packs attached to the pallet being careful not to break the VCI packs open To remove the brackets holding the chassis on the pallet use a 1 2 in socket wrench and a number 2 Phillips screwdriver to remove the bolts and screws from the brackets Store the brackets and bolts inside the accessory box Save the shipping crate cover pallet and packing materials in case you need to move or ship the router at a later time To proceed with the installation see Installing the Router Using a Lift on page 46 or Installing the Router Without a Mechanical Lift on page 187 Figure 22 Contents of the Shipping Crate 4 B Shipping crate d Cover EE L MX240 chassis e d inj aE ei Shipping crate Les SI base 9004314 Verifying Parts Received A packing list is included in each shipment Check the parts in the shipment against the items on the packing list The packing list specifies the part numbers and descriptions of each part in your order 38 Verifying Parts Received Chapter 5 Unpacking the Router If any part is missing contact a customer service representative A fully configured router contains the router chassis with installed components listed in Table 20 on page 59 and an accessory box
129. el contacts YELLOW ALARM REDALARM wx NG C NO NC C NO 9004316 Connecting DPC Cables Connect the DPCs to the network by plugging in network cables Follow this procedure see Figure 29 on page 52 which shows a fiber optic DPC 1 Haveready alength of the type of cable used by the DPC For cable specifications see the MX series Ethernet Services Router DPC Guide 2 Ifthe cable connector port is covered by a rubber safety plug remove the plug EN WARNING Do not look directly into a fiber optic transceiver or into the ends of fiber optic cables Fiber optic transceivers and fiber optic cable connected to a transceiver emit laser light that can damage your eyes Connecting DPC Cables m 51 MX240 Ethernet Services Router Hardware Guide A CAUTION Do not leave a fiber optic transceiver uncovered except when inserting or removing cable The safety cap keeps the port clean and prevents accidental exposure to laser light 3 Insert the cable connector into the cable connector port on the DPC faceplate a NOTE The XFP cages and optics on the DPC are industry standard parts that have limited tactile feedback for insertion of optics and fiber You need to insert the optics and fiber firmly until the latch is securely in place 4 Arrange the cable in the cable management system to prevent it from dislodging or developing stress points Secure the cable so that it is not supporting
130. ems If two host subsystems are installed one functions as the master and the other functions as the backup If the master host subsystem or either of its components fails the backup can take over as the master To operate each host subsystem requires a Routing Engine installed directly into in an SCB If the Routing Engines are configured for nonstop routing and graceful switchover the backup Routing Engine automatically synchronizes its configuration and state with the master Routing Engine Any update to the master Routing Engine state is replicated on the backup Routing Engine If the backup Routing Engine assumes mastership packet forwarding continues through the router without interruption For more information about nonstop routing and graceful switchover see the JUNOS High Availability Configuration Guide In the high line 220 V AC power configuration the MX240 router contains one or two AC power supplies located horizontally at the rear of the chassis in slots PEMO and PEM2 left to right see Figure 5 on page 7 The high line configuration requires one power supply with the second power supply providing redundancy Each AC power supply provides power to all components in the router When two power supplies are present they share power almost equally within a fully populated system If one power supply fails or is removed the remaining power supply assumes the entire electrical load without interruption One power supply can
131. ensor FPC 1 13 O Chip FPC 1 13 1 TSensor FPC 1 13 1 Chip FPC 1 13 2 TSensor FPC 1 13 2 Chip FPC 1 13 3 TSensor FPC 1 13 3 Chip FPC 1 IA O TSensor FPC 1 IA O Chip FPC 1 IA 1 TSensor FPC 1 IA 1 Chip FPC 2 Intake FPC 2 Exhaust A FPC 2 Exhaust B FPC 2 I3 0 TSensor FPC 2 I3 0 Chip FPC 2 I3 1 TSensor FPC 2 I3 1 Chip FPC 2 I3 2 TSensor FPC 2 I3 2 Chip FPC 2 I3 3 TSensor FPC 2 I3 3 Chip FPC 2 IA 0 TSensor FPC 2 IA 0 Chip FPC 2 IA 1 TSensor FPC 2 IA 1 Chip Front Fan Middle Fan Rear Fan OK Present OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK 42 40 37 42 41 49 44 39 37 42 40 49 43 33 39 52 50 54 47 50 46 49 43 48 48 49 45 50 33 40 54 52 54 49 50 48 51 44 46 49 50 48 52 Spinning at intermediate speed Spinning at intermediate speed Spinning at intermediate speed degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees degrees e hos CO CO OD OO OD DO OD DD OD DD CDD OD OD DCD OD DO CDD OD DD OD OD DCD OD DCD DD OD DD ODC o D D D D D RR D D D D
132. ent DPC or DPC blank panel and an antistatic mat for the DPC Also have ready rubber safety caps for each DPC you are removing that uses an optical interface 2 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 5 Label the cables connected to each port on the DPC so that you can later reconnect the cables to the correct ports 4 Useone of the following methods to take the DPC offline m Press and hold the corresponding DPC online button on the craft interface The green OK LED next to the button begins to blink Hold the button down until the LED goes off m Issue the following CLI command 106 1H Replacing DPCs and Transceivers Chapter 13 Replacing Hardware Components userQ host request chassis fpc slot slot number offline For more information about the command see the JUNOS System Basics and Services Command Reference 5 Disconnect the cables from the DPC If the DPC uses fiber optic cable immediately cover each transceiver and the end of each cable with a rubber safety cap Arrange the disconnected cables in the cable management system to prevent the cables from developing stress points WARNING Do not look directly into a fiber optic transceiver or into the ends of fiber optic cables Fiber optic transceivers and fiber optic cable connec
133. enter of the SCB 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 2 Carefully align the sides of the SCB with the guides inside the chassis 5 Slide the SCB into the chassis carefully ensuring that it is correctly aligned 4 Grasp both ejector handles and rotate them simultaneously clockwise until the SCB is fully seated 5 Place the ejector handles in their proper position horizontally and toward the center of the board Reinstalling Components in the Chassis m 195 MX240 Ethernet Services Router Hardware Guide Figure 72 Installing an SCB SCB Reinstalling DPCs 196 m 9004327 To reinstall a DPC see Figure 75 on page 196 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 130 Place the DPC on an antistatic mat or remove it from its electrostatic bag Identify the slot on the router where it will be installed Verify that each fiber optic transceiver is covered by a rubber safety cap If it does not cover the transceiver with a safety cap Orient the DPC so that the faceplate faces you Lift the DPC into place and ca
134. ention Cet quipement doit tre reli la terre S assurer que l appareil h te est reli la terre lors de l utilisation normale Warnung Dieses Ger t mu geerdet werden Stellen Sie sicher da amp das Host Ger t w hrend des normalen Betriebs an Erde gelegt ist Safety Guidelines and Warnings M 145 MX240 Ethernet Services Router Hardware Guide 146 m Avvertenza Questa apparecchiatura deve essere collegata a massa Accertarsi che il dispositivo host sia collegato alla massa di terra durante il normale utilizzo Advarsel Dette utstyret skal jordes Forviss deg om vertsterminalen er jordet ved normalt bruk Aviso Este equipamento dever estar ligado terra Certifique se que o host se encontra ligado terra durante a sua utiliza o normal Atenci n Este equipo debe conectarse a tierra Asegurarse de que el equipo principal est conectado a tierra durante el uso normal Varning Denna utrustning ar avsedd att jordas Se till att vardenheten ar jordad vid normal anv ndning Midplane Energy Hazard Warning WARNING High levels of electrical energy are distributed across the router midplane Be careful not to contact the midplane connectors or any component connected to the midplane with any metallic object while servicing components installed in the router Multiple Power Supplies Disconnection Warning WARNING The router has more than one power supply connection All connections must be remove
135. er supply bays Air filter ESD point Fan tray Air exhaust Figure 4 Rear View of a Fully Configured DC Powered Router Chassis DC Power Protective earthing supplies supply exhaust Air filter ESD point Fan tray Air exhaust Router Chassis a 7 MX240 Ethernet Services Router Hardware Guide The midplane is located toward the rear of the chassis and forms the rear of the DPC card cage see Figure 5 on page 8 The DPCs and SCBs install into the midplane from the front of the chassis and the power supplies install into the midplane from the rear of the chassis The cooling system components also connect to the midplane The midplane performs the following major functions m Data path Data packets are transferred across the midplane between the DPCs through the fabric ASICs on the SCBs m Power distribution The router power supplies connect to the midplane which distributes power to all the router components m Signal path The midplane provides the signal path to the DPCs SCBs Routing Engines and other system components for monitoring and control of the system Figure 5 Midplane Midplane Dense Port Concentrators DPCs 8 NW Midplane A Dense Port Concentrator DPC is optimized for Ethernet density and supports up to 40 Gigabit Ethernet or four 10 Gigabit Ethernet ports see Figure 6 on page 9 The DP
136. ers and the Dense Port Concentrators DPCs they support either corrections to or information that might have been omitted from this guide see the hardware release notes at http www juniper net This guide is designed for network administrators who are installing and maintaining a Juniper Networks router or preparing a site for router installation To use this guide you need a broad understanding of networks in general the Internet in particular networking principles and network configuration Any detailed discussion of these concepts is beyond the scope of this guide Objectives WM xvii MX240 Ethernet Services Router Hardware Guide Documentation Conventions Table 1 on page xviii defines the notice icons used in this guide Table 1 Notice Icons Icon Meaning Description a Informational note Indicates important features or instructions A Caution Indicates a situation that might result in loss of data or hardware damage A Warning Alerts you to the risk of personal injury or death EN Laser warning Alerts you to the risk of personal injury from a laser Table 2 on page xviii defines the text and syntax conventions used in this guide Table 2 Text and Syntax Conventions Convention Description Examples Bold text like this Represents text that you type To enter configuration mode type the configure command user host gt configure Fixed width text like this Represents output that appears on
137. f Technical Publications B xxi MX240 Ethernet Services Router Hardware Guide xxii Table 3 Technical Documentation for Supported Routing Platforms continued Book Description J Web User Guide J Web Interface User Guide Describes how to use the J Web graphical user interface GUI to configure monitor and manage Juniper Networks routing platforms JUNOS API and Scripting Documentation JUNOScript API Guide Describes how to use the JUNOScript application programming interface API to monitor and configure Juniper Networks routing platforms JUNOS XML API Configuration Reference Provides reference pages for the configuration tag elements in the JUNOS XML API JUNOS XML API Operational Reference Provides reference pages for the operational tag elements in the JUNOS XML API NETCONF API Guide Describes how to use the NETCONF API to monitor and configure Juniper Networks routing platforms JUNOS Configuration and Diagnostic Automation Guide Describes how to use the commit script and self diagnosis features of the JUNOS software This guide explains how to enforce custom configuration rules defined in scripts how to use commit script macros to provide simplified aliases for frequently used configuration statements and how to configure diagnostic event policies Hardware Documentation Hardware Guide Describes how to install maintain and troubleshoot routin
138. for Router Installation on page 29 2 Position the router in front of the rack or cabinet centering it in front of the mounting shelf Use a pallet jack if one is available 5 With one person on each side hold onto the bottom of the chassis and carefully lift it onto the mounting shelf A WARNING To prevent injury keep your back straight and lift with your legs not your back Avoid twisting your body as you lift Balance the load evenly and be sure that your footing is solid 4 Slide the router onto the mounting shelf until the mounting brackets contact the rack rails The shelf ensures that the holes in the mounting brackets of the chassis align with the holes in the rack rails 5 Install a mounting screw into each of the open mounting holes aligned with the rack starting from the bottom 6 Visually inspect the alignment of the router If the router is installed properly in the rack all the mounting screws on one side of the rack should be aligned with the mounting screws on the opposite side and the router should be level Installing the Chassis in the Rack Manually Appendix G Installing the Router Without a Mechanical Lift Figure 69 Installing the Router in the Rack Open frame rack e E o N Mounting bracket o 2 2 o IS o S e o o ech el o Sl jo A Ss Wal H nu o a R al lo x o NEN SC d JL aa o lE Al e See B o TA K o 2 mss o 2 me 3 S g0043
139. fore installing the router in the rack read the safety information in Chassis Lifting Guidelines on page 152 Remove the router from the shipping container as described in Unpacking the Router on page 57 Install the mounting hardware as described in Installing the Mounting Hardware on page 41 This appendix discusses the following router installation topics m Tools and Parts Required on page 187 m Removing Components from the Chassis on page 187 m Installing the Chassis in the Rack Manually on page 192 m Reinstalling Components in the Chassis on page 195 Tools and Parts Required To install the router you need the following tools and parts m Phillips screwdrivers numbers 1 and 2 m 3 8 in nut driver m ESD grounding wrist strap Removing Components from the Chassis To make the router light enough to install manually you first remove most components from the chassis The procedures in this section for removing components from the chassis are for initial installation only and assume that you have not connected power cables to the router The following procedures describe Tools and Parts Required m 187 MX240 Ethernet Services Router Hardware Guide how to remove components from the chassis first from the rear and then from the front m Removing the Power Supplies on page 188 m Removing the Fan Tray on page 189 m Removing SCBs on page 189 m Removing DPCs on page 190 Removing the Power Supplies The power supp
140. g platforms and components Each platform has its own hardware guide PIC Guide Describes the routing platform s Physical Interface Cards PICs Each platform has its own PIC guide DPC Guide Describes the Dense Port Concentrators DPCs for all MX series routers JUNOScope Documentation JUNOScope Software User Guide Describes the JUNOScope software graphical user interface GUI how to install and administer the software and how to use the software to manage routing platform configuration files and monitor routing platform operations Advanced Insight Solutions AIS Documentation Advanced Insight Solutions Guide Describes the Advanced Insight Manager AIM application which provides a gateway between JUNOS devices and Juniper Support Systems JSS for case management and intelligence updates Explains how to run AI scripts on Juniper Networks devices J series Routing Platform Documentation MW List of Technical Publications About This Guide Table 3 Technical Documentation for Supported Routing Platforms continued Book Description Getting Started Guide Provides an overview basic instructions and specifications for J series routing platforms The guide explains how to prepare your site for installation unpack and install the router and its components install licenses and establish basic connectivity Use the Getting Started Guide for your router model Basic LAN and W
141. g Engine RERO see Routing Engine Installing a Routing Engine To install a Routing Engine into an SCB see Figure 46 on page 104 1 Ensure that the ejector handles are not in the locked position If necessary flip the ejector handles outward 2 Place one hand underneath the Routing Engine to support it 3 Carefully align the sides of the Routing Engine with the guides inside the opening on the SCB 4 Slide the Routing Engine into the SCB until you feel resistance and then press the Routing Engine s faceplate until it engages the connectors 5 Press both of the ejector handles inward to seat the Routing Engine 6 Tighten the captive screws on the left and right of the Routing Engine The Routing Engine might require several minutes to boot After the Routing Engine boots verify that it is installed correctly by checking the REO and RE1 LEDs on the craft interface If the router is operational and the Routing Engine is functioning properly the green ONLINE LED lights steadily If the red FAIL LED lights steadily instead remove and install the Routing Engine again see Removing a Routing Engine on page 102 and Installing a Routing Engine on page 103 If the red FAIL LED still lights steadily the Routing Engine is not functioning properly Contact your customer support representative To check the status of the Routing Engine use the CLI command Re
142. g foam on top of and around the router Replace the accessory box on top of the packing foam Securely tape the box closed or place the crate cover over the router Write the RMA number on the exterior of the box to ensure proper tracking Packing Components for Shipment To pack and ship individual components follow these guidelines When you return components make sure they are adequately protected with packing materials and packed so that the pieces are prevented from moving around inside the carton Use the original shipping materials if they are available Place individual boards in electrostatic bags Write the RMA number on the exterior of the box to ensure proper tracking A CAUTION Do not stack any of the router components Packing Components for Shipment mM 205 MX240 Ethernet Services Router Hardware Guide 206 Mm Packing Components for Shipment Part 5 Index m Index on page 209 Index m 207 MX240 Ethernet Services Router Hardware Guide 208 m Index Index Symbols comments in configuration statements in syntax description lt gt in syntax descriptions in configuration statements in configuration statements i pipe in syntax descriptions i A AC pl g types ace oe ee eo o eU re 174 AC power cables specifications ossa edet tuba ee a SA 174 AC power cord specifications dust etate eie torte ts 174 AC power supply cord See AC powe
143. g it back on After powering on a power supply wait at least 60 seconds before turning it off If the system is completely powered off when you power on the power supply the Routing Engine boots as the power supply completes its startup sequence If the Routing Engine finishes booting and you need to power off the system again first issue the CLI request system halt command After a power supply is powered on it can take up to 60 seconds for status indicators such as the status LEDs on the power supply and the show chassis command display to indicate that the power supply is functioning normally Ignore error indicators that appear during the first 60 seconds 10 On the external management device connected to the Routing Engine monitor the startup process to verify that the system has booted properly Powering Off the Router If you need to power off the router 1 Onthe external management device connected to the Routing Engine issue the request system halt both routing engines operational mode command The command shuts down the Routing Engines cleanly so their state information is preserved If the router contains only one Routing Engine issue the request system halt command user host gt request system halt both routing engines Powering Off the Router m 59 MX240 Ethernet Services Router Hardware Guide 60 m Powering Off the Router Wait until a message appears on the console confirming that the operating sys
144. gents of the University of California All rights reserved Portions of the GateD software copyright 9 1991 D L S Associates This product includes software developed by Maker Communications Inc copyright 1996 1997 Maker Communications Inc uniper Networks the Juniper Networks logo NetScreen and ScreenOS are registered trademarks of Juniper Networks Inc in the United States and other countries JUNOS and JUNOSe are trademarks of Juniper Networks Inc All other trademarks service marks registered trademarks or registered service marks are the property of their respective owners uniper Networks assumes no responsibility for any inaccuracies in this document Juniper Networks reserves the right to change modify transfer or otherwise revise this publication without notice Products made or sold by Juniper Networks or components thereof might be covered by one or more of the following patents that are owned by or licensed to Juniper Networks U S Patent Nos 5 475 599 5 905 725 5 909 440 6 192 051 6 555 650 6 559 479 6 406 512 6 429 706 6 459 579 6 495 547 6 558 518 6 558 899 6 552 918 6 567 902 6 578 186 and 6 590 785 MX240 Ethernet Services Router Hardware Guide Copyright 9 2008 Juniper Networks Inc All rights reserved Printed in USA Writing Elizabeth Gardner Sheila Nolte Editing Fran Mues Illustration Faith Bradford Brown Cover Design Edmonds Design Revision History 29 February 2008 530
145. grounding cable to earth ground and then attach it to the chassis grounding points using the two screws provided Two threaded inserts PEM nuts are provided on the upper rear of the chassis for connecting the router to earth ground The grounding points fit UNC 1 4 20 screws American The grounding points are spaced at 0 625 in 15 86 mm centers Figure 50 on page 55 or Figure 51 on page 58 gt NOTE Additional grounding is provided to an AC powered router when you plug its g gisp p you plug power supplies into grounded AC power receptacles Grounding Cable Lug Specification The accessory box shipped with the router includes one cable lug that attaches to the grounding cable see Figure 61 on page 166 and two UNC 1 4 20 screws used to secure the grounding cable to the grounding points Chassis Grounding Specifications WN 165 MX240 Ethernet Services Router Hardware Guide Figure 61 Grounding Cable Lug 2 25 End view 0 28 S diameter gt O 4 6 AWG conductor Y each hole Crimp area cC o 2 0 08 0 25 0 625 0 37 All measurements in inches CAUTION Before router installation begins a licensed electrician must attach a cable lug to the grounding and power cables that you supply A cable with an incorrectly attached lug can damage the router eS NOTE The same cable lug is used for the DC power cables Grouding Cable Specification
146. hdistettava kytkentajarjestys on maajohto maajohtoon RTN varten RTN 48 V varten 48 V Oikea irrotettava kytkentajarjestys on 48 V varten 48 V RTN varten RTN maajohto maajohtoon Attention C blez l approvisionnement d alimentation CC En utilisant les crochets appropri s l extr mit de c blage En reliant la puissance l ordre appropri de c blage est rectifi pour rectifier RTN RTN puis 48 V 48 V En d branchant la puissance l ordre appropri de c blage est 48 V 48 V RTN RTN a alors rectifi pour rectifier Notez que le fil de masse devrait toujours tre reli d abord et d branch pour la derni re fois Notez que le fil de masse devrait toujours tre reli d abord et d branch pour la derni re fois Warnung Die Stromzufuhr ist nur mit geeigneten Ring sen an das DC Netzteil anzuschliessen Die richtige Anschlusssequenz ist Erdanschluss zu Erdanschluss RTN zu RTN und dann 48V zu 48V Die richtige Sequenz zum Abtrennen der Stromversorgung ist 48V zu 48V RTN zu RTN und dann Erdanschluss zu Erdanschluss Es ist zu beachten dass der Erdanschluss immer zuerst angeschlossen und als letztes abgetrennt wird Avvertenza Mostra la morsettiera dell alimentatore CC Cablare l alimentatore CC usando i connettori adatti all estremit del cablaggio come illustrato La corretta sequenza di cablaggio da massa a massa da positivo a positivo da linea ad L e da negativo a negativo
147. he Host Subsystem Offline on page 96 Removing a Routing Engine 102 m To remove a Routing Engine from an SCB see Figure 45 on page 105 1 2 CH Qv Ut d Place an electrostatic bag or antistatic mat on a flat stable surface Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 Check whether the Routing Engine is functioning as the backup or as the master If necessary take the host subsystem offline as described in Taking the Host Subsystem Offline on page 96 Verify that the Routing Engine LEDs are off Loosen the captive screws on the left and right of the Routing Engine Flip the ejector handles outward to unseat the Routing Engine Grasp the Routing Engine by the ejector handles and slide it about halfway out of the chassis Place one hand underneath the Routing Engine to support it and slide it completely out of the chassis Place the Routing Engine on the antistatic mat Replacing a Routing Engine Chapter 13 Replacing Hardware Components CS NOTE To maintain proper airflow through the chassis do not leave an SCB installed in the chassis without a Routing Engine for extended periods of time If a Routing Engine is removed a replacement Routing Engine should be installed as soon as possible Figure 45 Removing a Routin
148. he chassis in slots PEMO and PEM2 left to right see Figure 5 on page 7 The high line configuration requires one power supply with the second power supply providing redundancy Each AC power supply provides power to all components in the router When two power supplies are present they share power almost equally within a fully populated system If one power supply fails or is removed the remaining power supply assumes the entire electrical load without interruption One power supply can provide the maximum configuration with full power for as long as the router is operational In the low line 110 V AC power configuration the MX240 router contains either two AC power supplies nonredundant located horizontally at the rear of the chassis in slots PEMO and PEMA left to right or four AC power supplies redundant located in slots PEMO through PEMS left to right see Figure 2 on page 6 The low line configuration requires two power supplies and the third and fourth power supplies provide redundancy Each AC power supply provides power to all components in the router When two power supplies are present they share power almost equally within a fully populated system If one power supply in a redundant configuration fails or is removed the remaining power supplies assume the entire electrical load without interruption Two power supplies provide the maximum configuration with full power for as long as the router is operational AC Power S
149. he router in a rack have a qualified technician verify that the rack is strong enough to support the router s weight and is adequately supported at the installation site To install the router using a lift see Figure 25 on page 47 I Ensure that the rack is in its permanent location and is secured to the building Ensure that the installation site allows adequate clearance for both airflow and maintenance For details see Preparing the Site for Router Installation on page 29 Load the router onto the lift making sure it rests securely on the lift platform Using the lift position the router in front of the rack or cabinet centering it in front of the mounting shelf Lift the chassis approximately 0 75 in above the surface of the mounting shelf and position it as close as possible to the shelf Carefully slide the router onto the mounting shelf so that the bottom of the chassis and the mounting shelf overlap by approximately two inches Slide the router onto the mounting shelf until the mounting brackets contact the rack rails The shelf ensures that the holes in the mounting brackets of the chassis align with the holes in the rack rails Move the lift away from the rack Install a mounting screw into each of the open mounting holes aligned with the rack starting from the bottom Visually inspect the alignment of the router If the router is installed properly in the rack all the mounting screws on one side of the r
150. he router might shut down depending on your configuration CAUTION The router cannot be powered from AC and DC power supplies simultaneously NOTE Routers configured with only one or two power supplies are shipped with a blank panel installed over the power supply slots that are not populated AC Power Supply Each AC power supply weighs approximately 5 0 Ib 2 5 kg and consists of one AC appliance inlet one AC switch a fan and LEDs to monitor the status of the power supply Figure 15 on page 22 shows the power supply Each inlet requires a dedicated AC power feed and a dedicated facility circuit breaker We recommend that you use a minimum 15 A 250 VAC facility circuit breaker or as required by local code For information about connecting the router to power see Connecting Power to an AC Powered Router on page 54 Power Supplies M 21 MX240 Ethernet Services Router Hardware Guide 22 m Figure 15 AC Power Supply WARNING The router is pluggable type A equipment installed in a restricted access location It has a separate protective earthing terminal sized for UNC 1 4 20 ground lugs provided on the chassis in addition to the grounding pin of the power supply cord This separate protective earthing terminal must be permanently connected to earth Power Supplies In the high line 220 V AC power configuration the MX240 router contains one or two AC power supplies located horizontally at the rear of t
151. iente continua cambiar el interruptor autom tico a la posici n de Apagado OFF y sujetar con cinta la palanca del interruptor autom tico en posici n de Apagado OFF Varning Innan du utf r n gon av f ljande procedurer m ste du kontrollera att str mf rs rjningen till likstr mskretsen ar bruten Kontrollera att all str mf rs rjning ar BRUTEN genom att sla AV det versp nningsskydd som skyddar likstr mskretsen och tejpa fast versp nningsskyddets omkopplare i FR N l get DC Power Grounding Requirements and Warning An insulated grounding conductor that is identical in size to the grounded and ungrounded branch circuit supply conductors but is identifiable by green and yellow stripes is installed as part of the branch circuit that supplies the unit The grounding conductor is a separately derived system at the supply transformer or motor generator set For further information see Chassis Grounding Specifications on page 165 and DC Power Cable Specifications on page 170 WARNING When installing the router the ground connection must always be made first and disconnected last Waarschuwing Bij de installatie van het toestel moet de aardverbinding altijd het eerste worden gemaakt en het laatste worden losgemaakt Varoitus Laitetta asennettaessa on maahan yhdist minen aina teht v ensiksi ja maadoituksen irti kytkeminen viimeiseksi Attention Lors de l installation de l appareil la mise la terre
152. ing Korrekt kopplingssekvens ar jord till jord RTN till RTN 48 V till 48 V Korrekt kopplas kopplingssekvens ar 48 V till 48 V RTN till RTN jord till jord DC Power Wiring Terminations Warning WARNING When stranded wiring is required use approved wiring terminations such as closed loop or spade type with upturned lugs These terminations should be the appropriate size for the wires and should clamp both the insulation and conductor Waarschuwing Wanneer geslagen bedrading vereist is dient u bedrading te gebruiken die voorzien is van goedgekeurde aansluitingspunten zoals het gesloten lus type of het grijperschop type waarbij de aansluitpunten omhoog wijzen Deze aansluitpunten dienen de juiste maat voor de draden te hebben en dienen zowel de isolatie als de geleider vast te klemmen Varoitus Jos s ikeellinen johdin on tarpeen k yt hyv ksytty johdinliitantaa esimerkiksi suljettua silmukkaa tai kourumaista liit nt jossa on yl sp in k nnetyt kiinnityskorvat T llaisten liit nt jen tulee olla kooltaan johtimiin sopivia ja niiden tulee puristaa yhteen sek eristeen ett johdinosan Attention Quand des fils torsad s sont n cessaires utiliser des douilles terminales homologu es telles que celles circuit ferm ou du type plage ouverte avec cosses rebrouss es Ces douilles terminales doivent tre de la taille qui convient aux fils et doivent tre referm es sur la gaine isolante et sur le cond
153. ing a DPC from a different slot or inserting a DPC in a different slot You can also verify that the DPC is functioning correctly by issuing the show chassis fpc and show chassis fpc pic status commands as described in Maintaining DPCs on page 72 and Maintaining DPC Cables on page 74 Replacing DPCs and Transceivers m 109 MX240 Ethernet Services Router Hardware Guide Figure 50 Installing a DPC Ejectors Figure 51 Attaching a Cable to a DPC A Y Fiber optic cable connector 9004317 Removing an SFP or XFP Transceiver Small form factor pluggable SFPs and XFPs are optical transceivers that are installed in a DPC SFPs and XFPs are hot insertable and hot removable Removing an SFP or XFP does not interrupt DPC functioning but the removed SFP or XFP no longer receives or transmits data To remove an SFP or XFP transceiver see Figure 52 on page 111 1 Have ready a replacement transceiver or a transceiver slot plug an antistatic mat and a rubber safety cap for the transceiver 2 Attach an ESD wrist strap to your bare wrist and connect the wrist strap to one of the ESD points on the chassis 5 Labelthe cables connected to the transceiver so that you can reconnect them correctly later 110 Mm Replacing DPCs and Transceivers Chapter 13 Replacing Hardware Components WARNING Do not look directly in
154. instructions du fabricant Warnung Bei Einsetzen einer falschen Batterie besteht Explosionsgefahr Ersetzen Sie die Batterie nur durch den gleichen oder vom Hersteller empfohlenen Batterietyp Entsorgen Sie die benutzten Batterien nach den Anweisungen des Herstellers Avvertenza Pericolo di esplosione se la batteria non installata correttamente Sostituire solo con una di tipo uguale o equivalente consigliata dal produttore Eliminare le batterie usate secondo le istruzioni del produttore Advarsel Det kan v re fare for eksplosjon hvis batteriet skiftes p feil m te Skift kun med samme eller tilsvarende type som er anbefalt av produsenten Kasser brukte batterier i henhold til produsentens instruksjoner Aviso Existe perigo de explos o se a bateria for substitu da incorrectamente Substitua a bateria por uma bateria igual ou de um tipo equivalente recomendado pelo fabricante Destrua as baterias usadas conforme as instru es do fabricante jAtenci n Existe peligro de explosi n si la bater a se reemplaza de manera incorrecta Reemplazar la bater a exclusivamente con el mismo tipo o el equivalente recomendado por el fabricante Desechar las bater as gastadas seg n las instrucciones del fabricante Varning Explosionsfara vid felaktigt batteribyte Ers tt endast batteriet med samma batterityp som rekommenderas av tillverkaren eller motsvarande F lj tillverkarens anvisningar vid kassering av anv nda batterier Safety Gui
155. ions on page 172 AC Power System Electrical Specifications Table 55 on page 172 lists the AC power system electrical specifications Table 33 AC Power System Electrical Specifications Item Specification AC input voltage Operating range 100 240 VAC AC input line frequency 50 60 Hz nominal AC system current rating 21 A Q 100 VAC 11 A maximum per inlet or 7 A 240 VAC AC system input power Low line configuration 2115 W High line configuration 1945 W AC Power Supply Electrical Specifications Table 54 on page 172 lists the AC power supply electrical specifications Table 34 AC Power Supply Electrical Specifications Item Specification Maximum output power 1200 W low line 1700 W high line AC input voltage Operating range 100 240 VAC nominal AC input line frequency 50 60 Hz nominal AC input current rating 145A Q 110 VACor 11 0A 200 VAC maximum Power Consumption for AC Powered Routers a NOTE If you plan to operate a maximally configured AC powered router we recommend that you provision 21 A 100 VAC 11 A maximum per inlet or 7 A 240 VAC for the system or 14 5 A 110 VAC or 11 0 A 200 VAC for each power supply 172 HN AC Power Specifications and Requirements Appendix D Power Guidelines Requirements and Specifications For AC powered routers you can use the information in Table 55 on page 175 and Table 56 on page 175 to calculate
156. ipamento familiarize se com os perigos relacionados com circuitos el ctricos e com quaisquer pr ticas comuns que possam prevenir poss veis acidentes jAtenci n Este s mbolo de aviso significa peligro Existe riesgo para su integridad f sica Antes de manipular cualquier equipo considerar los riesgos que entrana la corriente el ctrica y familiarizarse con los procedimientos est ndar de prevenci n de accidentes Varning Denna varningssymbol signalerar fara Du befinner dig i en situation som kan leda till personskada Innan du utf r arbete p n gon utrustning m ste du vara medveten om farorna med elkretsar och k nna till vanligt f rfarande f r att f rebygga skador Safety Guidelines and Warnings 126 m This section lists safety guidelines and warnings for installing operating and maintaining the router m General Safety Guidelines and Warnings on page 127 m Fire Safety Requirements on page 150 m Installation Safety Guidelines and Warnings on page 151 m Laser and LED Safety Guidelines and Warnings on page 136 m Maintenance and Operational Safety Guidelines and Warnings on page 159 m Electrical Safety Guidelines and Warnings on page 144 Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information General Safety Guidelines and Warnings The following guidelines help ensure your safety and protect the router from damage The list of guidelines might not address all potentially haz
157. ires minimal router downtime The router uses the following types of FRUs Hot removable and hot insertable FRUs You can remove and replace these components without powering off the router or disrupting the routing functions Hot pluggable FRUs You can remove and replace these components without powering off the router but the routing functions of the system are interrupted when the component is removed Table 23 on page 88 lists the FRUs for the MX240 router Before you replace an SCH or a Routing Engine you must take the host subsystem offline see Taking the Host Subsystem Offline on page 96 Field Replaceable Units FRU M 87 MX240 Ethernet Services Router Hardware Guide Table 23 Field Replaceable Units Hot Removable and Hot Insertable FRUs Hot Pluggable FRUs Air filter Master Switch Control Board SCB if redundant Craft interface Master Routing Engine if redundant Backup Switch Control Board SCB if redundant Switch Control Board SCB nonredundant Backup Routing Engine if redundant Routing Engine nonredundant Dense Port Concentrators DPCs AC and DC power supplies if redundant Fan tray Tools and Parts Required To replace hardware components you need the tools and parts listed in Table 24 on page 88 Table 24 Tools and Parts Required Tool or part Components 3 8 in nut driver or socket wrench Cables and connectors DC power supply Blank panels if co
158. ker for the power supply Follow the ESD and connection instructions for your site Move the AC switch next to the appliance inlet on the power supply to the on position and observe the status LEDs on the power supply faceplate If the power supply is correctly installed and functioning normally the AC OK and DC OK LEDs light steadily and the PS FAIL LED is not lit Figure 54 Installing an AC Power Supply Captive screws Removing a DC Power Supply 114 m A WARNING Before performing the following procedure ensure that power is removed from the DC circuit To ensure that all power is off locate the circuit breaker on the panel board that services the DC circuit switch the circuit breaker to the off position and tape the switch handle of the circuit breaker in the off position Replacing Power System Components Chapter 13 Replacing Hardware Components The power supplies are located at the rear of the chassis Each DC power supply weighs approximately 5 8 lb 1 7 kg CAUTION Do not leave a power supply slot empty for more than 50 minutes while the router is operational For proper airflow the power supply must remain in the chassis or a blank panel must be used in an empty slot NOTE After powering off a power supply wait at least 60 seconds before turning it back on To remove a DC power supply see Figure 55 on page 116 1 Switch off the dedicated facility circuit br
159. koihin Attention Des radiations invisibles l il nu pouvant traverser l ouverture du port lorsqu aucun c ble en fibre optique n y est connect il est recommand de ne pas regarder fixement l int rieur de ces ouvertures Warnung Aus der Port ffnung k nnen unsichtbare Strahlen emittieren wenn kein Glasfaserkabel angeschlossen ist Vermeiden Sie es sich den Strahlungen auszusetzen und starren Sie nicht in die Offnungen Avvertenza Quando i cavi in fibra non sono inseriti radiazioni invisibili possono essere emesse attraverso l apertura della porta Evitate di esporvi alle radiazioni e non guardate direttamente nelle aperture Advarsel Unng utsettelse for str ling og stirr ikke inn i pninger som er pne fordi usynlig str ling kan emiteres fra portens pning n r det ikke er tilkoblet en fiberkabel Aviso Dada a possibilidade de emiss o de radiac o invisivel atrav s do orif cio da via de acesso quando esta n o tiver nenhum cabo de fibra conectado dever evitar a exposi o radia o e n o dever olhar fixamente para orif cios que se encontrarem a descoberto jAtenci n Debido a que la apertura del puerto puede emitir radiaci n invisible cuando no existe un cable de fibra conectado evite mirar directamente a las aperturas para no exponerse a la radiaci n Varning Osynlig str lning kan avges fr n en port ppning utan ansluten fiberkabel och du b r d rf r undvika att bli utsatt f r str lning genom
160. ldados a los bornes Varning Tag av alla smycken inklusive ringar halsband och armbandsur innan du arbetar pa utrustning som ar kopplad till kraftledningar Metallobjekt hettas upp nar Safety Guidelines and Warnings M 141 MX240 Ethernet Services Router Hardware Guide 142 m de kopplas ihop med str m och jord och kan f rorsaka allvarliga br nnskador metallobjekt kan ocks sammansvetsas med kontakterna Lightning Activity Warning WARNING Do not work on the system or connect or disconnect cables during periods of lightning activity Waarschuwing Tijdens onweer dat gepaard gaat met bliksem dient u niet aan het systeem te werken of kabels aan te sluiten of te ontkoppelen Varoitus Ala ty skentele j rjestelm n parissa l k yhdist tai irrota kaapeleita ukkosilmalla Attention Ne pas travailler sur le syst me ni brancher ou d brancher les c bles pendant un orage Warnung Arbeiten Sie nicht am System und schlie en Sie keine Kabel an bzw trennen Sie keine ab wenn es gewittert Avvertenza Non lavorare sul sistema o collegare oppure scollegare i cavi durante un temporale con fulmini Advarsel Utfor aldri arbeid p systemet eller koble kabler til eller fra systemet n r det tordner eller lyner Aviso N o trabalhe no sistema ou ligue e desligue cabos durante per odos de mau tempo trovoada Atenci n No operar el sistema ni conectar o desconectar cables durante el transcurso de descargas el ctri
161. le Management System Craft Interface The cable management system see Figure 11 on page 17 and Figure 12 on page 17 consists of plastic dividers located on the left and right sides of each DPC SCB and multifunction slot The cable management system allows you to route the cables outside the router and away from the DPCs SCBs and Routing Engines Figure 11 Cable Management System Cable manager SY one of two 9004312 Figure 12 Cable Management System Installed on the Router ES Oe F Cable managers The craft interface allows you to view status and troubleshooting information at a glance and to perform many system control functions It is hot insertable and hot removable The craft interface is located on the front of the router above the DPC card cage and contains the following components m Alarm LEDs and Alarm Cutoff Lamp Test Button on page 18 m Host Subsystem LEDs on page 19 m Power Supply LEDs on page 19 m DPC LEDs on page 20 Cable Management System M 17 MX240 Ethernet Services Router Hardware Guide m SCB LEDs on page 20 m Fan LEDs on page 20 m Alarm Relay Contacts on page 21 Figure 13 Front Panel of the Craft Interface Routing Yellow Red Alarm Alarm Engine Fan PEM alarm alarm cutoff relay LEDs LEDs LEDs LED LED button contacts ae te d um E wl 1 O wem o
162. le with an RJ 45 connector m CONSOLE Connects the Routing Engine to a system console through a serial cable with an RJ 45 connector m ETHERNET Connects the Routing Engine through an Ethernet connection to a management LAN or any other device that plugs into an Ethernet connection for out of band management The port uses an autosensing RJ 45 connector to support 10 Mbps or 100 Mbps connections Two small LEDs on the top of the port indicate the connection in use the LED flashes yellow or green for a 10 Mbps or 100 Mbps connection and the LED is light green when traffic is passing through the port For information about the pinouts for the connectors see Cable Connector Pinouts on page 185 Routing Engine Boot Sequence The Routing Engine boots from the storage media in this order the USB device if present then the CompactFlash card then the hard disk then the LAN If the Routing Engines are configured for nonstop routing and graceful switchover the backup Routing Engine automatically synchronizes its configuration and state with the master Routing Engine Any update to the master Routing Engine state is replicated on the backup Routing Engine If the backup Routing Engine assumes mastership packet forwarding continues through the router without interruption For more information about graceful switchover see the JUNOS High Availability Configuration Guide 16 HN Host Subsystem Chapter 2 Hardware Components Cab
163. lies are located at the rear of the chassis Each AC power supply weighs approximately 5 0 Ib 2 5 kg and each DC power supply weighs approximately 3 8 lb 1 7 kg Remove the leftmost power supply first and then work your way to the right To remove the AC or DC power supplies for each power supply see Figure 65 on page 188 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 2 Foran AC powered router switch the circuit breaker in the chassis above the power supply slot to the off position 0 For a DC powered router switch the circuit breaker on the power supply to the OFF position We recommend this even though the power supplies are not connected to power Sources 5 Pull the power supply straight out of the chassis Figure 65 Removing a Power Supply Before Installing the Router Captive screws 188 Mm Removing Components from the Chassis Removing the Fan Tray Removing SCBs Appendix G Installing the Router Without a Mechanical Lift In the rear of the chassis the fan tray is located on the right of the chassis The fan tray weighs about 4 2 Ib 1 9 kg To remove the fan tray see Figure 66 on page 189 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the
164. limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual might cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Compliance Statements for Environmental Requirements Lithium Battery Batteries in this product are not based on mercury lead or cadmium substances The batteries used in this product are in compliance with EU Directives 91 157 EEC 95 86 EEC and 98 101 EEC The product documentation includes instructional information about the proper method of reclamation and recycling Compliance Statements for Acoustic Noise Maschinenlarminformations Verordnung 3 GPSGV der h chste Schalldruckpegel betr gt 70 dB A oder weniger gem ss EN ISO 7779 Translation The emitted sound pressure is below 70 dB A per EN ISO 7779 Agency Approvals and Compliance m 159 MX240 Ethernet Services Router Hardware Guide 160 1H Agency Approvals and Compliance Appendix B Physical Specifications m Physical Specifications on page 161 Physical Specifications Table 25 on page 161 summarizes the physical specifications for the router chassis
165. lticast support for Layer 5 VPNs and management and troubleshooting of MPLS networks OSPF and IS IS Choosing an IGP for Large Scale Networks Explores the full range of characteristics and capabilities for the two major link state routing protocols Open Shortest Path First OSPF and IS IS Explains architecture packet types and addressing demonstrates how to improve scalability shows how to design large scale networks for maximum security and reliability details protocol extensions for MPLS based traffic engineering IPv6 and multitopology routing and covers troubleshooting for OSPF and IS IS networks Routing Policy and Protocols for Multivendor IP Networks Provides a brief history of the Internet explains IP addressing and routing Routing Information Protocol RIP OSPF IS IS and Border Gateway Protocol BGP explores ISP peering and routing policies and displays configurations for both Juniper Networks and other vendors routers The Complete IS IS Protocol Provides the insight and practical solutions necessary to understand the IS IS protocol and how it works by using a multivendor real world approach Obtaining Documentation To obtain the most current version of all Juniper Networks technical documentation see the products documentation page on the Juniper Networks Web site at http www juniper net To order printed copies of this guide and other Juniper Networks technical documents or to orde
166. m m Inthe container in which a spare DPC is shipped a Horizontally and sheet metal side down When you store a DPC on a horizontal surface or in the shipping container always place it inside an antistatic bag Because the DPC is heavy and because antistatic bags are fragile inserting the DPC into the bag is easier with two people To do this one person holds the DPC in the horizontal position with the faceplate facing the body and the other person slides the opening of the bag over the DPC connector edge Maintaining Packet Forwarding Engine Components M 77 MX240 Ethernet Services Router Hardware Guide If you must insert the DPC into a bag by yourself first lay the DPC horizontally on a flat stable surface sheet metal side down Orient the DPC with the faceplate facing you Carefully insert the DPC connector edge into the opening of the bag and pull the bag toward you to cover the DPC Never stack a DPC under or on top of any other component Maintaining the Power Supplies To maintain the power supplies follow these guidelines m Tocheck the status of the power supplies issue the show chassis environment pem command The output is similar to the following user host gt show chassis environment pem PEM O status State Online Temperature OK DC output OK PEM 2 status State Online Temperature OK DC output OK m Make sure that the power and grounding cables are arranged so that they do not obstruct access to othe
167. m 157 MX240 Ethernet Services Router Hardware Guide Declaration of Conformity de Juniper Declaration of Conformity Juniper Networks Inc 1194 N Mathilda Ave Sunnyvale CA 94089 USA declares that under our sole responsibility the product s Internet Router Model MX240 DC MX240 AC are in conformity with the provisions of the following EC Directives including all amendments and with national legislation implementing these directives Low Voltage Directive 73 23 EEC EMC Directive 89 336 EEC and that the following harmonized standards have been applied EN 60950 1 2001 A11 EN 60825 1 1994 A1 A2 EN 300 386 V1 3 3 2005 EN 55024 1998 Al A2 EN 61000 3 2 EN 61000 3 3 EN 55022 2006 Class A EN 61000 4 2 EN 61000 4 3 EN 61000 4 4 EN 61000 4 6 EN 61000 4 5 EN 61000 4 11 5 and 11 AC only z SS Place Signature Date Sunnyvale CA John Lockwood 01 07 2008 Japan TOWN 522 A ik rd TORRE KERETET S r xgutcxRIYdIESUBDXxYT ONIS MA ERMTSLSBRAMNSTLAMHOFV VCCLA 158 1H Agency Approvals and Compliance Appendix A Safety and Regulatory Compliance Information Translation This is a Class A product In a domestic environment this product might cause radio interference in which case the user might be required to take adequate measures VCCIA United States The router has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These
168. m er delvis fylt skal kabinettet lastes fra bunnen og opp med den tyngste komponenten nederst i kabinettet m Hvis kabinettet er utstyrt med stabiliseringsutstyr skal stabilisatorene installeres for montering eller utf ring av reparasjonsarbeid p enheten i kabinettet Aviso Para se prevenir contra danos corporais ao montar ou reparar esta unidade numa estante dever tomar precau es especiais para se certificar de que o sistema possui um suporte est vel As seguintes directrizes ajud lo o a efectuar o seu trabalho com seguran a O Juniper Networks router dever ser instalado numa prateleira fixa estrutura do edificio m Esta unidade dever ser montada na parte inferior da estante caso seja esta a nica unidade a ser montada m Ao montar esta unidade numa estante parcialmente ocupada coloque os itens mais pesados na parte inferior da estante arrumando os de baixo para cima m Sea estante possuir um dispositivo de estabiliza o instale o antes de montar ou reparar a unidade Atenci n Para evitar lesiones durante el montaje de este equipo sobre un bastidor o posteriormente durante su mantenimiento se debe poner mucho cuidado en que el sistema quede bien estable Para garantizar su seguridad proceda seg n las siguientes instrucciones m El Juniper Networks router debe instalarse en un bastidor fijado a la estructura del edificio m Colocar el equipo en la parte inferior del bastidor cuando sea la nica
169. m is hot pluggable If the router has only one host subsystem taking the host subsystem offline causes the router to shut down Normally if two host subsystems are installed in the router REO functions as the master and RE1 functions as the backup You can remove the backup host subsystem or either of its components without interrupting the functioning of the router If you take the master host subsystem offline the backup host subsystem becomes the master the router might reboot depending on your configuration The effect of taking the master host subsystem varies depending on your configuration of high availability features High availability features include Routing Engine redundancy graceful Routing Engine switchover GRES nonstop bridging nonstop active routing graceful restart for routing protocols Virtual Router Redundancy Protocol VRRP and unified in service software upgrade ISSU Some high availability features are not supported by all platforms and all PICs For information about the first supported JUNOS release for these features by PIC and platform see the JUNOS High Availability Configuration Guide To take a host subsystem offline Replacing Host Subsystem Components Chapter 13 Replacing Hardware Components 1 Determine whether the host subsystem is functioning as the master or as the backup using one of the two following methods m Check the Routing Engine LEDs on the craft interface If the green
170. m uw veiligheid te verzekeren s De Juniper Networks router moet in een stellage worden ge nstalleerd die aan een bouwsel is verankerd m Dittoestel dient onderaan in het rek gemonteerd te worden als het toestel het enige in het rek is m Wanneer u dit toestel in een gedeeltelijk gevuld rek monteert dient u het rek van onderen naar boven te laden met het zwaarste onderdeel onderaan in het rek a Als het rek voorzien is van stabiliseringshulpmiddelen dient u de stabilisatoren te monteren voordat u het toestel in het rek monteert of het daar een servicebeurt geeft Varoitus Kun laite asetetaan telineeseen tai huolletaan sen ollessa telineess on noudatettava erityisi varotoimia j rjestelm n vakavuuden s ilytt miseksi jotta v ltyt n loukkaantumiselta Noudata seuraavia turvallisuusohjeita Juniper Networks router on asennettava telineeseen joka on kiinnitetty rakennukseen Jos telineess ei ole muita laitteita aseta laite telineen alaosaan Jos laite asetetaan osaksi t ytettyyn telineeseen aloita kuormittaminen sen alaosasta kaikkein raskaimmalla esineell ja siirry sitten sen yl osaan Jos telinett varten on vakaimet asenna ne ennen laitteen asettamista telineeseen tai sen huoltamista siin Safety Guidelines and Warnings m 133 MX240 Ethernet Services Router Hardware Guide 134 m Attention Pour viter toute blessure corporelle pendant les op rations de montage ou de r paration de cette unit en ca
171. mV 5 0 V 5033 mV 12 0 V 12142 mV 1 25 V 1243 mV 3 3 V SM3 3312 mV 5 V RE 5059 mV 12 V RE 11968 mV Power 2 11 3 V bias PEM 11253 mV 4 6 V bias MidPlane 4814 mV 11 3 V bias FPD 11234 mV 11 3 V bias POE O 11176 mV 11 3 V bias POE 1 11292 mV Bus Revision 42 FPGA Revision 1 CB 1 status State Online Standby Temperature 40 degrees C 104 degrees F Power 1 1 2 V 1202 mV 1 5 V 1514 mV 1 8 V 1807 mV 2 5 V 2500 mV 3 3 V 3293 mV 5 0 V 5053 mV 12 0 V 12200 mV 1 25 V 1260 mV 3 3 V SM3 3319 mV 5 V RE 5059 mV 12 V RE 12007 mV Power 2 11 3 V bias PEM 11311 mV 4 6 V bias MidPlane 4827 mV 11 3 V bias FPD 11330 mV 11 3 V bias POE O 11292 mV 11 3 V bias POE 1 11311 mV Bus Revision 42 FPGA Revision 1 To check the status of a specific SCB issue the show chassis environment cb command and include the slot number of the SCB The output is similar to the following Maintaining the Host Subsystem WM 71 MX240 Ethernet Services Router Hardware Guide user host gt show chassis environment cb 0 CB O status State Temperature Intake Temperature Exhaust A Temperature Exhaust B Online 66 degrees C 150 degrees F 67 degrees C 152 degrees F 73 degrees C 163 degrees F Power 1 2 V 1153 mV 1 5 V 1417 mV 1 8 V 1704 mV 2 5 V 2375 mV 3 3 V 3138 mV 5 0 V 4763 mV 1 2 V Rocket IO 1160 mV 1 5 V Rocket IO 1408 mV 1 8 V RLDRAM 1717 mV I2C Slave Revision 15 For more information about using the CLI see the JUNOS software manu
172. mber Label eit itt td ettet 199 Figure 77 DRC Serial Number Label e A Ra ee ae He 200 Figure 78 AC Power Supply Serial Number Label 201 Figure 79 DC Power Supply Serial Number Label 201 Figure 80 Routing Engine Serial Number Label 202 xiv W Listof Figures List of Tables Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab Tab EL NOtIce ICODS cos seo eee te pue tne aaa e f ee xviii 6 2 Textand Syrtax CornveritlOns eegene ed EN xviii e 3 Technical Documentation for Supported Routing Platforms XX e 4 JUNOS Software Network Operations Guides oocnnniiinnnccccccocnnnno XXiV e 5 JUNOS Software with Enhanced Services Documentation XXiv e 6 Additional Books Available Through http www juniper net books oe eee en iia a a a A XXV e 7 Four Port 10 Gigabit Ethernet DPC LEDS esseere 10 e 8 40 Port Gigabit Ethernet DPC Le 10 e 9 Switch Control Board LEDS eret ee be Ee e 15 e TO Routing Engine DOE 16 e 11 Alarm LEDs and Alarm Cutoff Lamp Test Button ssssssss 19 e 12 Host SubsystemLEDS 3 nod et EP v rer aU pe D DH 19 e 15 Power Supply LEDs on the Craft Interface sssssse 19 e T4 DPC LEDS aceite iet d t i eter psit e pee tende a 20 15 SEB LEDS se eed Rr dee iei iate esetsc id restes 20 e 16 Fan LEDS eset der er reet Rr ae rend dete r
173. ment number EIA 310 D published by the Electronics Industry Association http www eia org With the use of adapters the router is designed to fit into a 600 mm wide rack as defined in the four part Equipment Engineering EE European telecommunications standard for equipment practice document numbers ETS 500 119 1 through 119 4 published by the European Telecommunications Standards Institute http www etsi org Use approved wing devices to narrow the opening between the rails The rack rails must be spaced widely enough to accommodate the router chassis s external dimensions 8 71 in 22 1 cm high 24 5 in 62 2 cm deep and 17 45 in 44 5 cm wide The spacing of rails and adjacent racks must also allow for the clearances around the router and rack that are specified in Clearance Requirements for Airflow and Hardware Maintenance on page 32 In an open frame rack center mounting the chassis in the rack is preferable to front mounting because the more even distribution of weight provides greater stability For instructions about installing the mounting hardware see Installing the Mounting Hardware on page 41 The chassis height of 8 71 in 22 1 cm is approximately 5 U A U is the standard rack unit defined in Cabinets Rachs Panels and Associated Equipment document number EIA 510 D published by the Electronics Industry Association You can stack several MX240 routers in a rack that has sufficient usable vertical space
174. mmend that you use a dedicated facility circuit breaker rated for 15 A 250 VAC minimum for each AC power feed or as permitted by local code Doing so enables you to operate the router in any configuration without upgrading the power infrastructure AC Power Cord Specifications 174 m Each AC power supply has a single AC appliance inlet located on the power supply that requires a dedicated AC power feed Most sites distribute power through a main conduit that leads to frame mounted power distribution panels one of which can be located at the top of the rack that houses the router An AC power cord connects each power supply to the power distribution panel Detachable AC power cords each 2 5 m approximately 8 ft long are supplied with the router The C19 appliance coupler at the female end of the cord inserts into the AC appliance inlet coupler type C20 right angle as described by International Electrotechnical Commission IEC standard 60520 The plug at the male end of the power cord fits into the power source receptacle that is standard for your geographical location AC Power Specifications and Requirements Australia SAA 3 Appendix D Power Guidelines Requirements and Specifications Table 37 on page 175 provides specifications and Figure 64 on page 175 depicts the plug on the AC power cord provided for each country or region Table 37 AC Power Cord Specifications Country
175. mode loss HOL results Together these factors limit the transmission distance of multimode fiber compared with single mode fiber Network Cable Specifications and Guidelines m 179 MX240 Ethernet Services Router Hardware Guide Single mode fiber is so small in diameter that rays of light can reflect internally through one layer only Interfaces with single mode optics use lasers as light sources Lasers generate a single wavelength of light which travels in a straight line through the single mode fiber Compared with multimode fiber single mode fiber has higher bandwidth and can carry signals for longer distances It is consequently more expensive For information about the maximum transmission distance and supported wavelength range for the types of single mode and multimode fiber optic cable used by DPCs on the MX240 router see the MX series Ethernet Services Router DPC Guide Exceeding the maximum transmission distances can result in significant signal loss which causes unreliable transmission Attenuation and Dispersion in Fiber Optic Cable 180 m Correct functioning of an optical data link depends on modulated light reaching the receiver with enough power to be demodulated correctly Attenuation is the reduction in power of the light signal as it is transmitted Attenuation is caused by passive media components such as cables cable splices and connectors Although attenuation is significantly lower for optical fiber than for other
176. mponent is not SCB reinstalled DPC Power supply Routing Engine Electrostatic bag or antistatic mat Craft Interface SCB DPC Routing Engine Electrostatic discharge ESD All grounding wrist strap Flat blade screwdriver Cables and connectors DPC 88 HW Tools and Parts Required Chapter 13 Replacing Hardware Components Table 24 Tools and Parts Required continued Tool or part Components Phillips screwdrivers numbers 1 Air filter and 2 Routing Engine Craft interface SCB Cables and connectors Fan tray Rubber safety cap DPC Wire cutters Cables and connectors DC power supply Replacing the Craft Interface The craft interface is located above the DPC card cage as shown in Figure 1 on page 6 It houses the alarm relay interface ports and indicates status of router components The craft interface is hot insertable and hot removable It weighs approximately 1 1 Ib 0 50 kg When you install the craft interface allow several minutes for the display to reflect the current state of the router To replace the craft interface use the following procedures m Removing the Craft Interface on page 89 m Installing the Craft Interface on page 90 m Replacing Alarm Relay Wires on page 91 Removing the Craft Interface To remove the craft interface see Figure 56 on page 90 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the
177. n on page 125 Follow the instructions in this chapter to unpack the router and verify that the parts are received Install the mounting hardware as described in Installing the Mounting Hardware on page 41 Install the router as described in Installing the Router on page 45 or Installing the Router Without a Mechanical Lift on page 187 Connect cables to external devices as described in Connecting the Router on page 49 Connect the grounding cable as described in Grounding the Router on page 54 Connect the power cables as described in Connecting Power to an AC Powered Router on page 54 or Connecting Power to a DC Powered Router on page 56 Power on the router as described in Powering On an AC Powered Router on page 55 or Powering On a DC Powered Router on page 58 Perform the initial system startup as described in Configuring JUNOS Software on page 61 MX240 Ethernet Services Router Hardware Guide 36 m Chapter 5 Unpacking the Router This chapter describes how to prepare to install the router It discusses the following topics m Tools and Parts Required on page 57 m Unpacking the Router on page 57 m Verifying Parts Received on page 58 Tools and Parts Required To unpack the router and prepare for installation you need the following tools m Phillips screwdriver number 2 m 1 2 in or 13 mm open end or socket wrench to remove bracket bolts from the shipping pallet m Blank panels t
178. n AC Powered Router m 55 MX240 Ethernet Services Router Hardware Guide If any of the status LEDs indicates that the power supply is not functioning normally repeat the installation and cabling procedures described in Replacing Power System Components on page 112 NOTE After powering off a power supply wait at least 60 seconds before turning it back on After powering on a power supply wait at least 60 seconds before turning it off If the system is completely powered off when you power on the power supply the Routing Engine boots as the power supply completes its startup sequence If the Routing Engine finishes booting and you need to power off the system again first issue the CLI request system halt command After a power supply is powered on it can take up to 60 seconds for status indicators such as the status LEDs on the power supply and the show chassis command display to indicate that the power supply is functioning normally Ignore error indicators that appear during the first 60 seconds 7 Onthe external management device connected to the Routing Engine monitor the startup process to verify that the system has booted properly Connecting Power to a DC Powered Router 56 m A CAUTION Do not mix AC and DC power supplies within the same router Damage to the router might occur A WARNING Before performing the following procedure ensure that power is removed from the DC circuit To ensure that
179. n about return and repair policies see the customer support Web page at http www juniper net support guidelines html For product problems or technical support issues contact the Juniper Networks Technical Assistance Center JTAC using the Case Manager link at http www juniper net support or at 1 888 314 JTAC within the United States or 1 408 745 9500 from outside the United States To return a component 1 Determine the part number and serial number of the component For instructions see Locating Component Serial Numbers on page 197 2 Obtain an RMA number from the Juniper Networks Technical Assistance Center TAC You can send e mail or telephone as described above 5 Provide the following information in your e mail message or during the telephone call m Part number and serial number of component m Your name organization name telephone number and fax number m Description of the failure 4 The support representative validates your request and issues an RMA number for return of the component 5 Pack the router or component for shipment as described Packing the Router for Shipment on page 204 or Packing Components for Shipment on page 205 Return Procedure m 203 MX240 Ethernet Services Router Hardware Guide Tools and Parts Required To remove components from the router or the router from a rack you need the following tools and parts 2 5 mm flat blade screwdriver for detaching alarm rela
180. n network 8 Termination network RJ 45 Connector Pinouts for the Routing Engine AUX and CONSOLE Ports The ports on the craft interface labeled AUX and CONSOLE are RJ TGB232 serial interfaces that accept an RJ 45 connectors The ports connect the Routing Engine to RJ 45 Connector Pinouts for the Routing Engine ETHERNET Port m 185 MX240 Ethernet Services Router Hardware Guide an auxiliary or console management device For more information see Routing Engine Interface Ports on page 16 Table 41 on page 186 describes the RJ 45 connector pinout Table 41 RJ 45 Connector Pinout for the AUX and CONSOLE Ports Pin Signal Description 1 RTS Request to Send 2 DTR Data Terminal Ready 5 TXD Transmit Data 4 Ground Signal Ground 5 Ground Signal Ground 6 RXD Receive Data 7 DSR DCD Data Set Ready 8 CTS Clear to Send 186 Mm RJ45 Connector Pinouts for the Routing Engine AUX and CONSOLE Ports Appendix G Installing the Router Without a Mechanical Lift If you cannot use a mechanical lift to install the router the preferred method you can install it manually Before installing the router manually you must first remove components from the chassis and you must reinstall the components once the router is installed in the rack At least two people are needed to safely lift the chassis into the rack or cabinet With components removed the chassis weighs approximately 52 0 Ib 25 6 kg Be
181. n of de stroom naar het gelijkstroom circuit uitgeschakeld is Om u ervan te verzekeren dat alle stroom UIT is geschakeld kiest u op het schakelbord de stroomverbreker die het gelijkstroom circuit bedient draait de stroomverbreker naar de UIT positie en plakt de schakelaarhendel van de stroomverbreker met plakband in de UIT positie vast Varoitus Varmista ett tasavirtapiirissa ei ole virtaa ennen seuraavien toimenpiteiden suorittamista Varmistaaksesi ett virta on KATKAISTU t ysin paikanna tasavirrasta huolehtivassa kojetaulussa sijaitseva suojakytkin k nn suojakytkin KATKAISTU asentoon ja teippaa suojakytkimen varsi niin ett se pysyy KATKAISTU asennossa Attention Avant de pratiquer l une quelconque des proc dures ci dessous v rifier que le circuit en courant continu n est plus sous tension Pour en tre s r localiser le disjoncteur situ sur le panneau de service du circuit en courant continu placer le disjoncteur en position ferm e OFF et l aide d un ruban adh sif bloquer la poign e du disjoncteur en position OFF Warnung Vor Ausf hrung der folgenden Vorg nge ist sicherzustellen da die Gleichstromschaltung keinen Strom erh lt Um sicherzustellen da s mtlicher Strom abgestellt ist machen Sie auf der Schalttafel den Unterbrecher f r die Gleichstromschaltung ausfindig stellen Sie den Unterbrecher auf AUS und kleben Sie den Schaltergriff des Unterbrechers mit Klebeband in der AUS Stellung fest
182. n page 185 Figure 48 Cable Connectors NN 9003781 Removing the Management Ethernet Cable To remove the managment Ethernet cable 1 Press the tab on the connector and pull the connector straight out of the port Figure 48 on page 105 shows the connector 2 Disconnect the cable from the network device Installing the Management Ethernet Cable To install the management Ethernet cable 1 Plugone end of the replacement cable into the ETHERNET port Figure 47 on page 104 shows the external device ports on the Routing Engine 2 Plug the other end of the cable into the network device Replacing the Console or Auxiliary Cable To use a system console to configure and manage the Routing Engine connect it to the CONSOLE port on the Routing Engine To use a laptop modem or other auxiliary device connect it to the AUX port on the Routing Engine Both ports accept a cable with an RJ 45 connector One serial cable with an RJ 45 connector and a DB 9 connector is provided with the router If you want to connect a device to both ports you must supply another cable For cable specifications see Routing Engine Interface Cable and Wire Specifications on page 185 Disconnecting the Cable from a Management Console or Auxiliary Device To disconnect a serial cable from a management console or auxiliary device 1 Turn off the power to the console or auxiliary device 2 Pressthe tab on the connector and pull the connector straight o
183. n page 79 m Troubleshooting the Cooling System on page 82 m Troubleshooting DPCs on page 85 m Troubleshooting the Power System on page 84 Overview of Troubleshooting Resources This section provides an overview of the resources you can use while troubleshooting problems with the router m Juniper Networks Technical Assistance Center on page 79 m Command Line Interface on page 79 m Chassis and Interface Alarm Messages on page 80 m Alarm Relay Contacts on page 80 m LEDs on page 80 Juniper Networks Technical Assistance Center If you need assistance during troubleshooting you can contact the Juniper Networks Technical Assistance Center JTAC by using the Web or by telephone See Requesting Technical Support on page xxvii Command Line Interface The JUNOS software command line interface CLI is the primary tool for controlling and troubleshooting router hardware the JUNOS software routing protocols and network connectivity CLI commands display information from routing tables information specific to routing protocols and information about network connectivity derived from the ping and traceroute utilities Overview of Troubleshooting Resources M 79 MX240 Ethernet Services Router Hardware Guide You enter CLI commands on one or more external management devices connected to ports on the Routing Engine For more information about the Routing Engine ports see Routing Engine Interface Ports on page 16 For information
184. nagement System on page 17 Craft Interface on page 17 Power Supplies on page 21 Cooling System on page 24 The router chassis is a rigid sheet metal structure that houses all the other router components see Figure 1 on page 6 Figure 2 on page 6 Figure 5 on page 7 and Figure 4 on page 7 The chassis measures 8 71 in 22 1 cm high 17 45 in 44 5 cm wide and 24 5 in 62 2 cm deep from the front mounting brackets to the rear of the chassis The chassis installs in standard 800 mm deep or larger enclosed cabinets 19 in equipment racks or telco open frame racks See Table 25 on page 161 Router Chassis m 5 MX240 Ethernet Services Router Hardware Guide Figure 1 Front View of a Fully Configured Router Chassis ESD point Craft interface panel Front mounting flange Ee Os DPC2 tK NEU DPC1 SCBO mL Air exhaust Figure 2 Rear View of a Fully Configured AC Powered Router Chassis 110 V Protective earthing AC Power supplies KEE SEGEBE rs Ir Power n T E p 5 Bess NALES 3 S eBESSED supply JE HRE p pr Hoge S exhaust i x Ez RH E Hie u El Dap o Air filter et CA ESD point Fan tray Air exhaust 6 HW Router Chassis Chapter 2 Hardware Components Figure 3 Rear View of a Fully Configured AC Powered Router Chassis 220V AC Power Protective earthing supplies and Pow
185. nal Replacing Power System Components Chapter 13 Replacing Hardware Components CAUTION You must ensure that power connections maintain the proper polarity The power source cables might be labeled and to indicate their polarity There is no standard color coding for DC power cables The color coding used by the external DC power source at your site determines the color coding for the leads on the power cables that attach to the terminal studs on each power supply NOTE For the MX240 router the DC power supply in PEMO must be powered by dedicated power feeds derived from feed A and the DC power supply in PEM2 must be powered by dedicated power feeds derived from feed B This configuration provides the commonly deployed A B feed redundancy for the system NOTE For information about connecting to DC power sources see DC Power System Electrical Specifications on page 167 9 Replace the clear plastic cover over the terminal studs on the faceplate 10 Verify that the power cabling is correct that the cables are not touching or blocking access to router components and that they do not drape where people could trip on them 11 Verify that the INPUT OK LED on the power supply is lit green 12 Switch the circuit breaker on the power supply to the ON position and observe the status LEDs on the power supply faceplate If the power supply is correctly installed and functioning normally the PWR OK BRKR ON and
186. ng terminal sized for UNC 1 4 20 ground lugs provided on the chassis in addition to the grounding pin of the power supply cord This separate protective earthing terminal must be permanently connected to earth m The cores in the mains lead are colored in accordance with the following code m Green and yellow Earth Blue Neutral m Brown Live DC Power Electrical Safety Guidelines and Warnings When working with DC powered equipment observe the following guidelines and warnings m DC Power Electrical Safety Guidelines on page 149 m Copper Conductors Warning on page 150 m DC Power Disconnection Warning on page 151 m DC Power Grounding Requirements and Warning on page 152 m DC Power Wiring Sequence Warning on page 155 m DC Power Wiring Terminations Warning on page 154 DC Power Electrical Safety Guidelines The following electrical safety guidelines apply to a DC powered router m ADC powered router is equipped with a DC terminal block that is rated for the power requirements of a maximally configured router To supply sufficient power terminate the DC input wiring on a facility DC source capable of supplying at least 31 A 48 VDC per input for each power supply m Incorporate an easily accessible disconnect device into the facility wiring We recommend that the 48 VDC facility DC source should be equipped with a circuit breaker rated at 40 A 48 VDC minimum or as required by local code In the United States and
187. nge 40 5 to 72 VDC DC input current rating 33 3 A 48 VDC Internal supplementary 40 A protector Power Consumption for DC Powered Routers GES NOTE If you plan to operate a maximally configured DC powered router we recommend that you provision at least 51 A 48 VDC per input for each power supply If you do not plan to provision at least 51 A 48 VDC per input for each power supply you can use the information in Table 50 on page 168 and Table 51 on page 168 to calculate the power consumption 2 48 VDC and thermal output for your hardware configuration Table 50 on page 168 lists the power requirements for base AC powered routers operating under typical voltage conditions and includes nonredundant and redundant DC Power Specifications and Requirements MN 167 MX240 Ethernet Services Router Hardware Guide 168 m power supply configurations The base DC powered router includes the midplane craft interface and fan tray running at normal speed Table 30 DC Powered Base Router Power Requirements approximate Current Power Requirement Requirement Amps O DC Power Supply Configuration Watts 48 VDC One DC power supply nonredundant configuration 50W 1 04 A approximate Two DC power supplies redundant configuration 66 W approximate 1 58A approximate Table 51 on page 168 lists the power requirements for various hardware components when the router is oper
188. nt For any disputes arising under this Agreement the Parties hereby consent to the personal and exclusive jurisdiction of and venue in the state and federal courts within Santa Clara County California This Agreement constitutes the entire and sole agreement between Juniper and the Customer with respect to the Software and supersedes all prior and contemporaneous agreements relating to the Software whether oral or written including any inconsistent terms contained in a purchase order except that the terms of a separate written agreement executed by an authorized Juniper representative and Customer shall govern to the extent such terms are inconsistent or conflict with terms contained herein No modification to this Agreement nor any waiver of any rights hereunder shall be effective unless expressly assented to in writing by the party to be charged If any portion of this Agreement is held invalid the Parties agree that such invalidity shall not affect the validity of the remainder of this Agreement This Agreement and associated documentation has been written in the English language and the Parties agree that the English version will govern For Canada Les parties aux pr sent s confirment leur volont que cette convention de m me que tous les documents y compris tout avis qui s y rattach soient redig s en langue anglaise Translation The parties confirm that this Agreement and all related documentation is and will be in the English language
189. ntal Specifications ssssssssssss cnn no nnnnnnos 165 Appendix D Power Guidelines Requirements and Specifications 165 Chassis Grounding Specifications een tio yas daria i ere Dien eed ie 165 Grounding Cable Lug Specification oara iii araar i enia iie 165 Grouding Cable SpecificatiOTi i5 caste e N E A E 166 DC Power Specifications and Requirements sssss 166 DE Power Specifications cedet ete a cies E 166 DC Power System Electrical Specifications ooonninnnnnnninnnnncacciccnnos 167 DC Power Supply Electrical Specifications sssssess 167 Power Consumption for DC Powered Routers ssssssssse 167 DC Power Circuit Breaker Specifications ssssssssssss 169 DC Power Cable Specifications sssssssssss ee 170 DC Power Cable Lug Specifications ione eter Ee 171 DC Power Cable Specifications s s rererere rererere 171 AC Power Specifications and Requirements iicooocococcccccccccccnooonnnnnnnnnnnnnos 171 AC Power Specifications ssssssssssss eere 172 AC Power System Electrical Specifications ooooonninnnnnnncccinnncccccconnos 172 AC Power Supply Electrical Specifications ssssssss 172 Power Consumption for AC Powered Routers ssssssssss 172 X MW Table of Contents Appendix E Appendix F Appendix G Appendix H Table of Contents AC Power Circuit Breaker Specifications ssssssssssse 174 AC Power Cord Specifications
190. nterface Table 13 Power Supply LEDs on the Craft Interface Label Color State Description PEM Green On steadily Power supply is functioning normally Red On steadily Power supply has failed or power input has failed Craft Interface m 19 MX240 Ethernet Services Router Hardware Guide DPC LEDs Each DPC has LEDs on the craft interface that indicate its status The DPC LEDs labeled 1 0 1 and 2 1 0 shows status of either SCB1 or DPCO depending on which component is installed in the slot are located along the bottom of the craft interface Table 14 DPC LEDs Label Color State Description OK Green On steadily DPC is functioning normally Blinking DPC is transitioning online or offline Off The slot is not online FAIL Red On steadily DPC has failed SCB LEDs Each SCB has two LEDs on the craft interface that indicates its status The SCB LEDs labeled O and 1 0 the multifunction slot1 0 can contain either SCB1 or DPCO are located along the bottom of the craft interface Table 15 on page 20 describes the functions of the SCB LEDs Table 15 SCB LEDs Label Color State Description OK Green On steadily SCB Fabric and control board functioning normally Blinking SCB is transitioning online or offline Off The slot is not online FAIL Red On steadily SCB has failed Fan LEDs The fan LED is located on the top left of the craft interface Table 16 on page 20 describes the
191. nts Chapter 13 Replacing Hardware Components Figure 58 Connecting Power Cables to the DC Power Supply Protective earthing on chassis Terminal studs N le I e Split washer Gable ug 4 Replace the clear plastic cover over the terminal studs on the faceplate 5 Verify that the DC power cable is connected correctly that it does not touch or block access to router components and that it does not drape where people could trip on it Attach the power cable to the DC power source Turn on the dedicated facility circuit breaker to the power supply Verify that the INPUT OK LED on the power supply is lit green steadily o 0 u o Switch the circuit breaker on the power supply to the ON position and observe the status LEDs on the power supply faceplate If the power supply is correctly installed and functioning normally the PWR OK BRKR ON and INPUT OK LEDs light green steadily Replacing the Cable Management System m Removing the Cable Management System on page 121 m Installing the Cable Management System on page 122 Removing the Cable Management System The cable management system is located on both sides of the DPC card cage The cable management system weighs approximately 0 5 Ib 0 14 kg To remove the cable management system see Figure 59 on page 122 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the cha
192. o cover any slots not occupied by a component Unpacking the Router The router is shipped in a wooden crate A wooden pallet forms the base of the crate The router chassis is bolted to this pallet Quick Start installation instructions and a cardboard accessory box are also included in the shipping crate The shipping container measures 21 in 55 5 cm high 25 5 in 60 0 cm wide and 32 5 in 82 5 cm deep The total weight of the container containing the router and accessories can range from 95 Ib 42 2 kg to 169 Ib 76 7 kg aS NOTE The router is maximall rotected inside the shipping crate Do not unpack it until you are ready to begin installation Tools and Parts Required M 37 MX240 Ethernet Services Router Hardware Guide To unpack the router see Figure 22 on page 58 1 Go pl st Ry Ae Zo Move the shipping crate to a staging area as close to the installation site as possible where you have enough room to remove the components from the chassis While the chassis is bolted to the pallet you can use a forklift or pallet jack to move it Position the shipping crate with the arrows pointing up Open all the latches on the shipping crate Remove the front door of the shipping crate cover and set it aside Slide the remainder of the shipping crate cover off the pallet Remove the foam covering the top of the router Remove the accessory box and the Quick Start installation instructions Verify the parts rec
193. of the operating power supply unit each power supply slot must contain either a power supply or a blank panel If you remove a power supply you must install a replacement power supply or a blank panel shortly after the removal To replace a power system component use the following procedures Removing an AC Power Supply on page 113 Installing an AC Power Supply on page 114 Removing a DC Power Supply on page 114 Installing a DC Power Supply on page 116 Replacing Power System Components Chapter 13 Replacing Hardware Components m Replacing an AC Power Cord on page 118 m Replacing a DC Power Supply Cable on page 119 Removing an AC Power Supply A The power supplies are located at the rear of the chassis Each AC power supply weighs approximately 5 0 lb 2 3 kg CAUTION Do not leave a power supply slot empty for more than 30 minutes while the router is operational For proper airflow the power supply must remain in the chassis or a blank panel must be used in an empty slot a NOTE After powering off a power supply wait at least 60 seconds before turning it back on To remove an AC power supply see Figure 53 on page 115 1 Switch off the dedicated facility circuit breaker for the power supply and remove the power cord from the AC power source Follow the ESD and disconnection instructions for your site 2 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the st
194. ogados tales como las de tipo bucle cerrado o espada con las leng etas de conexi n vueltas hacia arriba Estos terminales deber n ser del tama o apropiado para los cables que se utilicen y tendr n que sujetar tanto el aislante como el conductor Varning Nar flertr diga ledningar kr vs m ste godk nda ledningskontakter anv ndas t ex kabelsko av sluten eller ppen typ med upp tv nd tapp Storleken p dessa kontakter m ste vara avpassad till ledningarna och m ste kunna h lla b de isoleringen och ledaren fastkl mda Agency Approvals and Compliance Agency Approvals m Agency Approvals on page 155 m Compliance Statements for NEBs Requirements on page 156 m Compliance Statements for EMC Requirements on page 157 m Compliance Statements for Environmental Requirements on page 159 m Compliance Statements for Acoustic Noise on page 159 The router complies with the following standards m Safety m CAN CSA 22 2 No 60950 1 03 UL 60950 1 Third Edition Safety of Information Technology Equipment m EN 60825 1 Safety of Laser Products Part 1 Equipment Classification Requirements and User s Guide Agency Approvals and Compliance m 155 MX240 Ethernet Services Router Hardware Guide EN 60950 1 Safety of Information Technology Equipment m EMC AS NZS 5548 Class A Australia New Zealand EN55022 Class A Europe FCC Part 15 Class A USA VCCI Class A Japan m Immunity EN 61000 3 2 Power Line Harmoni
195. ole or serial cable 1 85 m length auxiliary with RJ 45 DB 9 interface connectors Routing Engine Category 5 cable One 15 ft 328 ft 100 m RJ 45 Ethernet or equivalent 4 57 m length autosensing interface suitable for with RJ 45 RJ 45 100Base T connectors Operation Alarm relay Wire with gauge No None contacts between 28 AWG and 14 AWG 0 08 and 2 08 mm2 Routing Engine Interface Cable and Wire Specifications m 183 MX240 Ethernet Services Router Hardware Guide 184 1H Routing Engine Interface Cable and Wire Specifications Appendix F Cable Connector Pinouts This appendix describes the pinouts for the following cable connectors m RJ 45 Connector Pinouts for the Routing Engine ETHERNET Port on page 185 m RJ 45 Connector Pinouts for the Routing Engine AUX and CONSOLE Ports on page 185 RJ 45 Connector Pinouts for the Routing Engine ETHERNET Port The port on the craft interface labeled ETHERNET is an autosensing 10 100 Mbps Ethernet RJ 45 receptacle that accepts an Ethernet cable for connecting the Routing Engine to a management LAN or other device that supports out of band management For more information see Routing Engine Interface Ports on page 16 Table 40 on page 185 describes the RJ 45 connector pinout Table 40 RJ 45 Connector Pinout for the Routing Engine ETHERNET Port Pin Signal 1 TX 2 TX 3 RX 4 Termination network 5 Termination network 6 RX 7 Terminatio
196. ommercial network access services The foregoing license is not transferable or assignable by Customer No license is granted herein to any user who did not originally purchase the applicable license s for the Software from Juniper or an authorized Juniper reseller 4 Use Prohibitions Notwithstanding the foregoing the license provided herein does not permit the Customer to and Customer agrees not to and shall not a modify unbundle reverse engineer or create derivative works based on the Software b make unauthorized copies of the Software except as necessary for backup purposes c rent sell transfer or grant any rights in and to any copy of the Software in any form to any third party d remove any proprietary notices labels or marks on or in any copy of the Software or any product in which the Software is embedded e distribute any copy of the Software to any third party including as may be embedded in Juniper equipment sold in the secondhand market f use any locked or key restricted feature function service application operation or capability without first purchasing the applicable license s and obtaining a valid key from Juniper even if such feature function service application operation or capability is enabled without a key g distribute any key for the Software provided by Juniper to any third party h use the Software in any manner that extends or is broader than the uses purchased by Customer from Juni
197. on ensured in relative humidity range of 5 to 90 noncondensing Temperature ormal operation ensured in temperature range of 32 F 0 C to 104 F 40 C onoperating storage temperature in shipping container 40 F 40 C to 158 F 70 C Seismic Designed to meet Telcordia Technologies Zone 4 earthquake requirements Maximum thermal output AC power 7161 BTU hour 2100 W DC power 5074 BTU hour 1488 W a NOTE Install the router only in restricted areas such as dedicated equipment rooms and equipment closets in accordance with Articles 110 16 110 17 and 110 18 of the National Electrical Code ANSI NFPA 70 For additional safety guidelines and requirements see Safety and Regulatory Compliance Information on page 125 Router Environmental Specifications m 163 MX240 Ethernet Services Router Hardware Guide 164 Mm Router Environmental Specifications Appendix D Power Guidelines Requirements and Specifications m Chassis Grounding Specifications on page 165 m DC Power Specifications and Requirements on page 166 m AC Power Specifications and Requirements on page 171 m Site Electrical Wiring Guidelines on page 176 Chassis Grounding Specifications To meet safety and electromagnetic interference EMI requirements and to ensure proper operation the router must be adequately grounded before power is connected To ground AC powered and DC powered routers you must connect a
198. on maximally configured DC powered router Watts DC 3 41 BTU hr 1 420 3 41 4 842 BTU hr DC Power Circuit Breaker Specifications Each DC power supply has a single DC input 48 VDC and return that requires a dedicated circuit breaker We recommend that you use a dedicated facility circuit breaker rated for 40 A 48 VDC minimum or as permitted by local code Doing so enables you to operate the router in any configuration without upgrading the power infrastructure If you plan to operate a DC powered router at less than the maximum configuration and do not provision a 40 A 48 VDC circuit breaker we recommend that you provision a dedicated facility circuit breaker for each DC power supply rated for at least 125 of the continuous current that the system draws at 48 VDC DC Power Specifications and Requirements MN 169 MX240 Ethernet Services Router Hardware Guide DC Power Cable Specifications 170 m Figure 62 on page 170 shows a typical DC source cabling arrangement Figure 62 Typical DC Source Cabling to the Router DC power supply on MX480 1 0000000000000 LLL Te Central office 1 Rectifiers T secondary DC Ze b l power distributi T Grounding points ds P i D Plant Ground r P controls i Central window Batteries i office ground 1 Central Power plant and batteries in same building office gro
199. or Cabinet Mounting Hole Locations Hole Distance Above U Division Mounting Shelf 4 2 00 in 5 1 cm 1 14U X 3 1 51 in 5 8 cm 0 86 U X 2 0 88 in 2 2 cm 0 50 U X 1 0 25 in 0 6 cm 0 14U X Installing the Mounting Hardware for a Rack or Cabinet M 421 MX240 Ethernet Services Router Hardware Guide 42 m To install the mounting shelf on the front rails of a four post rack or cabinet or the rails of an open frame rack 1 2 If needed install cage nuts in the holes specified in Table 22 on page 41 On the back of each rack rail partially insert a mounting screw into the lowest hole specified in Table 22 on page 41 Install the mounting shelf on the back of the rack rails Rest the bottom slot of each flange on a mounting screw Partially insert the remaining screws into the open holes in each flange of the mounting shelf see Figure 23 on page 42 or Figure 24 on page 43 Tighten all the screws completely Figure 23 Installing the Front Mounting Hardware for a Four Post Rack or Cabinet OO o o o e o o o a o o o bed o 9 o o 9 e o o o o o o o Four post 3 E o o ol o o rack oo ol o o E o o o o o o o o o o a o o o o o o o o o o o S o o in ol o o o oo o o o o o e ol E o 9 o o o o o M o a o o S o o o o o 3 o o 3 St o Smal o o o SLIS o mal o o o Ml s H o o K LA mounting shelf o o A o o Sl p o h
200. or associated documentation or a sale of the Software associated documentation or copies of the Software 8 Warranty Limitation of Liability Disclaimer of Warranty The warranty applicable to the Software shall be as set forth in the warranty statement that accompanies the Software the Warranty Statement Nothing in this Agreement shall give rise to any obligation to support the Software Support services may be purchased separately Any such support shall be governed by a separate written support services agreement TO THE MAXIMUM EXTENT PERMITTED BY LAW JUNIPER SHALL NOT BE LIABLE FOR ANY LOST PROFITS LOSS OF DATA OR COSTS OR PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES OR FOR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT THE SOFTWARE OR ANY JUNIPER OR JUNIPER SUPPLIED SOFTWARE IN NO EVENT SHALL JUNIPER BE LIABLE FOR DAMAGES ARISING FROM UNAUTHORIZED OR IMPROPER USE OF ANY JUNIPER OR JUNIPER SUPPLIED SOFTWARE EXCEPT AS EXPRESSLY PROVIDED IN THE WARRANTY STATEMENT TO THE EXTENT PERMITTED BY LAW JUNIPER DISCLAIMS ANY AND ALL WARRANTIES IN AND TO THE SOFTWARE WHETHER EXPRESS IMPLIED STATUTORY OR OTHERWISE INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT IN NO EVENT DOES JUNIPER WARRANT THAT THE SOFTWARE OR ANY EQUIPMENT OR NETWORK RUNNING THE SOFTWARE WILL OPERATE WITHOUT ERROR OR INTERRUPTION OR WILL BE FREE OF VULNERABILITY TO INTRUSION OR ATTACK
201. ore detailed output add the detail option The following example does not specify a slot number which is optional user host gt show chassis fpc detail Slot 1 information State Online Temperature 33 degrees C 91 degrees F Total CPU DRAM 1024 MB Total RLDRAM 256 MB Total DDR DRAM 4096 MB Start time 2007 12 06 11 33 01 PST Uptime 4 hours 34 minutes 48 seconds Slot 2 information State Online Temperature 33 degrees C 91 degrees F Total CPU DRAM 1024 MB Total RLDRAM 256 MB Total DDR DRAM 4096 MB Start time 2007 12 06 11 33 05 PST Uptime 4 hours 34 minutes 44 seconds Issue the CLI show chassis fpc pic status command The DPC slots are numbered 1 0 1 and 2 left to right userQhost show chassis fpc pic status Slot 0 Online DPCE 4x 10GE R PIC O Online 1x 10GECLAN WAN PIC 1 Online 1x 10GECLAN WAN PIC 2 Online 1x 10GECLAN WAN PIC 3 Online 1x 10GECLAN WAN Slot 1 Online DPCE 40x 1GE R PIC O Online 10x 1GECLAN PIC 1 Online 10x 1GECLAN PIC 2 Online 10x 1GECLAN PIC 3 Online 10x 1GECLAN Slot 2 Online DPCE 40x 1GE R PIC O Online 10x 1GECLAN PIC 1 Online 10x 1GECLAN PIC 2 Online 10x 1GECLAN PIC 3 Online 10x 1GECLAN For further description of the output from the command see the JUNOS System Basics and Services Command Reference Maintaining Packet Forwarding Engine Components m 73 MX240 Ethernet Services Router Hardware Guide Maintaining DPC Cables To maintain DPCs and DPC cable
202. ork connected to the ETHERNET port on the Routing Engine Gather the following information before configuring the router m Name that the router will use on the network m Domain name that the router will use m IP address and prefix length information for the Ethernet interface m IP address of a default router m IP address of a DNS server m Password for the root user This procedure connects the router to the network but does not enable it to forward traffic For complete information about enabling the router to forward traffic including examples see the JUNOS software configuration guides To configure the software 1 Verify that the router is powered on as described in Powering On an AC Powered Router on page 55 or Powering On a DC Powered Router on page 58 2 Login as the root user There is no password Configuring the JUNOS Software m 621 MX240 Ethernet Services Router Hardware Guide 62 m Start the CLI root cli root gt Enter configuration mode cli gt configure edit root Configure the name of the router If the name includes spaces enclose the name in quotation marks edit root set system host name host name Configure the router s domain name edit root set system domain name domain name Configure the IP address and prefix length for the router s Ethernet interface edit root set interfaces fxpO unit O family inet address address prefix length Configur
203. orks VPNs virtual private LAN service VPLS and Layer 2 circuits Provides configuration examples JUNOS References Hierarchy and RFC Reference Describes the JUNOS configuration mode commands Provides a hierarchy reference that displays each level of a configuration hierarchy and includes all possible configuration statements that can be used at that level This material was formerly covered in he JUNOS System Basics Configuration Guide Interfaces Command Reference Describes the JUNOS software operational mode commands you use to monitor and troubleshoot interfaces Routing Protocols and Policies Command Reference Describes the JUNOS software operational mode commands you use to monitor and troubleshoot routing policies and protocols including firewall filters System Basics and Services Command Reference Describes the JUNOS software operational mode commands you use to monitor and troubleshoot system basics including commands for real time monitoring and route or path tracing system software management and chassis management Also describes commands for monitoring and troubleshooting services such as class of service CoS IP Security IPSeo stateful firewalls flow collection and flow monitoring System Log Messages Reference Describes how to access and interpret system log messages generated by JUNOS software modules and provides a reference page for each message List o
204. osition On both AC and DC power supplies the switch is located on the power supply faceplate Disconnect power from the router For instructions see Replacing an AC Power Cord on page 118 or Replacing a DC Power Supply Cable on page 119 Tools and Parts Required Appendix H Contacting Customer Support and Returning Hardware Remove the cables that connect to all external devices For instructions see Replacing Connections to Routing Engine Interface Ports on page 104 Remove all field replaceable units FRUs from the router Remove the router from the rack m If you are using a mechanical lift place the lift platform under the router unscrew and remove the mounting screws from the rack and move the router to the shipping crate m If you are not using a mechanical lift and the router weight is fully supported by a shelf or another router unscrew and remove the mounting screws from the rack Three people can then lift the router and move it to the shipping crate m If you are not using a mechanical lift and the router weight is not fully supported by a shelf or another router two people should grasp the router while a third person unscrews and removes the mounting screws from the rack The three lifters can then move the router to the shipping container Place the router in the shipping crate or onto the pallet If on a pallet bolt the router to the pallet Cover the router with an ESD bag and place the packin
205. ot press hard on it 5 Place your other hand at the bottom edge of the DPC If the DPC is horizontal before you grasp it place your left hand around the faceplate and your right hand along the bottom edge To hold a DPC horizontally 1 Orient the DPC so that the faceplate faces you 2 Graspthe top edge with your left hand and the bottom edge with your right hand You can rest the faceplate of the DPC against your body as you carry it As you carry the DPC do not bump it against anything DPC components are fragile Never hold or grasp the DPC anywhere except places that this document indicates In particular never grasp the connector edge especially at the power connector in the corner where the connector and bottom edges meet see Figure 55 on page 76 Figure 33 Do Not Grasp the Connector Edge Do not hold connector edge 76 MW Maintaining Packet Forwarding Engine Components Chapter 11 Maintaining Hardware Components Never carry the DPC by the faceplate with only one hand Do not rest any edge of a DPC directly against a hard surface see Figure 54 on page 77 Do not stack DPCs Figure 34 Do Not Rest the DPC on an Edge Do not rest connectors on any surface If you must rest the DPC temporarily on an edge while changing its orientation between vertical and horizontal use your hand as a cushion between the edge and the surface Storing a DPC You must store a DPC as follows m Inthe routing platfor
206. ould pull small bits of wire or other materials into the router through the unfiltered air intake This could damage the router components Use spare filters within one year of manufacture Check the date of manufacture printed on the filter Store spare air filters in a dark cool and dry place Storing air filters at higher temperatures or where they can be exposed to ultraviolet UV radiation hydrocarbon emissions or vapors from solvents can significantly reduce their life Maintaining the Fan Tray The fan tray contains multiple fans that work in unison to cool the router components If one fan fails the host subsystem adjusts the speed of the remaining fans to maintain proper cooling A red alarm is triggered when a fan fails and a yellow alarm and red alarm is triggered when a fan tray is removed To display the status of the cooling system issue the show chassis environment command The output is similar to the following user host gt show chassis environment Class Item Temp PEM 0 68 PEM 1 PEM 2 PEM 3 Status Measurement OK 45 degrees C 113 degrees F OK 45 degrees C 113 degrees F Absent Absent W Maintaining Cooling System Components Fans Routing Engine O Routing Engine 1 CB 0 Intake CB 0 Exhaust A CB O Exhaust B CB 0 ACBC CB O SF A CB O SF B CB 1 Intake CB 1 Exhaust A CB 1 Exhaust B CB 1 ACBC CB 1 SF A CB 1 SF B FPC 1 Intake FPC 1 Exhaust A FPC 1 Exhaust B FPC 1 13 0 TS
207. ower supply on a DC powered router A CAUTION Do not substitute a metric nut driver or wrench A tool that does not fit the nuts exactly can damage them You must use a 3 8 in tool Wire cutters Electrostatic discharge ESD grounding wrist strap Tools and Parts Required WM 53 MX240 Ethernet Services Router Hardware Guide Grounding the Router You ground the router by connecting a grounding cable to earth ground and then attaching it to the chassis grounding points using UNC 1 4 20 two screws You must provide the grounding cables the cable lugs are supplied with the router For grounding cable specifications see Chassis Grounding Specifications on page 165 1 Verify that a licensed electrician has attached the cable lug provided with the router to the grounding cable 2 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to an approved site ESD grounding point See the instructions for your site 5 Ensure that all grounding surfaces are clean and brought to a bright finish before grounding connections are made 4 Connect the grounding cable to a proper earth ground 5 Detach the ESD grounding strap from the site ESD grounding point 6 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 7
208. own in the sample output the value Online in the rows labeled State indicates that the power supplies in slots O and 1 are functioning normally user host gt show chassis environment pem PEM O status State Temperature DC output PEM 2 status State Troubleshooting the Power System Online OK OK Online Chapter 12 Troubleshooting Hardware Components Temperature OK DC output OK If a power supply is not functioning normally perform the following steps to diagnose and correct the problem If a red alarm condition occurs issue the show chassis alarms command to determine the source of the problem If all power supplies have failed the system temperature might have exceeded the threshold causing the system to shut down NOTE If the system temperature exceeds the threshold the JUNOS software shuts down all power supplies so that no status is displayed The JUNOS software also can shut down one of the power supplies for other reasons In this case the remaining power supplies provide power to the router and you can still view the system status through the CLI or display Check that the DC circuit breaker or AC switch is in the on position and is receiving power Verify that the source circuit breaker has the proper current rating Each power supply must be connected to a separate source circuit breaker Verify that the AC power cord or DC power cables from the power source to the router are not damaged
209. paring the Site for Router Installation This chapter describes how to prepare your site for installation of the MX240 router It discusses the following topics m Site Preparation Checklist on page 29 m Cabinet Requirements on page 30 m Rack Requirements on page 51 m Clearance Requirements for Airflow and Hardware Maintenance on page 32 Site Preparation Checklist The checklist in Table 19 on page 29 summarizes the tasks you must perform when preparing a site for router installation Table 19 Site Preparation Checklist Item or Task For More Information Performed By Date Verify that environmental factors such as Router Environmental temperature and humidity do not exceed router Specifications on page 163 tolerances Select the type of rack or cabinet Cabinet Requirements on page 50 Rack Requirements on page 51 Plan rack or cabinet location including required Cabinet Size and Clearance space clearances Requirements on page 50 Rack Size and Strength on page 51 Clearance Requirements for Airflow and Hardware Maintenance on page 32 If a rack is used secure rack to floor and Connection to Building building structure Structure on page 52 Acquire cables and connectors Locate sites for connection of system Chassis Grounding grounding Specifications on page 165 Measure distance between external power sources and router installation site Site Preparation Checklis
210. per or an authorized Juniper reseller i use the Embedded Software on non Juniper equipment j use the Software or make it available for use on Juniper equipment that the Customer did not originally purchase from Juniper or an authorized Juniper reseller k disclose the results of testing or benchmarking of the Software to any third party without the prior written consent of Juniper or I use the Software in any manner other than as expressly provided herein 5 Audit Customer shall maintain accurate records as necessary to verify compliance with this Agreement Upon request by Juniper Customer shall furnish such records to Juniper and certify its compliance with this Agreement 6 Confidentiality The Parties agree that aspects of the Software and associated documentation are the confidential property of Juniper As such Customer shall exercise all reasonable commercial efforts to maintain the Software and associated documentation in confidence which at a minimum includes restricting access to the Software to Customer employees and contractors having a need to use the Software for Customer s internal business purposes 7 Ownership Juniper and Juniper s licensors respectively retain ownership of all right title and interest including copyright in and to the Software associated documentation and all copies of the Software Nothing in this Agreement constitutes a transfer or conveyance of any right title or interest in the Software
211. placing a Routing Engine m 103 MX240 Ethernet Services Router Hardware Guide user host gt show chassis routing engine Routing Engine status Slot 0 Current state Master For more information about using the CLI see the JUNOS software manuals Figure 46 Installing a Routing Engine x ROSH RRR Roe a d m Eu Routing Engine Replacing Connections to Routing Engine Interface Ports You can connect the router to external management devices see Figure 47 on page 104 Figure 47 Routing Engine Interface Ports Routing Engine Usa AUX CONSOLE ETHERNET 4 DIC C ET i E Auxiliary Console Ethernet port port port LL 9004034 To replace the cables that connect to the ports perform the procedures described in the following sections m Replacing the Management Ethernet Cable on page 105 m Replacing the Console or Auxiliary Cable on page 105 104 1H Replacing Connections to Routing Engine Interface Ports Chapter 13 Replacing Hardware Components Replacing the Management Ethernet Cable To connect the Routing Engine to a network for out of band management connect an Ethernet cable with RJ 45 connectors to the ETHERNET port on the Routing Engine One such cable is provided with the router For cable specifications see Routing Engine Interface Cable and Wire Specifications o
212. plies ssssssss nano nononccnccinin nns 195 Reinstalling the Fan Tray iergent etw iro nv cete tet ded dus 194 Reinstalling SCD seco oe ee ee ceci orte tr dee E 195 Reinstalling DPGS tite tent peo ec echte te deese de pet due 196 Contacting Customer Support and Returning Hardware 197 Locating Component Serial Numbers ssssssssss nn nan nnnnnn ns 197 MX240 Chassis Serial Number Label 198 SCB S rial Number Label eere ero te ave ue ee er wes 199 DPE Seriali Number Tabernas 200 Power Supply Serial Number Labele 200 Routing Engine Serial Number Label 201 Contacting C stom r SUPPOTT 2 orto cre e tee Nd 202 Information You Might Need to Supply ona 202 Table of Contents W Xi MX240 Ethernet Services Router Hardware Guide Return PrOCEOllie star eret stri best Moe ule o TE 205 Tools and Parts Requited cete ect te teres etw de 204 Packing the Router for Sbtpment ee 204 Packing Components for Shipment ssssssssss eee 205 Part 5 Index INGER E 209 xii BR Table of Contents List of Figures Figure 1 Front View of a Fully Configured Router Chassis ssssssss 6 Figure 2 Rear View of a Fully Configured AC Powered Router Chassis 110 KEE 6 Figure 5 Rear View of a Fully Configured AC Powered Router Chassis EE 7 Figure 4 Rear View of a Fully Configured DC Powered Router Chassis 7 Figure 5 MIdplane vao granted eg co T E ete eae on 8 Figure 6 Typical DPCs Support
213. ponent m MX240 Chassis Serial Number Label on page 198 m SCB Serial Number Label on page 199 m DPC Serial Number Label on page 200 m Power Supply Serial Number Labels on page 200 m Routing Engine Serial Number Label on page 201 MX240 Chassis Serial Number Label 198 m The chassis serial number is located on the side of the chassis see Figure 75 on page 199 Locating Component Serial Numbers Appendix H Contacting Customer Support and Returning Hardware Figure 75 MX240 Chassis Serial Number Label Serial number ID label Qe Juniper NETWORKS TYPE MX 240 Internet Router RATING 200 240 50 60Hz 33 27A 11A maximum perine Be 48V es 116A 58A per feed REFER TO SPECIFIC PRODUCT INSTRUCTION MANUAL FOR POWER WIRING CONNECTION Tk dave comple wih Par 15 of he FCC Rls Open bebe 1o ol to condones Tie devica may noi cause ham blreece vi and 2 e des most bereet ag Parece C perii V BEEN EA2URCSARCYCHNBUEY COBCHTERIGNTCHRE n NTRIONRTRAIINBUET VCCLA SCB Serial Number Label The serial number is located on the right side of the top of the SCB see Figure 76 on page 199 Figure 76 SCB Serial Number Label Serial number ID label Locating Component Serial Numbers m 199 MX240 Ethernet Services Router Hardware Guide DPC Serial Number Label The serial number label is located on the center of the right side of the DPC s
214. ported Routing Platforms continued Book Description Policy Framework Provides an overview of policy concepts and describes how to configure routing policy firewall filters and forwarding options Routing Protocols Wel ovides an overview of routing concepts and describes how to onfigure routing routing instances and unicast routing protocols Q Secure Configuration Guide for Common Criteria and JUNOS FIPS ovides an overview of secure Common Criteria and JUNOS FIPS rotocols for the JUNOS software and describes how to install and onfigure secure Common Criteria and JUNOS FIPS on a routing atform OO 0 o Services Interfaces Wel ovides an overview of the services interfaces functions of the JUNOS software and describes how to configure the services interfaces on the router Software Installation and Upgrade Guide Describes the JUNOS software components and packaging and explains how to initially configure reinstall and upgrade the JUNOS system software This material was formerly covered in the JUNOS System Basics Configuration Guide System Basics Describes Juniper Networks routing platforms and explains how to configure basic system parameters supported protocols and software processes authentication and a variety of utilities for managing your router on the network VPNs Provides an overview and describes how to configure Layer 2 and Layer 3 virtual private netw
215. provide the maximum configuration with full power for as long as the router is operational In the low line 110 V AC power configuration the MX240 router contains either two AC power supplies nonredundant located horizontally at the rear of the chassis in slots PEMO and PEM1 left to right or four AC power supplies redundant located in slots PEMO through PEM3 left to right see Figure 2 on page 6 The low line configuration requires two power supplies and the third and fourth power supplies provide redundancy Each AC power supply provides power to all components in the router When two power supplies are present they share power almost equally within a fully populated system If one power supply in a redundant configuration fails or is removed the remaining power supplies assume the entire electrical load without interruption Two power supplies provide the maximum configuration with full power for as long as the router is operational Cooling system The cooling system has redundant components which are controlled by the host subsystem If one of the fans fails the host subsystem increases the speed of the remaining fans to provide sufficient cooling for the router indefinitely Chapter 2 Hardware Components Router Chassis This chapter provides an overview of the router s hardware components Router Chassis on page 5 Midplane on page 8 Dense Port Concentrators DPCs on page 8 Host Subsystem on page 11 Cable Ma
216. pter 3 Preparing the Site for Router Installation routers Allow 2 8 in 7 cm between the side of the chassis and any non heat producing surface such as a wall m For service personnel to remove and install hardware components there must be adequate space at the front and back of the router At least 24 in 61 cm is required both in front of and behind the router NEBS GR 65 recommends that you allow at least 50 in 76 2 cm in front of the router Figure 21 Chassis Dimensions and Clearance Requirements 27 75 4 30 76 2 cm gt 70 75 cm clearance required for maintenance 24 5 I 62 2 cm A Lee Front of chassis 19 48 7 cm N Front mounting flange Cable management system 17 45 44 3 cm a 24 61 cm ri clearance required for maintenance Rear of chassis g004259 Clearance Requirements for Airflow and Hardware Maintenance m 33 MX240 Ethernet Services Router Hardware Guide 34 Mm Clearance Requirements for Airflow and Hardware Maintenance Chapter A Installation Overview After you have prepared your installation site as described in Preparing the Site for Router Installation on page 29 you are ready to unpack and install the router It is important to proceed through the installation process in the following order Ta Review the safety guidelines explained in Safety and Regulatory Compliance Informatio
217. r To install an SFP or XFP M Attach an ESD wrist strap to your bare wrist and connect the wrist strap to one of the ESD points on the chassis Take each transceiver to be installed out of its electrostatic bag and identify the slot on the DPC where it will be installed Verify that each transceiver is covered by a rubber safety cap If it is not cover the transceiver with a safety cap Carefully align the transceiver with the slots in the DPC The connectors should face the DPC Slide the transceiver until the connector is seated in the DPC slot If you are unable to fully insert the transceiver make sure the connector is facing the right way Close the ejector handle of the transceiver Remove the rubber safety cap from the transceiver and the end of the cable Insert the cable into the transceiver Verify that the status LEDs on the DPC faceplate indicate that the SFP or XFP is functioning correctly For more information about the DPC LEDs see the MX series Ethernet Services Router DPC Guide You can also verify that the DPC is functioning by issuing the show chassis fpc pic status command described in Maintaining DPC Cables on page 74 Replacing Power System Components 112 m Redundant power supplies AC or DC are hot insertable and hot removable a NOTE The minimum number of power supplies must be present in the router at all times a NOTE To maintain proper cooling and prevent thermal shutdown
218. r DPC Guide Typical power consumption for AC powered routers m Minimum AC powered low line configuration 110 V includes 85 efficiency AC Power Specifications and Requirements m 173 MX240 Ethernet Services Router Hardware Guide Base router with fan tray at normal speed and two power supplies 1 SCB 1 Routing Engine 1 DPC 270 W 176 W 106 W 367 W 919 W Maximum AC powered low line configuration 110 V with one host subsystem and a third DPC in the multifunction slot includes 85 efficiency Base router with four power supplies fan tray at full soeed 1 SCB 1 Routing Engine 3 DPCs 520 W 24 W 176 W 106 W 3 429 W 520 W 24 W 176 W 106 W 1287 W 2113 W Minimum AC powered high line configuration 220 V includes 85 efficiency Base router with one power supply fan tray at normal speed 1 SCB 1 Routing Engine 1 DPC 195 W 176 W 106 W 367 W 844 W Maximum AC powered high line configuration 220 V with one host subsystem and a third DPC in the multifunction slot includes 85 efficiency Base router with two power supplies fan tray at full speed 1 SCB 1 Routing Engine 3 DPCs 350 W 24 W 176 W 106 W 3 429 W 350 W 24 W 176 W 106 W 1287 W 1943 W System thermal output based on maximally configured AC powered router 110 V Watts AC PEM 3 41 BTU hr 2113 W 3 41 7205 BTU hr AC Power Circuit Breaker Specifications We reco
219. r a documentation CD which contains this guide contact your sales representative Copies of the Management Information Bases MIBs available in a software release are included on the documentation CDs and at http www juniper net Documentation Feedback We encourage you to provide feedback comments and suggestions so that we can improve the documentation You can send your comments to techpubs comments juniper net or fill out the documentation feedback form at http www juniper net techpubs docbug docbugreport html If you are using e mail be sure to include the following information with your comments m Document name m Document part number m Page number m Software release version not required for Network Operations Guides NOGs XXVi Obtaining Documentation About This Guide Requesting Technical Support Technical product support is available through the Juniper Networks Technical Assistance Center JTAC If you are a customer with an active J Care or JNASC support contract or are covered under warranty and need postsales technical support you can access our tools and resources online or open a case with JTAC m JTAC policies For a complete understanding of our JTAC procedures and policies review the JTAC User Guide located at http www juniper net customers support downloads 710059 pdf m Product warranties For product warranty information visit http www juniper net support warranty m JTAC Hours
220. r cord EEGEN ee Beete ee e ees 21 electrical specifications 21 AC power supply cord replacing nenei iate ege eege eebe pts 118 accessory box ET dE 38 LEMOA ira ele Ceo atas 57 agency approvals teca re aveces es 155 air filter maintaining conem e rerit irte Pret p Ig 68 O lee ee PI b ssegen 94 routine inspection Ofiss os mc eet etas 67 airflow required clearance around chassis for 32 alarm messages liston e ee iode nets 80 relay contacts connecting disconnecting wire 91 alarms cutotilamp test button oeie salad totes 18 LEDs red and yellow on craft interface 18 relay COMtACIS cie ta ese an Ehr Ee wire specifications temperature displaying altitude acceptable range antistatic mat using Elle ATM analyzer use of 74 attenuation in fiber optic Cable 180 AUX port See auxiliary port auxiliary port description sestertium aes 16 auxiliary port for Routing Engine management cable connection during initial installation 50 connector pinouts DR 185 replacement instructions ssssssss 105 Specificatii nS dicet ani 185 B battery environmental compliance 159 ie He m ped cete RL 159 booting the TOULER ciere peste e teres 55 58 braces in configuration statements xix brackets angle in syntax descriptiomg eee xix square in configuration statements xix C cabinet mounting LEQUITEMENIS ca epe at o
221. r router components m Routinely check the status LEDs on the power supply faceplates and the craft interface to determine whether the power supplies are functioning normally For more information about the power supply LEDs see Power Supply LEDs on page 19 and AC Power Supply LEDs on page 22 or DC Power Supply LEDs on page 24 m Check the red and yellow alarm LEDs on the craft interface Power supply failure or removal triggers an alarm that causes one or both of the LEDs to light You can display the associated error messages by issuing the following command user host gt show chassis alarms For a list of possible alarm messages see Chassis and Interface Alarm Messages on page 80 m Periodically inspect the site to ensure that the grounding and power cables connected to the router are securely in place and that there is no moisture accumulating near the router To review grounding and site wiring requirements for the router see Preparing the Site for Router Installation on page 29 78 Maintaining the Power Supplies Chapter 12 Troubleshooting Hardware Components This chapter describes how to troubleshoot problems with hardware components installed in the router If you encounter software problems or problems with hardware components not discussed here contact the Juniper Networks Technical Assistance Center JTAC as described in Requesting Technical Support on page xxvii m Overview of Troubleshooting Resources o
222. r router vor berhitzung zu sch tzen darf dieser nicht in einer Gegend betrieben werden in der die Umgebungstemperatur das empfohlene Maximum von 40 C berschreitet Um L ftungsverschluB zu verhindern achten Sie darauf da amp mindestens 15 2 cm lichter Raum um die L ftungs ffnungen herum frei bleibt Avvertenza Per evitare il surriscaldamento dei router non adoperateli in un locale che ecceda la temperatura ambientale massima di 409C Per evitare che la circolazione dell aria sia impedita lasciate uno spazio di almeno 15 2 cm di fronte alle aperture delle ventole Advarsel Unng overoppheting av eventuelle rutere i Juniper Networks router Disse skal ikke brukes p steder der den anbefalte maksimale omgivelsestemperaturen overstiger 409C 1049F Serg for at klaringen rundt lufteapningene er minst 15 2 cm 6 tommer for a forhindre nedsatt luftsirkulasjon Aviso Para evitar o sobreaquecimento do encaminhador Juniper Networks router nao utilize este equipamento numa rea que exceda a temperatura m xima recomendada de 40 C Para evitar a restri o circula o de ar deixe pelo menos um espaco de 15 2 cm volta das aberturas de ventilac o Atenci n Para impedir que un encaminador de la serie Juniper Networks router se recaliente no lo haga funcionar en un rea en la que se supere la temperatura ambiente m xima recomendada de 409C Para impedir la restricci n de la entrada de aire deje un espacio m nimo de 15 2 cm
223. r to Management and Alarm Devices After you have installed the router into the rack connect one or more external devices to the Routing Engine ports for management and service operations see Figure 26 on page 49 For specifications for the cable accepted by the Routing Engine management ports see Routing Engine Interface Cable and Wire Specifications on page 183 Figure 26 Routing Engine Management Ports Routing Engine MS e H 9004034 I X Auxiliary Console Ethernet port port port Tools and Parts Required m 49 MX240 Ethernet Services Router Hardware Guide Figure 27 RJ 45 Cable Connector um Eo g001063 To connect external devices to the Routing Engine management ports perform the procedures described in the following sections m Connecting to a Network for Out of Band Management on page 50 m Connecting to a Management Console or Auxiliary Device on page 50 m Connecting to an External Alarm Reporting Device on page 50 Connecting to a Network for Out of Band Management To connect the Routing Engine to a network for out of band management connect an Ethernet cable with RJ 45 connectors to the ETHERNET port on the Routing Engine One such cable is provided with the router For cable specifications see Routing Engine Interface Cable and Wire Specifications on page 185 Follow this procedure 1
224. rap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 5 Move the AC switch next to the appliance inlet on the power supply to the off position 0 4 Unscrew the captive screws on the bottom edge of the power supply 5 Remove the power cord from the power supply 6 Pullthe power supply straight out of the chassis Figure 53 Removing an AC Power Supply Captive screws Replacing Power System Components m 113 MX240 Ethernet Services Router Hardware Guide Installing an AC Power Supply To install an AC power supply see Figure 54 on page 114 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 130 Move the AC switch next to the appliance inlet on the power supply to the off position O Using both hands slide the power supply straight into the chassis until the power supply is fully seated in the chassis slot The power supply faceplate should be flush with any adjacent power supply faceplate or blank installed in the power supply slot Tighten both captive screws at the bottom of the power supply Attach the power cord to the power supply Attach the power cord to the AC power source and switch on the dedicated facility circuit brea
225. rcuit breaker to the off position Make sure that the voltage across the DC power source cable leads is O V and that there is no chance that the cables might become active during the removal process Remove the power cable from the external DC power source Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 Switch the circuit breaker on the power supply faceplate to the OFF position O Remove the clear plastic cover protecting the terminal studs on the faceplate Remove the nut and washer from the terminal studs Use a 5 8 in nut driver or socket wrench Remove the cable lug from the terminal studs Loosen the captive screws on the bottom edge of the power supply faceplate Carefully move the power cable out of the way Connecting a DC Power Supply Cable To connect a power cable for a DC power supply see Figure 58 on page 121 1 Locate a replacement power cable that meets the specifications defined in Table 32 on page 171 Verify that a licensed electrician has attached a cable lug to the replacement power cable Secure the power cable lug to the terminal studs first with the flat washer then with the nut Apply between 23 lb in 2 6 Nm and 25 Ib in 2 8 Nm of torque to each nut see Figure 58 on page 121 Replacing Power System Compone
226. refully align the sides of the DPC with the guides inside the card cage Slide the DPC all the way into the card cage until you feel resistance Grasp both ejector handles and rotate them clockwise simultaneously until the DPC is fully seated Figure 73 Installing a DPC DPC Se 3 URS SR A ion 7 2 Ejectors Reinstalling Components in the Chassis Appendix H Contacting Customer Support and Returning Hardware This appendix describes how to return the router or individual components to Juniper Networks for repair or replacement m Locating Component Serial Numbers on page 197 m Contacting Customer Support on page 202 m Return Procedure on page 205 m Tools and Parts Required on page 204 m Packing the Router for Shipment on page 204 m Packing Components for Shipment on page 205 Locating Component Serial Numbers Before contacting Juniper Networks Inc to request a Return Materials Authorization RMA you must find the serial number on the router or component To list all of the router components and their serial numbers enter the following command line interface CLI command user host gt show chassis hardware Hardware inventory Item Version Part number Serial number Description Chassis JN10C75C9AFC MX240 Midplane REV 01 710 021041 TR1500 MX240 Backplane FPM Board REV 01 710 017254 KD4019 Front Panel Display PEM 0 Rev 02 740 017330 000326 PS 1 2 1 7kW 100 240
227. requirements sssss 157 GIE Ee usd ecu es he aet oe a 155 SUPPIESSION sci an ite t edo YR ORE FER CHR a 176 ENEE E 176 environmental specifications 163 ESD preventing damage to components by 130 Ethernet port CESCHIPUON ctae em rote equ tem etit es 16 Ethernet port for Routing Engine management cable connection during initial installation 50 replacement Instructlons cee 105 SPECILICATONS s secedere eorr arial nans 185 ETSI rack standardse oiae eene otf 31 F fan tray descriptio Se ie bed e etes 24 maintaining ce ener tete bt reiten Mandate p begs 68 troubleshooting tet lille 82 fan trays replacing sette ot PR ed 92 194 fiber optic cable See cable fiber optic field replaceable units listed soc cete be ee e ettet 87 fire safety specificat ONS cece AE 150 Op GIS e He eee se xviii Index G grounding electrical specifications AC powered Tote ei ete oett 165 DC powered TOUtet ai esee See Re ques 165 grounding cables jug exc DU E 165 H hardware components power requirements ec etr tds 171 returning for repair or replacement 197 higher order mode loss OO 179 host subsystem description ets eee eae e Pee bs LEDS mitos maintaining taking Offline ito 96 hot pluggable components description 87 humidity relative acceptable eee 163 I irnr rnity staridatds aestate petu aa 155 installation AC power connecting
228. rn Warning uoc teneo e EC Heer s 158 Radiation from Open Port Apertures Warning 0 cee 139 Maintenance and Operational Safety Guidelines and Warnings 139 Battery Handling Warning sosisini ieg evenness cs mete ee dee 140 Jewelry Removal Warning cnr rete ete haee EEN 141 Table of Contents W ix MX240 Ethernet Services Router Hardware Guide Lightning Actvity Warhlhg estiradas 142 Operating Temperature Warning s syes terrieri eee 142 Product Disposal Warning enice aas ee 145 Electrical Safety Guidelines and Warnings ssssssne 144 Iv Cas Gf Electrical ACCION 1 nte tete n E ed etes 144 General Electrical Safety Guidelines and Warnings 145 AC Power Electrical Safety Guidelines sssssee 148 DC Power Electrical Safety Guidelines and Warnings 149 Agency Approvals and Compliance ssssssss anna i 155 Agency elei 155 Compliance Statements for NEBs Requirements see 156 Compliance Statements for EMC Requirements recreen 157 E Ee 157 European COMMUNES 157 Irun 158 United States c cde pe Ue tte DRUG TERRE ee de sm des 159 Compliance Statements for Environmental Requirements 159 LIM Battery sisin osa ae 159 Compliance Statements for Acoustic Noise sssssssssssse 159 Appendix B Physical Specifications 161 Physical ee te IER 161 Appendix C Router Environmental Specifications 163 Router Environme
229. rocedures This appendix discusses the following safety and regulatory compliance information m Definition of Safety Warning Levels on page 125 m Safety Guidelines and Warnings on page 126 m Agency Approvals and Compliance on page 155 Definition of Safety Warning Levels This manual uses the following three levels of safety warnings eS NOTE You might find this information helpful in a particular situation or might otherwise overlook it A CAUTION Observe the specified guidelines to avoid minor injury or discomfort to you or severe damage to the router A WARNING This symbol means danger You are in a situation that could cause bodily injury Before you work on any equipment be aware of the hazards involved with electrical circuitry and be familiar with standard practices for preventing accidents Waarschuwing Dit waarschuwingssymbool betekent gevaar U verkeert in een situatie die lichamelijk letsel kan veroorzaken Voordat u aan enige apparatuur gaat werken dient u zich bewust te zijn van de bij elektrische schakelingen betrokken risico s en dient u op de hoogte te zijn van standaard maatregelen om ongelukken te voorkomen Varoitus Tama varoitusmerkki merkitsee vaaraa Olet tilanteessa joka voi johtaa ruumiinvammaan Ennen kuin ty skentelet mink n laitteiston parissa ota selvaa s hk kytkent ihin liittyvist vaaroista ja tavanomaisista onnettomuuksien ehk isykeinoista Definition of Safety Warning Levels
230. s follow these guidelines Use the cable management system shown in Figure 11 on page 17 to support cables and prevent cables from dislodging or developing stress points Place excess cable out of the way in the cable management system Do not allow fastened loops of cable to dangle from the connector or cable management system because this stresses the cable at the fastening point Putting fasteners on the loops helps to maintain their shape Keep the cable connections clean and free of dust and other particles which can cause drops in the received power level Always inspect cables and clean them if necessary before connecting an interface Label both ends of DPC cables to identify them The following guidelines apply specifically to fiber optic cable When you unplug a fiber optic cable from a DPC always place a rubber safety plug over the transceiver on the DPC faceplate and on the end of the cable Anchor fiber optic cable to avoid stress on the connectors When attaching fiber to a DPC be sure to secure the fiber so it is not supporting its own weight as it hangs to the floor Never let fiber optic cable hang free from the connector Avoid bending fiber optic cable beyond its bend radius An arc smaller than a few inches can damage the cable and cause problems that are difficult to diagnose Frequent plugging and unplugging of fiber optic cable into and out of optical instruments can cause damage to the instruments that is e
231. s Ala katso s teeseen l k tarkastele sit suoraan optisen laitteen avulla Attention Ne pas fixer le faisceau des yeux ni l observer directement l aide d instruments optiques Warnung Nicht direkt in den Strahl blicken und ihn nicht direkt mit optischen Ger ten pr fen Avvertenza Non fissare il raggio con gli occhi n usare strumenti ottici per osservarlo direttamente Advarsel Stirr eller se ikke direkte p strlen med optiske instrumenter Aviso N o olhe fixamente para o raio nem olhe para ele directamente com instrumentos pticos jAtenci n No mirar fijamente el haz ni observarlo directamente con instrumentos pticos Varning Rikta inte blicken in mot str len och titta inte direkt p den genom optiska instrument Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information Radiation from Open Port Apertures Warning A WARNING Because invisible radiation might be emitted from the aperture of the port when no fiber cable is connected avoid exposure to radiation and do not stare into open apertures Waarschuwing Aangezien onzichtbare straling vanuit de opening van de poort kan komen als er geen fiberkabel aangesloten is dient blootstelling aan straling en het kijken in open openingen vermeden te worden Varoitus Koska portin aukosta voi emittoitua n kym t nt s teily kun kuitukaapelia ei ole kytkettyn v lt s teilylle altistumista l k katso avoimiin auk
232. s and restrictions and regulations of any United States and any applicable foreign agency or authority and not to export or re export the Software or any direct product thereof in violation of any such restrictions laws or regulations or without all necessary approvals Customer shall be liable for any such violations The version of the Software supplied to Customer may contain encryption or other capabilities restricting Customer s ability to export the Software without an export license 12 Commercial Computer Software The Software is commercial computer software and is provided with restricted rights Use duplication or disclosure by the United States government is subject to restrictions set forth in this Agreement and as provided in DFARS 227 7201 through 227 7202 4 FAR 12 212 FAR 27 405 b 2 FAR 52 227 19 or FAR 52 227 14 ALT III as applicable 15 Interface Information To the extent required by applicable law and at Customer s written request Juniper shall provide Customer with the interface information needed to achieve interoperability between the Software and another independently created program on payment of applicable fee if any Customer shall observe strict obligations of confidentiality with respect to such information and shall use such information in compliance with any applicable terms and conditions upon which Juniper makes such information available 14 Third Party Software Any licensor of Juniper whose softw
233. s nana nononcno 56 Powering On a DC Powered Router ene 58 Powering Off the ROULET aenea tem nee RES pe eege 59 Configuring JUNOS Software 61 Configuring the JUNOS Software ngyon A EKE eee 61 Hardware Maintenance Troubleshooting and Replacement Procedures Maintaining Hardware Components 67 T ols and Parts Reguireds c 5 ttes bete tate bett vade s 67 Routine Maintenance Procedures 2 0 0 cece ee eene 67 Maintaining Cooling System Components sssssssssse ee 68 Maintaining the Ai BITEN s oe eet dr set et Perte OR MERI Ret 68 Maintaining the Fan Tray aia dtt eben io Hn obest to wnat ORT EE 68 Maintaining the Host Subsystem ooo eect Hen 70 Maintaining Packet Forwarding Engine Components eeen 72 Maintaining DIER mente vtt otis tuc de des e e ai ra ese riens 72 Maintaining DRC Cables ees e io laete teet p leger 74 Handlingand Storing DPCS cue Ad xe ic eee e d tede das Feb 74 Holding a DPG tst p S tte tio legent e Red iet 75 Storing a DPO sce A tree ended deut tl dal hen da 77 Maintaining the Power Supplies umi tepore tede e tee cda nen 78 Table of Contents WI vii MX240 Ethernet Services Router Hardware Guide Chapter 12 Troubleshooting Hardware Components 79 Overview of Troubleshooting Resources ssssssss e 79 Juniper Networks Technical Assistance Center ssssssssssssss 79 Corfiarid LHinesIntertaee eegene etse ter te des DM st t a doen 79 Chassis and Interface Alarm Messages oucitan ienei iniiwas
234. ses of such software for which Customer has paid the applicable license or support fees to Juniper or an authorized Juniper reseller Embedded Software means Software which Juniper has embedded in the Juniper equipment 5 License Grant Subject to payment of the applicable fees and the limitations and restrictions set forth herein Juniper grants to Customer a non exclusive and non transferable license without right to sublicense to use the Software in executable form only subject to the following use restrictions a Customer shall use the Embedded Software solely as embedded in and for execution on Juniper equipment originally purchased by Customer from Juniper or an authorized Juniper reseller b Customer shall use the Software on a single hardware chassis having a single processing unit or as many chassis or processing units for which Customer has paid the applicable license fees provided however with respect to the Steel Belted Radius or Odyssey Access Client software only Customer shall use such Software on a single computer containing a single physical random access memory space and containing any number of processors Use of the Steel Belted Radius software on multiple computers requires multiple licenses regardless of whether such computers are physically contained on a single chassis C Product purchase documents paper or electronic user documentation and or the particular licenses purchased by Customer may specify limits to
235. sier il convient de prendre des pr cautions sp ciales afin de maintenir la stabilit du syst me Les directives ci dessous sont destin es assurer la protection du personnel m Lerack sur lequel est mont le Juniper Networks router doit tre fix la structure du b timent m Sicette unit constitue la seule unit mont e en casier elle doit tre plac e dans le bas m Si cette unit est mont e dans un casier partiellement rempli charger le casier de bas en haut en placant l l ment le plus lourd dans le bas m Sile casier est quip de dispositifs stabilisateurs installer les stabilisateurs avant de monter ou de r parer l unit en casier Warnung Zur Vermeidung von K rperverletzung beim Anbringen oder Warten dieser Einheit in einem Gestell m ssen Sie besondere Vorkehrungen treffen um sicherzustellen da das System stabil bleibt Die folgenden Richtlinien sollen zur Gew hrleistung Ihrer Sicherheit dienen m Der Juniper Networks router mu in einem Gestell installiert werden das in der Geb udestruktur verankert ist m Wenn diese Einheit die einzige im Gestell ist sollte sie unten im Gestell angebracht werden m Bei Anbringung dieser Einheit in einem zum Teil gef llten Gestell ist das Gestell von unten nach oben zu laden wobei das schwerste Bauteil unten im Gestell anzubringen ist m Wird das Gestell mit Stabilisierungszubeh r geliefert sind zuerst die Stabilisatoren zu installieren bevor Sie die
236. sion and a safety margin for unexpected losses For more information about power budget see Calculating Power Budget for Fiber Optic Cable on page 181 Network Cable Specifications and Guidelines Appendix E Cable and Wire Guidelines and Specifications Calculating Power Budget for Fiber Optic Cable To ensure that fiber optic connections have sufficient power for correct operation calculate the link s power budget which is the maximum amount of power it can transmit When you calculate the power budget you use a worst case analysis to provide a margin of error even though all the parts of an actual system do not operate at the worst case levels To calculate the worst case estimate of power budget Pp you assume minimum transmitter power Pr and minimum receiver sensitivity Pp Pg Pr PR The following hypothetical power budget equation uses values measured in decibels dB and decibels referred to one milliwatt dBm Pg Pr PR Pg 15 dBm 28 dBm Pg 13 dB Calculating Power Margin for Fiber Optic Cable After calculating a link s power budget using the equation described in Calculating Power Budget for Fiber Optic Cable on page 181 you can calculate the power margin Py which represents the amount of power available after subtracting attenuation or link loss LL from the power budget Pp A worst case estimate of Py assumes maximum LL PM Pg LL A PM greater than zero indicates that the power
237. ssis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 Replacing the Cable Management System WM 121 MX240 Ethernet Services Router Hardware Guide 2 Loosen the captive screws on either side of the chassis 5 Remove the cable manager Figure 59 Removing or Installing the Cable Management System Tab Screws Kai 9004313 Insert the Cable Manager tabs into the slots and secure with screws Installing the Cable Management System To install the cable management system see Figure 59 on page 122 1 Position the cable management system on the front sides of the chassis 2 Insert the tabs into the slots 5 Tighten the screws completely 122 Mm Replacing the Cable Management System Part A Appendixes m Safety and Regulatory Compliance Information on page 125 m Physical Specifications on page 161 m Router Environmental Specifications on page 165 m Power Guidelines Requirements and Specifications on page 165 m Cable and Wire Guidelines and Specifications on page 179 m Cable Connector Pinouts on page 185 m Installing the Router Without a Mechanical Lift on page 187 m Contacting Customer Support and Returning Hardware on page 197 Appendixes m 123 MX240 Ethernet Services Router Hardware Guide 124 Appendixes Appendix A Safety and Regulatory Compliance Information To install and use the router safely follow proper safety p
238. st Subsystem Components Chapter 13 Replacing Hardware Components Removing an SCB To remove an SCB see Figure 45 on page 99 NOTE You can remove the SCB and Routing Engine as a unit or remove the Routing Engine separately 1 Place an electrostatic bag or antistatic mat on a flat stable surface 2 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 5 Check whether the SCB is functioning as the backup or as the master If necessary take the host subsystem offline as described in Taking the Host Subsystem Offline on page 96 4 Press the ONLINE button on the craft interface until the light turns from green to red 5 Rotate the ejector handles simultaneously counterclockwise to unseat the SCB 6 Grasp the ejector handles and slide the SCB about halfway out of the chassis 7 Place one hand underneath the SCB to support it and slide it completely out of the chassis 8 Place the SCB on the antistatic mat 9 If you are not replacing the SCB now install a blank panel over the empty slot Figure 43 Removing an SCB SCB 9004326 Ejectors Replacing Host Subsystem Components m 99 MX240 Ethernet Services Router Hardware Guide 100 m Installing an SCB To install an SCB see Figur
239. st gt show chassis routing engine Routing Engine status Slot 0 Current state Election priority Temperature CPU temperature DRAM Memory utilization CPU utilization User Background Kernel Interrupt Idle Model Serial ID Start time Uptime Load averages Routing Engine status Slot 1 Maintaining the Host Subsystem Current state Election priority Temperature CPU temperature DRAM Memory utilization CPU utilization User Background Kernel Interrupt Idle Model Serial ID Start time Uptime 45 43 2048 15 NOOO 46 42 2048 13 oOooooo Master Master default degrees C 113 degrees F degrees C 109 degrees F MB percent percent percent percent percent percent RE S 1300 1000694968 2007 07 10 12 27 39 PDT 1 hour 40 minutes 37 seconds 1 minute 5 minute 15 minute 0 11 0 06 0 01 Backup Backup default degrees C 114 degrees F degrees C 107 degrees F MB percent percent percent percent percent percent RE S 1300 1000694976 2007 06 19 14 17 00 PDT 20 days 23 hours 51 minutes 4 seconds Chapter 11 Maintaining Hardware Components m To check the status of the SCBs issue the show chassis environment cb command The output is similar to the following user host gt show chassis environment cb CB O status State Online Master Temperature 40 degrees C 104 degrees F Power 1 1 2 V 1208 mV 1 5 V 1521 mV 1 8 V 1807 mV 2 5 V 2507 mV 3 3 V 3319
240. st subsvstem tisena on COmponentg eee on craft interface j DoWwer supplies n e eee dae ote beer SO Rt safety Warnings ate ett teet e SE EE irkdoss Calcula xen Eed lithium battery compltance cere 159 lug for grounding cables eset tp 165 lugs for DC power and grounding cables 165 lugs for DC power cables ssssse 170 M maintaining Ur dee 68 DE addas tac ERE EN AUN Eee Ea 72 74 fan trays detenti e cot atelier edet 68 host SUDSVSLOED dee test td e teste Ee RED 70 power Supplies veta testo ep te 78 maintenance guidelines DP atada Daten DPC cable OVEIVICW A O AE WANES oet i a e Sei ek management port See Ethernet port manuals COMMENTS ON n EER ELE XXVi lte Oe 8 descrptionisa scite EE ELSEN 8 LUCCA a Sete edet ree p Er E EUREN 8 212 m Index modal dispersion in fiber optic cable 180 mode loss higher order norinni a 179 multimode fiber optic cable See cable fiber optic N NEBS statidatds iste ae p ettet vetus 155 network cable See cable fiber optic cable DPC notice COT iet ese ege estt i eret poete dns xviii O open frame rack See rack overview LOU is 3 P parentheses in syntax descriptons ee xix PEMs See power supplies physical specificatioris sio decet trece ts 5 ping command esta oett edat edet 79 pinouts RJ 45 cable connector ports auxiliary console sssse 185 RJ 45 Ethernet cable connector port plug types
241. strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 2 Detach any external devices connected to the craft interface 5 Loosen the captive screws at the top left and right corners of the craft interface faceplate Replacing the Craft Interface m 89 MX240 Ethernet Services Router Hardware Guide Grasp the craft interface faceplate and carefully tilt it toward you until it is horizontal Disconnect the ribbon cable from the back of the faceplate by gently pressing on both sides of the latch with your thumb and forefinger Remove the craft interface from the chassis Figure 36 Removing the Craft Interface SOONG Gs ES a oe Soe Captive screws Installing the Craft Interface 90 m To install the craft interface see Figure 57 on page 91 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 130 Grasp the craft interface with one hand and hold the bottom edge of the craft interface with the other hand to support its weight Orient the ribbon cable so that it plugs into the connector socket The connector is keyed and can be inserted only one way Align the bottom of the craft interface with the sheet metal
242. supply is functioning normally Red indicates that the power supply is not functioning normally The power supply LEDs are located in the center craft interface and are labeled O through 3 For more information see Power Supply LEDs on page 19 DPC LEDs Two LEDs OK and FAIL indicate the status of each DPC Green indicates OK and red indicates a failure The DPC LEDs are located along the bottom of the craft interface and are labeled 0 1 1 and 2 For more information see DPC LEDs on page 20 SCB LEDs Two LEDS OK and FAIL indicate the status of each SCB Green indicates OK and red indicates a failure The SCB LEDs are located on the left of the craft interface along the bottom and are labeled O and 1 0 For more information see SCB LEDs on page 20 Fan LEDs Two LEDs indicate the status of the fans Green indicates OK and red indicates FAIL The fan LEDs are located on the upper left of the craft interface For more information see Host Subsystem LEDs on page 19 Component LEDs The following LEDs are located on various router components and display the status of those components DPC LED One LED labeled OK FAIL on each DPC faceplate indicates the DPC s status For more information see Table 7 on page 10 Table 8 on page 10 and Table 14 on page 20 SCB LEDs Three LEDs labeled FABRIC ACTIVE FABRIC ONLY and OK FAIL on each SCB faceplate indicate the status of the SCB If no LEDs are lit the master O
243. t m 29 MX240 Ethernet Services Router Hardware Guide Table 19 Site Preparation Checklist continued Item or Task For More Information Performed By Date Calculate the optical power budget and optical Calculating Power Budget for power margin Fiber Optic Cable on page 181 Cabinet Requirements The router can be installed in a standard 482 mm wide or larger enclosed cabinet The following sections describe cabinet requirements m Cabinet Size and Clearance Requirements on page 30 m Cabinet Airflow Requirements on page 50 Cabinet Size and Clearance Requirements The minimum sized cabinet that can accommodate the router is 482 mm wide and 800 mm deep A cabinet larger than the minimum requirement provides better airflow and reduces the chance of overheating To accommodate a single router the cabinet must be at least 15 U high If you provide adequate cooling air and airflow clearance you can stack several routers in a cabinet that has sufficient usable vertical space Each router requires 5 U The minimum total clearance inside the cabinet is 50 7 in between the inside of the front door and the inside of the rear door Cabinet Airflow Requirements When you mount the router in a cabinet you must ensure that ventilation through the cabinet is sufficient to prevent overheating Consider the following requirements to when planning for chassis cooling m Ensure that the cool air supply you provide through th
244. t the two screws at the top of the bracket and tighten each partially Two screws are needed for mounting the bracket on the center of the chassis You do not need the third screw Moving the Mounting Brackets for Center Mounting the Router m 43 MX240 Ethernet Services Router Hardware Guide 7 Tighten the two screws completely 8 Repeat the procedure for the other bracket 44 1 Moving the Mounting Brackets for Center Mounting the Router Chapter 7 Installing the Router This chapter discusses the following router installation topics m Safety Requirements Warnings and Guidelines on page 45 m Installing the Router Using a Mechanical Lift on page 45 Safety Requirements Warnings and Guidelines To avoid harm to yourself or the router as you install and maintain it follow the guidelines for working with and near electrical equipment as well as the safety procedures for working with Internet routers For a discussion of how to make the installation site a safe environment see Preparing the Site for Router Installation on page 29 For a list of safety warnings see Safety and Regulatory Compliance Information on page 125 and particularly Electrical Safety Guidelines and Warnings on page 144 However providing an exhaustive set of guidelines for working with electrical equipment is beyond the scope of this manual Installing the Router Using a Mechanical Lift Because of the router s size and weight up to 128 Ib 58 1 kg
245. ted to a transceiver emit laser light that can damage your eyes CAUTION Do not leave a fiber optic transceiver uncovered except when inserting or removing cable The safety cap keeps the port clean and prevents accidental exposure to laser light CAUTION Avoid bending fiber optic cable beyond its minimum bend radius An arc smaller than a few inches in diameter can damage the cable and cause problems that are difficult to diagnose 6 Simultaneously turn both of the ejector handles counterclockwise to unseat the DPC 7 Grasp the handles and slide the DPC straight out of the card cage halfway 8 Place one hand around the front of the DPC and the other hand under it to support it Slide the DPC completely out of the chassis and place it on the antistatic mat or in the electrostatic bag CAUTION The weight of the DPC is concentrated in the back end Be prepared to accept the full weight up to 15 1 Ib 5 9 kg as you slide the DPC out of the chassis When the DPC is out of the chassis do not hold it by the ejector handles bus bars or edge connectors They cannot support its weight Do not stack DPCs on top of one another after removal Place each one individually in an electrostatic bag or on its own antistatic mat on a flat stable surface 9 If you are not reinstalling a DPC into the emptied DPC slot within a short time install a blank DPC panel over the slot to maintain proper airflow in the DPC card
246. tem has halted For more information about the command see the JUNOS System Basics and Services Command Reference Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 On an AC powered router switch the AC switch on each power supply to the off position 0 On a DC powered router switch the circuit breaker on each power supply to the off position OFF Chapter 10 Configuring JUNOS Software m Configuring the JUNOS Software on page 61 Configuring the JUNOS Software The router is shipped with the JUNOS software preinstalled and ready to be configured when the router is powered on There are three copies of the software one on a CompactFlash card in the Routing Engine one on a hard disk in the Routing Engine and one on a USB flash drive that can be inserted into the slot in the Routing Engine faceplate When the router boots it first attempts to start the image on the USB flash drive If a USB flash drive is not inserted into the Routing Engine or the attempt otherwise fails the router next tries the CompactFlash card if installed and finally the hard disk You configure the router by issuing JUNOS command line interface CLI commands either on a console device attached to the CONSOLE port on the Routing Engine or over a telnet connection to a netw
247. the Fan Tray To remove the fan tray see Figure 39 on page 93 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 2 Loosen the captive screws on the fan tray faceplate 3 Grasp the fan tray handle and pull it out approximately 1 to 5 inches Replacing Cooling System Components Chapter 13 Replacing Hardware Components WARNING To avoid injury keep tools and your fingers away from the fans as you slide the fan tray out of the chassis The fans might still be spinning 4 Pressthe latch located on the inside of the fan tray to release it from the chassis 5 Place one hand under the fan tray to support it and pull the fan tray completely out of the chassis Figure 39 Removing the Fan Tray from an MX240 Router Captive screws Installing the Fan Tray To install the fan tray see Figure 40 on page 94 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 2 Grasp the fan tray handle and insert it straight into the chassis Note the correct orientation by the this side up label on the top surface of the fan tray 5 Tighten the cap
248. the JUNOS software High Availability Provides an overview of hardware and software resources that ensure a high level of continuous routing platform operation and describes how to configure high availability HA features such as nonstop active routing NSR and graceful Routing Engine switchover GRES MPLS Applications Provides an overview of traffic engineering concepts and describes how to configure traffic engineering protocols Multicast Protocols Provides an overview of multicast concepts and describes how to configure multicast routing protocols Multiplay Solutions Describes how you can deploy IPTV and voice over IP VoIP services in your network MX series Solutions Guide Describes common configuration scenarios for the Layer 2 features supported on the MX series routers including basic bridged VLANs with normalized VLAN tags aggregated Ethernet links bridge domains Multiple Spanning Tree Protocol MSTP and integrated routing and bridging IRB Network Interfaces Provides an overview of the network interface functions of the JUNOS software and describes how to configure the network interfaces on the routing platform Network Management Provides an overview of network management concepts and describes how to configure various network management features such as SNMP and accounting options XX MW Listof Technical Publications About This Guide Table 3 Technical Documentation for Sup
249. the following ways You can contact JTAC 24 hours a day seven days a week m On the Web using the Case Manager link at http www juniper net support m By telephone From the US and Canada 1 888 314 JTAC From all other locations 1 408 745 9500 If contacting JTAC by phone enter your 1 1 digit case number followed by the key if this is an existing case or press the key to be routed to the next available support engineer Information You Might Need to Supply to JTAC 202 m When requesting support from JTAC by telephone be prepared to provide the following information m Your existing case number if you have one m Details of the failure or problem m Type of activity being performed on the router when the problem occurred a Configuration data using one or more of the show commands Contacting Customer Support Return Procedure Appendix H Contacting Customer Support and Returning Hardware If the problem cannot be resolved by the JTAC technician a Return Materials Authorization RMA is issued This number is used to track the returned material at the factory and to return repaired or new components to the customer as needed NOTE Do not return any component to Juniper Networks Inc unless you have first obtained an RMA number Juniper Networks Inc reserves the right to refuse shipments that do not have an RMA Refused shipments will be returned to the customer via collect freight For more informatio
250. the terminal block Remove existing wires from the slots in the front of the block Replacing the Craft Interface m 91 MX240 Ethernet Services Router Hardware Guide Connecting the Alarm Relay Wires To connect the alarm relay wires between a router and an alarm reporting device see Figure 58 on page 91 1 Prepare the required length of replacement wire with gauge between 28 AWG and 14 AWG 0 08 and 2 08 mm 2 Insert the replacement wires into the slots in the front of the block Use a 2 5 mm flat blade screwdriver to tighten the screws and secure the wire 5 Plug the terminal block into the relay contact and use a 2 5 mm flat blade screwdriver to tighten the screws on the face of the block 4 Attach the other end of the wires to the external device Replacing Cooling System Components m Replacing the Fan Tray on page 92 m Replacing the Air Filter on page 94 Replacing the Fan Tray 92 The router has one fan tray that installs vertically in the rear of the chassis The fan tray contains three fans The fan tray is hot removable and hot insertable The fan tray is located in the rear of the chassis on the right side The fan tray weighs about 4 2 Ib 1 9 kg NOTE To prevent overheating install the replacement fan tray immediately after removing the existing fan tray To replace the fan tray use the following procedures m Removing the Fan Tray on page 92 m Installing the Fan Tray on page 95 Removing
251. the user host gt show chassis alarms terminal screen No alarms currently active Italic text like this m Introduces important new terms m A policy term is a named structure Identifies book names that defines match conditions and actions Identifies RFC and Internet draft f titles m JUNOS System Basics Configuration Guide m RFC 1997 BGP Communities Attribute Italic text like this Represents variables options for which Configure the machine s domain name you substitute a value in commands or configuration statements edit root set system domain name domain name xviii W Documentation Conventions Table 2 Text and Syntax Conventions continued About This Guide Convention Description Examples Plain text like this Represents names of configuration statements commands files and directories IP addresses configuration hierarchy levels or labels on routing platform components m To configure a stub area include the stub statement at the edit protocols ospf area area id hierarchy level m The console port is labeled CONSOLE angle brackets Enclose optional keywords or variables stub default metric metric pipe symbol Indicates a choice between the mutually exclusive keywords or variables on either side of the symbol The set of choices is often enclosed in parentheses for clarity broadcast multicast string1 string2 string3
252. tion It has a separate protective earthing terminal sized for UNC 1 4 20 ground lugs provided on the chassis in addition to the grounding pin of the power supply cord This separate protective earthing terminal must be permanently connected to earth CAUTION Power cords and cables must not block access to router components or drape where people could trip on them For information about the AC power supply including a description of components see AC Power Supply on page 21 For instructions on connecting the power cord and grounding cable during initial installation see Connecting Power to an AC Powered Router on page 54 For instructions on replacing the AC power cord see Replacing an AC Power Cord on page 118 Site Electrical Wiring Guidelines When planning the electrical wiring at your site consider the factors discussed in the following sections Distance Limitations for Signaling Improperly installed wires can emit radio interference In addition the potential for damage from lightning strikes increases if wires exceed recommended distances or if wires pass between buildings The electromagnetic pulse EMP caused by lightning can damage unshielded conductors and destroy electronic devices If your site has previously experienced such problems you might want to consult experts in electrical surge suppression and shielding Radio Frequency Interference You can reduce or eliminate the emission of radio frequency
253. tive screws on the fan tray faceplate to secure it in the chassis Replacing Cooling System Components MN 93 MX240 Ethernet Services Router Hardware Guide Figure 40 Installing the Fan Tray in an MX240 Router Tighten captive screws Replacing the Air Filter 94 m The router has one air filter that installs vertically in the rear of the chassis The air filter is hot insertable and hot removable The air filter is located in the rear of the chassis on the left side The air filter weighs approximately 1 Ib 0 5 kg To replace an air filter use the following procedure m Removing an Air Filter on page 94 m Installing the Air Filter on page 95 Removing an Air Filter CAUTION Do not run the router for more than a few minutes without the air filter in place CAUTION Always keep the air filter in place while the router is operating except during replacement Because the fans are very powerful they could pull small bits of wire or other materials into the router through the unfiltered air intake This could damage the router components Replacing Cooling System Components Chapter 13 Replacing Hardware Components To remove the air filter see Figure 41 on page 95 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge
254. to a fiber optic transceiver or into the end of a fiber optic cable Fiber optic transceivers contain laser light sources that can damage your eyes 4 Remove the cable connector plugged into the transceiver 5 Carefully drape the disconnected cable over the bobbins in the cable management system to prevent the cable from developing stress points CAUTION Avoid bending fiber optic cable beyond its minimum bend radius An arc smaller than a few inches in diameter can damage the cable and cause problems that are difficult to diagnose 6 Pullthe ejector handle out from the transceiver to unlock the transceiver CAUTION Make sure that you open the ejector handle completely until you hear it click This prevents damage to the transceiver Use needlenose pliers to pull the ejector handle out from the SFP 7 Grasp the transceiver ejector handle and pull the transceiver approximately 0 5 in 1 5 cm out of the DPC 8 Using your fingers grasp the body of the transceiver and pull it the rest of the way out of the DPC Figure 52 Removing SFPs or XFPs Connector Locking mechanism gt Eh Pull straight YX out to remove 9002266 Release 9 Place a rubber safety cap over the transceiver 10 Place the removed transceiver on an antistatic mat or in an electrostatic bag Replacing DPCs and Transceivers 8 111 MX240 Ethernet Services Router Hardware Guide Installing an SFP or XFP Transceive
255. to chassis ground will be 48V and the cable with very low resistance indicating a closed circuit to chassis ground will be RTN CAUTION You must ensure that power connections maintain the proper polarity The power source cables might be labeled and to indicate their polarity There is no standard color coding for DC power cables The color coding used by the external DC power source at your site determines the color coding for the leads on the power cables that attach to the terminal studs on each power supply 5 Remove the nuts and washers from the terminal studs Use a 3 8 in nut driver or socket wrench 6 Secure each power cable lug to the terminal studs first with the flat washer then with the nut see Figure 31 on page 58 Apply between 23 Ib in 2 6 Nm and 25 lb in 2 8 Nm of torque to each nut Use a 5 8 in nut driver or socket wrench m Secure the positive DC source power cable lug to the RTN return terminal m Secure the negative DC source power cable lug to the 48V input terminal NOTE The DC power supply in PEMO must be powered by dedicated power feeds derived from feed A and the DC power supply in PEM2 must be powered by dedicated power feeds derived from feed B This configuration provides the commonly deployed A B feed redundancy for the system 7 Replace the clear plastic cover over the terminal studs on the faceplate 8 Verify that the power cables are connected correctl
256. ubet we enu 20 EMT ACPOWeESUpply LEDS autre Me Hee P RES 25 e 18 DC Power Supply EIS eerte e PCR EP ab e et Pita 24 amp 19 Site Preparation Checklist 2 ert tot eed tete tuens 29 e 20 Parts List for a Fully Configured Router sssssse 59 amp 21 ACCessory Box Parts LISb i c ooo nee e Deer Ote 39 e 22 Four Post Rack or Cabinet Mounting Hole Locations 41 e 25 Field Replaceable UNES e oo p e ete latet dent 88 24 Tools and Parts Required ote ert do eet qe pedit 88 6 25 Physical Specifications cedet re HER E hn Renee 161 e 26 Router Environmental Specifications cece 165 e 27 Grounding Cable Specifications sssssssss ei 166 e 28 DC Power System Electrical Specifications ssssssssess 167 e 29 DC Power Supply Electrical Specifications ooo 167 e 30 DC Powered Base Router Power Requirements 0 oocinicicnccnncos 168 e 31 Component Power Requirements sesira innan aaa E i 168 e 32 DC Power Cable Specifications ssssssss iiei iriti 171 e 33 AC Power System Electrical Specifications ooo 172 e 54 AC Power Supply Electrical Specifications sssssssses 172 e 35 AC Base Router Power Requirements sssssses 173 e 36 Component Power Requirements for AC Powered Routers 173 e 57 AC Power Cord Specifications sssssss nor a 175 e 58 Estimated Values for Factors Causing Link LOSS ou eee 181 e 39 Cable and Wire
257. ucteur Warnung Wenn Litzenverdrahtung erforderlich ist sind zugelassene Verdrahtungsabschl sse sind zugelassene Verdrahtungsanschl sse z B Ringoesen oder gabelf rmige Kabelschuhe mit nach oben gerichteten Enden zu verwenden Diese Abschl sse sollten die angemessene Gr e f r die Dr hte haben und sowohl die Isolierung als auch den Leiter festklemmen Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information Avvertenza Quando occorre usare trecce usare connettori omologati come quelli a occhiello o a forcella con linguette rivolte verso l alto I connettori devono avere la misura adatta per il cablaggio e devono serrare sia l isolante che il conduttore Advarsel Hvis det er n dvendig med flertradede ledninger brukes godkjente ledningsavslutninger som for eksempel lukket sloyfe eller spadetype med oppoverbgyde kabelsko Disse avslutningene skal ha riktig sterrelse i forhold til ledningene og skal klemme sammen b de isolasjonen og lederen Aviso Quando forem requeridas montagens de instalac o el ctrica de cabo torcido use termina es de cabo aprovadas tais como termina es de cabo em circuito fechado e planas com terminais de orelha voltados para cima Estas termina es de cabo dever o ser do tamanho apropriado para os respectivos cabos e dever o prender simultaneamente o isolamento e o fio condutor jAtenci n Cuando se necesite hilo trenzado utilizar terminales para cables homol
258. uit breaker on the power supply to the OFF position We recommend this even though the power supplies are not connected to power Sources 5 Using both hands slide the power supply straight into the chassis until the power supply is fully seated in the chassis slot The power supply faceplate should be flush with any adjacent power supply faceplate or blank installed in the power supply slot 4 Tighten the captive screws Figure 70 Reinstalling a Power Supply Captive screws Reinstalling the Fan Tray 194 m To reinstall the fan tray 1 Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 150 2 Grasp the fan tray on each side and insert it straight into the chassis Note the correct orientation by the this side up label on the top surface of the fan tray 5 Tighten the captive screws on each side of the fan tray faceplate to secure it in the chassis Reinstalling Components in the Chassis Appendix G Installing the Router Without a Mechanical Lift Figure 71 Installing a Fan Tray Tighten captive screws Reinstalling SCBs To reinstall an SCB see Figure 72 on page 196 A CAUTION Before removing or replacing an SCB ensure that the ejector handles are stored vertically and pressed toward the c
259. und 9004243 The DC power supply in PEMO must be powered by dedicated power feeds derived from feed A and the DC power supply in PEM2 must be powered by dedicated power feeds derived from feed B This configuration provides the commonly deployed A B feed redundancy for the system CAUTION You must ensure that power connections maintain the proper polarity The power source cables might be labeled and to indicate their polarity There is no standard color coding for DC power cables The color coding used by the external DC power source at your site determines the color coding for the leads on the power cables that attach to the terminal studs on each power supply WARNING For field wiring connections use copper conductors only For other electrical safety information see Electrical Safety Guidelines and Warnings on page 144 CAUTION Power cords and cables must not block access to router components or drape where people could trip on them For a description of the DC power supply see DC Power Supply on page 23 For instructions on connecting the DC power and grounding cables during initial installation see Connecting Power to a DC Powered Router on page 56 For instructions on replacing a DC power cable see Replacing a DC Power Supply Cable on page 119 DC Power Specifications and Requirements Appendix D Power Guidelines Requirements and Specifications DC Power Cable Lug Specifi
260. upply LEDs Each AC power supply faceplate contains three LEDs that indicate the status of the power supply see Table 17 on page 23 The power supply status is also reflected in two LEDs on the craft interface see Table 15 on page 19 In addition a power supply failure triggers the red alarm LED on the craft interface Chapter 2 Hardware Components Table 17 AC Power Supply LEDs Label Color State Description AC OK Amber Off AC power input voltage is below 78 VAC Green On AC power input voltage is within 78 264 VAC DC OK Green Off DC power outputs generated by the power supply are not within the normal operating ranges On DC power outputs generated by the power supply are within the normal operating ranges PS FAIL Red Off Power supply is functioning normally On Power supply is not functioning normally and its output voltage is out of regulation imits Check AC OK and DC OK LEDs for more information DC Power Supply Each DC power supply has a single DC input 48 VDC and return that requires a dedicated circuit breaker We recommend that you use a minimum 40 A facility circuit breaker or as required by local code Figure 16 DC Power Supply For information about site power preparations see Power Guidelines Requirements and Specifications on page 165 For information about connecting the router to power see Connecting Power to a DC Powered Router on page 56 For DC power electrical sp
261. use electrical shock or damage the router m Avoid touching uninsulated electrical wires or terminals that have not been disconnected from their power source Such an action could cause electrical shock In addition observe the following warnings and guidelines m Qualified Personnel Warning on page 127 m Restricted Access Area Warning on page 128 m Preventing Electrostatic Discharge Damage on page 150 Qualified Personnel Warning A WARNING Only trained and qualified personnel should install or replace the router Safety Guidelines and Warnings m 127 MX240 Ethernet Services Router Hardware Guide 128 m Waarschuwing Installatie en reparaties mogen uitsluitend door getraind en bevoegd personeel uitgevoerd worden Varoitus Ainoastaan koulutettu ja p tev henkil kunta saa asentaa tai vaihtaa t m n laitteen Attention Tout installation ou remplacement de l appareil doit tre r alis par du personnel qualifi et comp tent Warnung Ger t nur von geschultem qualifiziertem Personal installieren oder auswechseln lassen Avvertenza Solo personale addestrato e qualificato deve essere autorizzato ad installare o sostituire questo apparecchio Advarsel Kun kvalifisert personell med riktig oppleering ber montere eller bytte ut dette utstyret Aviso Este equipamento dever ser instalado ou substitu do apenas por pessoal devidamente treinado e qualificado jAtenci n Estos equipos deben ser instalados y reemplazados
262. uses the same terms for all four edges of the DPC see Figure 52 on page 75 m Faceplate Edge of the DPC that has connectors into which you insert the SFP or XFP transceivers m Connector edge Edge opposite the faceplate this edge has the connectors that attach to the midplane m Top edge Edge at the top of the DPC when it is vertical m Bottom edge Edge at the bottom of the DPC when it is vertical NOTE The instructions in this section apply to all DPC types Figure 32 DPC Edges Top edge H Connector edge E 0 DE Faceplate We UE 9 E Er H OE E o 3 H KE L eh Bottom edge ES Holding a DPC You hold a DPC horizontally when installing it into the chassis or an equipment rack When carrying a DPC you can hold it either vertically or horizontally Maintaining Packet Forwarding Engine Components M 75 MX240 Ethernet Services Router Hardware Guide SES NOTE A DPC weighs 15 1 Ib 5 9 kg Be prepared to accept the full weight of the DPC as you lift it To hold a DPC vertically 1 Orient the DPC so that the faceplate faces you To verify orientation confirm that the text on the DPC is right side up and the electromagnetic interference EMD strip is on the right hand side 2 Placeone hand around the DPC faceplate about a quarter of the way down from the top edge To avoid deforming the EMI shielding strip do n
263. ut of the CONSOLE or AUX port 5 Disconnect the cable from the console or auxiliary device Replacing Connections to Routing Engine Interface Ports W 105 MX240 Ethernet Services Router Hardware Guide Connecting the Cable to a Management Console or Auxiliary Device To connect a serial cable to a management console or auxiliary device 1 Plugthe RJ 45 end of the replacement serial cable into the CONSOLE or AUX port Figure 47 on page 104 shows the external device ports on the Routing Engine 2 Plug the female DB 9 end into the console or auxiliary device s serial port 5 Turnon the power to the console or auxiliary device Replacing DPCs and Transceivers Replacing a DPC For instructions on replacing DPCs and SFP and XFP transceivers see the following sections m Replacing a DPC on page 106 m Removing an SFP or XFP Transceiver on page 110 m Installing an SFP or XFP Transceiver on page 112 DPCs are installed horizontally in the front of the router The DPCs are hot insertable and hot removable When you remove a DPC the router continues to function although the DPC being removed no longer functions Before replacing a DPC review the information in Holding a DPC on page 75 A DPC weighs up to 15 1 Ib 5 9 kg Be prepared to accept its full weight To replace a DPC m Removing a DPC on page 106 m Installing a DPC on page 108 Removing a DPC To remove a DPC see Figure 49 on page 108 1 Haveready a replacem
264. verview of Troubleshooting Resources M 821 MX240 Ethernet Services Router Hardware Guide RE might still be booting or the SCB is not receiving power For more information see SCB Components on page 15 RE LEDs Four LEDs labeled MASTER HDD ONLINE and FAIL on each Routing Engine faceplate indicate the status of the Routing Engine and hard disk drive For more information see Table 10 on page 16 Power supply LEDs Two LEDs on each power supply faceplate indicate the status of that power supply For more information see Table 17 on page 23 and Table 18 on page 24 Troubleshooting the Cooling System 82 m The router cooling system is a fan tray and an air filter both of which are located vertically in the rear of the chassis see Figure 1 on page 6 Figure 55 on page 82 shows the airflow through the router To function properly the entire cooling system requires an unobstructed airflow and proper clearance around the site as described in Preparing the Site for Router Installation on page 29 Figure 35 Airflow Through the Chassis Rear view Airflow front boards Side view Airflow power supplies Front view Airflow front boards H AS Air intake e Air aS FLA a intake r supply iE ee eno ZE zz mL Card cage Front a Nap s IL JUO mua T Card cage gt El Lbs P a
265. voltage of 48 VDC for a DC powered router is the nominal voltage associated with the battery circuit and any higher voltages are only to be associated with float voltages for the charging function m Because the router is a positive ground system you must connect the positive lead to the terminal labeled RTN the negative lead to the terminal labeled 48V and the earth ground to the chassis grounding points Copper Conductors Warning WARNING Use copper conductors only Waarschuwing Gebruik alleen koperen geleiders Varoitus K yt vain kuparijohtimia Attention Utilisez uniquement des conducteurs en cuivre Warnung Verwenden Sie ausschlie lich Kupferleiter Avvertenza Usate unicamente dei conduttori di rame Advarsel Bruk bare kobberledninger Aviso Utilize apenas fios condutores de cobre Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information Atenci n Emplee s lo conductores de cobre Varning Anv nd endast ledare av koppar DC Power Disconnection Warnings WARNING Before performing any of the following procedures ensure that power is removed from the DC circuit To ensure that all power is off locate the circuit breaker on the panel board that services the DC circuit switch the circuit breaker to the OFF position and tape the switch handle of the circuit breaker in the OFF position Waarschuwing Voordat u een van de onderstaande procedures uitvoert dient u te controlere
266. w front boards Airflow power supplies Airflow front boards HL AA Air intake Goeres Io Card cage Ka gt md Wi Card cage HA b p M enu j o uia UE z z z z 1 Fan tray Air filter Ar filter Fan tray 5 Y S o The host subsystem monitors the temperature of the router components When the router is operating normally the fans function at lower than full speed If a fan fails or the ambient temperature rises above a threshold the speed of the remaining fans is automatically adjusted to keep the temperature within the acceptable range If the ambient maximum temperature specification is exceeded and the system cannot be adequately cooled the Routing Engine shuts down the system by disabling output power from each power supply Figure 18 Fan Tray Cooling System M 25 MX240 Ethernet Services Router Hardware Guide Figure 19 Air Filter Air filter tray 26 HN Cooling System Part 2 Setting Up the Router m Preparing the Site for Router Installation on page 29 m Installation Overview on page 35 m Unpacking the Router on page 57 m Installing the Mounting Hardware on page 41 m Installing the Router on page 45 m Connecting the Router on page 49 m Grounding and Providing Power to the Router on page 53 m Configuring JUNOS Software on page 61 Setting Up the Router M 27 MX240 Ethernet Services Router Hardware Guide 28 Mm Setting Up the Router Chapter 3 Pre
267. which contains the parts listed in Table 21 on page 39 The parts shipped with your router can vary depending on the configuration you ordered Table 20 Parts List for a Fully Configured Router Component Quantity Chassis including midplane craft interface and 1 rack mounting brackets DPCs Up to 5 Routing Engines lor2 SCBs lor2 DC power supplies lor2 AC power supplies 220 V 1 or 2 AC power supplies 110 V 20r4 Fan tray 1 Air filter 1 Air filter tray Quick start installation instructions Mounting shelf Blank panels for slots without components installed One blank panel for each slot not occupied by a component Table 21 Accessory Box Parts List Part Quantity Screws to mount chassis and small shelf 22 DC power terminal Lugs 6 AWG 5 RJ 45 to DB 9 serial cable to connect the router through 1 the serial port Cable manager brackets 2 Terminal block plug 5 pole 5 08 mm spacing 12A to 2 connect the router alarms Verifying Parts Received m 39 MX240 Ethernet Services Router Hardware Guide Table 21 Accessory Box Parts List continued Part Quantity Label accessories contents MX240 1 USB flash drive with JUNOS software 1 Read me first document 1 Affidavit for T1 connection 1 Juniper Networks Product Warranty 1 End User License Agreement 1 Document sleeve 1 3 in x 5 in pink b
268. with enhanced services JUNOS Software with Enhanced Services J series Explains how to quickly set up a J series router This Services Router Quick Start document contains router declarations of conformity JUNOS Software with Enhanced Services J series Provides an overview basic instructions and specifications Services Router Getting Started Guide for J series Services Routers This guide explains how to prepare a site unpack and install the router replace router hardware and establish basic router connectivity This guide contains hardware descriptions and specifications XXiv List of Technical Publications About This Guide Table 5 JUNOS Software with Enhanced Services Documentation continued Book Description JUNOS Software with Enhanced Services Migration Guide Provides instructions for migrating an SSG device running ScreenOS software or a J series router running the JUNOS software to JUNOS software with enhanced services JUNOS Software with Enhanced Services Interfaces and Routing Configuration Guide Explains how to configure J series router interfaces for basic IP routing with standard routing protocols ISDN service firewall filters access control lists and class of service CoS traffic classification JUNOS Software with Enhanced Services Security Configuration Guide Explains how to configure and manage security services such as stateful firewall policies IPSec VPNs
269. xpensive to repair Instead attach a short fiber extension to the optical equipment Any wear and tear due to frequent plugging and unplugging is then absorbed by the short fiber extension which is easy and inexpensive to replace Keep fiber optic cable connections clean Small microdeposits of oil and dust in the canal of the transceiver or cable connector could cause loss of light reducing signal power and possibly causing intermittent problems with the optical connection To clean the transceivers use an appropriate fiber cleaning device such as RIFOCS Fiber Optic Adaptor Cleaning Wands part number 946 Follow the directions for the cleaning kit you use After you have cleaned the transceiver on the fiber optic DPC interface or port make sure that the connector tip of the fiber optic cable is clean Use only an approved alcohol free fiber optic cable cleaning kit such as the Opptex Cletop S Fiber Cleaner Follow the directions for the cleaning kit you use Handling and Storing DPCs This section explains how to avoid damaging the DPCs that you install into the router Many components on the DPC are fragile 74 HW Maintaining Packet Forwarding Engine Components Chapter 11 Maintaining Hardware Components CAUTION Failure to handle DPCs as specified in this document can cause irreparable damage This section discusses how to hold DPCs in both the vertical and horizontal positions Regardless of orientation this section
270. y that they are not touching or blocking access to router components and that they do not drape where people could trip on them 9 If you are installing two power supplies repeat Steps 2 through 8 for the other power supply Connecting Power to a DC Powered Router BM 57 MX240 Ethernet Services Router Hardware Guide Figure 31 Connecting DC Power to the Router Protective earthing on chassis Terminal studs N le I ul Split washer Cable ug Powering On a DC Powered Router 58 m A WARNING Before performing the following procedure ensure that power is removed from the DC circuit To ensure that all power is off locate the circuit breaker on the panel board that services the DC circuit switch the circuit breaker to the off position and tape the switch handle of the circuit breaker in the off position A CAUTION Do not mix AC and DC power supplies within the same router Damage to the router might occur To power on a DC powered router 1 Verify that an external management device is connected to one of the Routing Engine ports AUX CONSOLE or ETHERNET For more information about connecting management devices see Connecting the Router to Management and Alarm Devices on page 49 Turn on the power to the external management device Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For
271. y terminal block 3 8 in nut driver Blank panels to cover empty slots Electrostatic bag or antistatic mat for each component Electrostatic discharge ESD grounding wrist strap Flat blade screwdriver Mechanical lift if available Phillips screwdrivers numbers 1 and 2 Rubber safety cap for fiber optic DPCs Wire cutters Packing the Router for Shipment 204 m To pack the router for shipment 1 Retrieve the shipping crate and packing materials in which the router was originally shipped If you do not have these materials contact your Juniper Networks representative about approved packaging materials Attach an electrostatic discharge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis For more information about ESD see Preventing Electrostatic Discharge Damage on page 130 On the console or other management device connected to the master Routing Engine enter CLI operational mode and issue the following command to shut down the router software If two Routing Engines are installed also issue the command on the backup Routing Engine userhost gt request system halt Wait until a message appears on the console confirming that the operating system has halted For more information about the command see the JUNOS System Basics and Services Command Reference Shut down power to the router by pressing the AC switch for all power supplies to the off 0 p
272. you have finished configuring the router exit configuration mode edit root host exit root host gt Configuring the JUNOS Software m 63 MX240 Ethernet Services Router Hardware Guide 64 Mm Configuring the JUNOS Software Part 3 Hardware Maintenance Troubleshooting and Replacement Procedures m Maintaining Hardware Components on page 67 m Troubleshooting Hardware Components on page 79 m Replacing Hardware Components on page 87 Hardware Maintenance Troubleshooting and Replacement Procedures W 65 MX240 Ethernet Services Router Hardware Guide 66 HH Hardware Maintenance Troubleshooting and Replacement Procedures Chapter 11 Maintaining Hardware Components This chapter describes how to maintain hardware components installed in the router Some components such as the craft interface require no maintenance For information about returning a part to Juniper Networks for repair or replacement see Contacting Customer Support and Returning Hardware on page 197 Tools and Parts Required on page 67 Routine Maintenance Procedures on page 67 Maintaining Cooling System Components on page 68 Maintaining the Host Subsystem on page 70 Maintaining Packet Forwarding Engine Components on page 72 Maintaining the Power Supplies on page 78 Tools and Parts Required To maintain hardware components you need the following tools and parts ESD grounding wrist strap Flat blade screwdriver Phillips screwdriver num
273. yst mes d alimentation TN Warnung Das Ger t ist f r die Verwendung mit TN Stromsystemen ausgelegt Avvertenza I dispositivo stato progettato per l uso con sistemi di alimentazione TN Advarsel Utstyret er utfomet til bruk med TN stremsystemer Aviso O dispositivo foi criado para operar com sistemas de corrente TN Atenci n El equipo est dise ado para trabajar con sistemas de alimentaci n tipo TN Varning Enheten ar konstruerad for anvandning tillsammans med elkraftssystem av TN typ AC Power Electrical Safety Guidelines The following electrical safety guidelines apply to AC powered routers m AC powered routers are shipped with three wire electrical cords with a grounding type plug that fits only a grounding type power outlet Do not circumvent this safety feature Equipment grounding should comply with local and national electrical codes m Each AC power supply has one AC appliance inlet Each inlet requires a dedicated AC power feed and a dedicated circuit breaker We recommend that you use a dedicated circuit breaker rated at 15 A 250 VAC minimum or as required by local code For information about connecting the router to power see Connecting Power to an AC Powered Router on page 54 Safety Guidelines and Warnings Appendix A Safety and Regulatory Compliance Information WARNING The router is pluggable type A equipment installed in a restricted access location It has a separate protective earthi
274. ze and strength thermal Output toc tese reste pto Set wires to external alarm reporting devices 185 standards Compliance x nr ante 155 startup system MONO Biei epe te 55 58 status indicator lights for Routing Engine 14 support technical See technical support SUFge DEOLEGEIOTU s Lacs epe ertet Seed ese e er eun 176 Switch Control Boards See SCBs syntax conventions ssssssssssse e xviii T taking host subsystem offline 96 technical support contacting JTAC emer ennt xxvii telco rack See rack temperature acceptable range eee thermal output tolerariGeS ceti au eo pee eine ree etre test tools required chassis returning for repair or replacement 204 hardware components returning for repair or replacement 204 maintaining teet tit ree pedo ets 67 PE PLACEMENT ace Le rh ve Ivrea 88 Traceroute commandes igea a T9 transmission distances fiber optic cable 179 troubleshooting CLECOMMINAS it ad 79 COONS SYSTEM EE 82 KEE ER EE 82 NA eebe EAST ere er ed 84 214 m Index U Us rachounit te bet eoe te te ere o ers unpacking the router e etie dece er debe W warnings let oe dadas pore installation EE l serand EDS eot ste tete tees levels defined vio a preter rentes maintenance and operational wavelength ranges supported by fiber optic wiring electrical See electricity X XFP e dee lafe UE El E

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