HP J3177A User's Manual
Contents
1. 2 Switch 208 224 Description FeatureS 2 iud ad d d o D IR e CR DR Re Rc 2 1 Front of the Switches n nn nnn 2 2 Network Ports s eee n RR RR HRK In 2 2 LES siciliani A SURE 2 3 Panag dd diced epa p dtp iode Rc iaceo d 2 4 Back of the Switches nne 2 5 Power ConnectorS an na an an a nr ae ira dde a 2 5 Redundant Power Supply RPS Connector 2 5 ECON O rai eee eee a ira died da bara ir e ee 2 5 Switch Operation rra DAA AAA 2 6 BOATS Table OSADO atari ar dba do Aa 2 6 Simultaneous Network Communications see 2 1 Troubleshooting Solutions to Common Problems 3 1 LED Error indictionis as sonas cd saxi Ad hd cei A 3 3 Diagnostic Tests NETTEN TOT 3 4 Testing acido diio coii dr aie dde dica 3 4 Tesino l Biere CADNO sas sn nn ida ET em 3 4 Testing End to End Network Communications 3 5 Testing Switch to Device Network Communications 3 5 RESET ES TE ee ERR TERT a chee tier eeeeee teas 3 6 HP Customer Support Services 3 6 Cables and Connectors T wisted Pair Cable Connector Pin Outs A 1 Twisted Pair Cable for Switch MDI X to Computer MDI Network Connection eee eee nnne A 2 Twisted Pair Cable for Switch2. Connect the network cables 1 2 Installing the Switch 208 224 Installation Steps Prepare the Installation Site Cabling Infrastructure Ensure that the cabling infrastructure meets the necessary network specifications For the 10Base T ports use category 3 4 or 5 four pair 100 ohm UTP unshielded twisted pair cables Cable lengths can be up to 100 meters for category 3 or 4 and 150 meters for category 5 For connectingthese ports to end nodes use straight through cable for connecting to hubs or other switches use crossover cable See appendix A Cables and Connectors for more information For the fixed 100Base TX port and 100Base TX transceivers that you install in the transceiver slot use category 5 100 ohm UTP cables Cable lengths can be up to 100 meters For connectingthese ports to end nodes use straight through cable for connecting to hubs and switches use crossover cable For 100Base FX transceivers that you install in the transceiver slot use 1300 nm multi mode fiber optic cables that are fitted with SC connectors and conform to ISO IEC 793 2 type B1 and ITU T G 652 standards Cable lengths can be up to 1 kilometer Installation Precautions Before installing the switch plan its location and orientation relative to other devices and equipment In the front of the switch leave at least 3 inches 7 6 cm of space for the twisted pair and fiber optic cabling In the back lea
3. LED patterns ona Diagnostic Tips OFF i ii n Flashing Checkthe power cord and power source If they are OK the switch may have to be replaced Contact your HP authorized LAN dealer or HP representative for assistance OFF when Link beat has not been detected on the port Check thatthe cabling cable first on the indicated port is connected properly Faulty or improperly connected wired cables are common try a different cable For the 100 M bit s ports verify that you are using category 5 or better UTP or the appropriate fiber optic cable Also the you have not connected a 10 M bit s device to the port If you have a M anagement M odule in the switch use HP AdvanceStack Assistant or the switch console to determine the state of the port Determine if the port was disabled Re enable if desired Flashing This could only occur with the port LED for the 100 M bit s transceiver port and only when a 100VG transceiver module has been installed in the slot Only 100Base TX and 100Base FX transceivers should be installed in the transceiver slot The Redundant Power Supply RPS has experienced a fault and is now using its backup power capabilities See the documentation Flashing Flashing provided with the RPS for troubleshooting si OFF and The switch is notreceiving power from the Redundant Power Supply you are RPS If you have an RPS connected check the status of the RPS using an and check the cable and power conne
4. HP AdvanceStack Switch 208 224 Kip HEWLETT PACKARD Installation and Reference Guide HP J3175A HP J3177A HP Customer Support Services How to get the latest software agent firmware You can download from the World Wide Web HP FTP Library Service CompuServe and HP BBS a compressed file j3178xx exe containing the latest version of the HP Switch 208 224 Management Module software and proprietary MIB After you down load the file extract the file by typing filename and pressing Enter For example j317801 Enter World Wide Web http www hp com go network_city Select the Support section From this web site you can also download information on the HP networking prod ucts If you have a growing network download the Designing HP AdvanceStack Workgroup Networks Gui deor call 1 800 752 0900 in the U S to receive a copy through the mail HP FTP Library Service FTP to Internet IP Address ftp ftp hp com Log in as anonymous and press at the password prompt Enter bin to set the transfer type Enter cd pub netw orking softw are Enter get filename to transfer the file to your computer then quit ompuServe Login to CompuServe Go to the hp service Select HP Systems Disks Tapes etc Select Networking Products library Download filename and then quit een nn HP BBS Set your modem to no parity eight bits 1stop bit set speed up to 14400 bps and with your telecommu
5. effect on address table 2 6 network ports connecting to 1 13 LEDs for 2 3 types of 2 2 P ping test 3 5 port 1 disabled LED 1 5 2 3 3 2 ports connecting to 1 13 LEDs for 2 3 types of 2 2 power connecting switch to 1 12 precautions C 2 using RPS 1 12 power connector 2 5 Power LED 1 7 2 3 3 3 precautions mounting C 1 power C2 R rack mounting the switch in 1 8 precautions when using C 1 resetting the switch 3 6 troubleshooting procedure 3 4 RPS Redundant Power Supply connecting to switch 1 12 LED 2 3 S safety information C 1 segment switch sample topology 1 15 slow flash rate definition 2 4 specifications B 1 straight through cable pin out A 4 switch description 2 1 features 2 1 features added with Switch Management Module 2 4 mounting in a rack or cabinet 1 8 mounting on horizontal surface 1 11 mounting on wall 1 11 operation 2 6 specifications B 1 Switch Management Module diagnostics with 3 4 features 2 4 installing 1 4 switch operation description 2 6 verifying after installation 1 6 T testing end to end communications 3 5 switch to device communications 3 5 twisted pair cabling 3 4 topologies effects of improper topology 3 2 samples of 1 15 transceivers installation 1 5 supported types 1 5 when wrong
6. qu The simpler segment and desktop networks shown in the previous two examples can easilybecombined and expanded For example you could use an HP Switch 2000to interconnect each of your smaller switched workgroups to form a larger switched network All the devices in this network can communicate with each other With an FDDI Module for example in the Switch 2000 the entire switched topology could be connected to a campus backbone as shown in the illustration above 1 17 vez 30c URIMS SUR Bulle sul Installing the Switch 208 224 Installing the Switch 208 224 Cable M anagement 1 18 Cable Management The Switch 208 224 has been designed to help you with the problem of managing your network cables On both sides of the front of each switch are two holes that accept a cable tie to tie wrap your cables Simply slide the end of the cable tie into the top or bottom hole until it appears out the other hole as shown in the illustration below Then use the cable tie to bundle the network cables together Where to Go From Here Your switch is now correctly installed and is able to send and receive data between end nodes servers and printers The Switch 208 224 are plug and communicate network devices requiring no configuration If you wish to managethe switch from an SNMP based network management station you will need to install an HP Switch 208 224 Manage ment Module in the switch If t
7. LED transceiver port or RPS will also flash Off The normal state Indicates thatthere are no fault conditions on the switch This switch is not receiving power from the HP 2962A Redundant Power Supply RPS On This switch is receiving power from the connected RPS Flashing An error has occurred on the RPS connected to the switch See the documentation Slowly provided with the RPS for troubleshooting The behavior of these four LEDs depends on the module inserted into the Expansion Slot See the module manual for a description of these LEDs On Indicates that an optional module is installed in the expansion slot in the back of the switch Any expansion modules installed into the switch use the port 1 circuitry to port 1 disabled communicate with the network through the switch Therefore when a module is installed the port 1 RJ 45 connector is can notbe used to connecta network device The port 1 RJ 45 connector is available to be used for connecting a network device to the switch 100 M bit s Ports AorB No active network cable is connected to the port For port B could indicate that there is no transceiver installed Could also indicate that the porthas been disabled through the switch console or HP AdvanceStack Assistant port configuration changes require a Switch Management M odule to be installed During the first 3 seconds after an active network cable is connected or after a switch reset indicates the port is ena
8. MDI X to Hub or Switch MDI X Network Connection A 3 Twisted Pair Cable Pin Assignments A 4 Fiber Optic Cables A 4 Specifications C Safety and Regulatory Statements Mounting Precautions C 1 Power Precautions C 2 Safety Information C 3 Safety Information Japanese C 8 Regulatory Statements C 9 Declaration of Conformity C 10 Index Installing the Switch 208 224 The HP AdvanceStack Switch 208T and 224T are low latency high speed switches that you can use to build high performance switched workgroup networks The two switch models are HP J3175A AdvanceStack Switch 208T 5 HEWLETT S Y PACKARD Tm ee n IEWLETT Power Fault RPS I 100 Mbit s Ports a SS wi a mu A 100 Fix 8 100 Fe 12 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 28 24 para Throughoutthis manual these switches will be abbreviated asthe Switch 208T and Switch 224T or when common characteristics are being described as the Switch 208 224 The Switch 208T and 224T have eight and twenty four 10Base T ports respec tively and two 100Base T ports
9. Switch to a Power Source 1 Optional This product supports use of the HP 2962A Redundant Power Supply RPS which can help ensure continuous switch operation in the event of a power failure If you have this HP RPS connect the RPS to the switch now and connect the RPS to an appropriate AC power source Caution When installed the RPS is used in place of the standard power cord so make sure you disconnect the standard power cord from the switch before you connect theRPS Using both the standard power cord and the RPS at the same time could damage the switch s components Back of Switch Back of RPS For information on how to install and connect the HP RPS refer to the documentation supplied with the RPS 2 Ifyouarenotusingan RPS plug the included power cord into the switch s power cord receptacle and into an AC power source as shown below on the back of the switch co Redundant Power Suppl PS a Y js power receptacle Q 3 Re check the LEDs during self test Initially all LEDs are on After the four second self test or 15 second self test with Management Module only the Power and port 100 LEDs and optionally the RPS LED are on See LED Behavior on page 7 Installing the Switch 208 224 Installation Steps 6 Connect the Network Cables Using RJ 45 Connectors 10 Mbit s and 100 Mbit s ports To c
10. in a Rack or Cabinet The Switch 208 224 is designed to be mounted in any ElA standard 19 inch telco equipment rack To order a rack for your switch call HP at 1 800 538 8787 to order product number HP 46298D For safe operation please read the mounting precautions in appendix C Safety and Regulatory before mounting a switch 1 Use a 1 Phillips cross head or Pozidriv screwdriver and attach the mounting brackets to the switch with the included 10 mm M3 thread forming screws 10 mm M3 Screws 3 Installing the Switch 208 224 Installation Steps Partially install a screw 5 8 inch number 12 24 into the top hole of a pair of holes that are 0 5 inches apart in each rack cabinet upright as shown intheillustration below Tighten each screw enough to supportthe weight of the switch approximately two turns Ensurethat the screws are atthe same level in each upright Inserta screw into the top hole of a close 0 5 inch Place the switch in the rack and lower it so the notches in the bottom of the bracket slide onto the screws Tighten these screws be careful not to overti ghten 1 9 122 802 u234MS SUR 6unmisul Installi ng the Switch 208 224 Installing the Switch 208 224 Installation Steps 4 Install the other number 12 24 screw into the upper hole in each bracket Tighten these screws be careful not to overti ghten 77 ih install additiona
11. the other switches on top Before mounting a switch plan its location and orientation relative to other devices and equipment Also consider the cabling that will be attached to the switch and the ports that will be used Verify that there is room for the grouped cables to trail outfrom the side of the switch Allow at least 7 6 cm 3 inches in the front of the switch In the back of the switch allow at least 3 8 cm 1 1 2 inches of space for the power cord Ensure that the switch does not overload the power circuits wiring and over current protection To determine the possibility of overloading the supply circuits add together the amperage ratings from all your switches and other equipment installed on the same circuits and compare the total with the rating limits for the supply circuits Make surethatthe power sourcecircuits are properly grounded then use the supplied power cord to connect the switch to the circuit SeetheSafety Statements in this chapter Do not install the switch in an environment where the operating ambient temperature might exceed 55 C 131 F Make sure the air flow around the sides of the switch Is not restricted C 1 aye Nb pue Ayajes Safety and Regulatory Statements Power Precautions Caution j Caution Note C 2 Power Precautions Follow these precautions when unplugging and plugging in power to the switch as well as adding or removing modules Before installing an optional m
12. two PCs on the network that have HP LAN adapters you can usethe Link Test option from the adapter s test program for example HPLANSet to verify that the entire communication path between the two PCs is functioning correctly See your LAN adapter documentation for more information on running the Link Test Link Test can be performed from end node to end node through the switch even if the switch does not have a Switch Management Module installed But with the module the switch itself cannot respond to any network connectivity tests link test Ping test or IPX Ping test Testing Switch to Device Network Communications If you have a Switch Management Module installed in the switch you can perform the following communication tests to verify that the network is operating correctly betw een the switch and any connected device that can respond correctly to the communication test m Link Test aphysical layer test that sends IEEE 802 2 test packets to any device identified by its MAC address m PingTest anetwork layer test used on IP networks that sends test packets to any device identified by its IP address m PX Ping Test anetwork layer test used on IPX networks that sends test packets to any device identified by its IPX address These tests can be performed through the switch console interface from a terminal connected to the Switch Management Module See the HP AdvanceStack Switch 208 224 Management Module nstallati on and Refer
13. type is used 3 2 troubleshooting 3 1 common network problems 3 1 diagnostic tests 3 4 effects of improper topology 3 2 effects of non standard cables 3 1 switch specific connectivity situations 3 2 testing the switch 3 4 testing the twisted pair cables 3 4 twisted pair cable crossover cable pin out A 4 pin outs A 1 A 4 straight through cable pin out A 4 switch to computer connection A 2 switch to switch or hub connection A 3 testing 3 4 twisted pair port LEDs 10 Mbit s 2 4 100 Mbit s 2 3 W wall mounting switch on 1 11 Index 3 XSPUI Kip HEWLETT PACKARD Technical information in this document is subject to change without notice Copyright 1997 Hewlett Packard Company Printed in U S A 3 97 Manual Part Number 5966 5225
14. Data path loops will cause broadcast storms that will severely impact your network performance If you wish to build redundant paths between important nodes in your network to providesome fault tolerance you should install a Switch 208 224 M anage ment Module and enable Spanning Tree Protocol support on the switch This ensures that only one of the redundant paths is active at any time thus avoiding data path loops Switch 208 224 Specific Connectivity Situations For the Switch 208T and 224T there are a few specific network connec tion situations you must avoid e Wrong transceiver type You have installed an HP 100VG trans ceiver into the transceiver slot The slot is specifically designed to be used with the HP 100Base T transceivers Makesurethat you install only B model or later 100Base T transce vers in this slot for example HP J 3192B Wrong network speed connected You have connected a 10 Mbit s cable to one of the 100 Mbit s ports On the Switch 208 224 the 100 Mbit s ports cannot operate at 10 Mbit s Expansion Module installed When you install an optional expan sion module in the back of the switch it uses the port 1 circuitry to communicate to the rest of the network through the switch In this case the port 1 RJ 45 connector and only that connector becomes disabled as shown by the port 1 disabled LED on the front of the switch Qo i Troubleshooting LED Error Indications LED Error Indications
15. Hewlett Packard Sales and Service Office or Hewlett Packard GmbH Department TRE Herrenberger Strasse 130 D 71034 B blingen FAX 49 703 1 14 3 143 C 10 Index Numerics 10 Mbit s ports location on switch 2 2 100 LED 2 3 100Base F X transceiver port cables used with 1 3 100Base T ports LEDs for 2 3 location on switch 2 2 100Base T transceivers 1 5 100B ase T X ports cables used with 1 3 10Base T ports LEDs for 2 4 location on switch 2 2 A A or B port LED 2 3 address learning 2 6 address table automatic address learning 2 6 filtering out traffic 2 6 flooding traffic 2 6 forwarding traffic 2 6 moves and changes 2 6 operation 2 6 back of switch description 2 5 expansion slot 2 5 power connector 2 5 backbone switch topology with 1 17 bandwidth how switch enhances 2 7 C cabinet mounting the switch in 1 8 cable management 1 18 cables category 3 4 5 A 1 connecting cables to switch ports 1 13 crossover cable pinout A 4 fiber optic A 4 infrastructure requirements 1 3 managing 2 5 straight through cable pinout A 4 twisted pair connector pin outs A 1 crossover cable pin out A 4 D description back of switches 2 5 front of switches 2 2 switch 2 1 desktop switch sample topology 1 16 diagnostic tests 3 4 end to end connectivity 3 5 testing
16. Hz 50 60 Hz Operating 0 C to 55 C 32 F to 131 F 15 to 95 at 40 C 104 F 4 6 km 15 000 ft Non Operating 40 C to 70 C 40 F to 158 F 15 to 90 at 65 C 149 F 4 6 km 15 000 ft B 1 SUO REI 4 eds Specifications Specifications B 2 Connectors m Thel0Mbit sRJ 45twisted pair ports are compatible with the IEEE 802 3 Type 10Base T standard m The 100 Mbit s RJ 45 twisted pair portis compatible with the IEEE 802 3u standard Electromagnetic Verified to FCC part 15 Class A CISPR22 EN 55022 Class A VCCI Class 1 Immunity EN50082 1 See the Declaration of Conformity for additional information at the end of n appendix C Safety and Regulatory Statements Safety Compli es wi th IEC 950 1991 A1 A2 E N 60950 1 1992 A1 A2 UL1950 CSA 950 NOM 019 SCF 11 1994 Acoustic Noise Geraeuschemission LwA 53 dB am fiktiven Arbeitsplatz nach DIN 45635 T 19 Safety and Regulatory Statements This chapter covers the following topics mounting precautions power precautions safety and regulatory statements Declaration of Conformity Mounting Precautions When you put a switch into a rack follow these mounting precautions The rack or cabinet should be adequately secured to prevent it from becoming unstable and or falling over Thefirst switch or single switch should be mounted in a position toward the bottom of the rack for stability and to make it easier to stack
17. IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FORA PARTICULAR PURPOSE Hewlett Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing performance or use of this material Hewlett Packard assumes no responsibility for the use or reliability of its software on equipment that is not furnished by Hewlett Packard Warranty A copy of the specific warranty terms applicable to your Hewlett Packard products and replacement parts can be obtained from your HP Sales and Service Office or authorized dealer Contents 1 Installing the Switch 208 224 included PAPES o ea ir d a ed 1 2 INSTAH TION NBA ani ca des ica di ce descen dcr cR es 1 2 L Prepare tne Installation SIE sesion ir 1 3 2 Install Any Optional Modules 4 si su ohh rad rd 1 4 3 Verify the Switch s Operation 1 6 ME IOS O iii ei 1 8 5 Connect the Switch to a Power Source 05 1 12 6 Connect the Network Cables 1 13 Sample Network Topologies 1 15 AS a ICE HUE as cadat undi doc dip dd Lo RA LAI 1 15 As a Desktop Switch 1 16 Connecting to a Backbone Switch uw ana aic cdita 1 17 Cable Management 1 18 Where to Go From Here sese 1 18
18. ables and Connectors Fiber Optic Cables Twisted Pair Cable Pin Assignments Twisted Pair Straight Through Cable Switch End MDI X Computer Transceiver or Other MDI Port End Signal Pins Pins Signal receive 1 lt ______ _ 1 transmit receive 2 2 transmit transmit 3 3 receive transmit 6 6 receive Twisted Pair Cross Over Cable Switch End MDI X Hub or Switch Port or Other M DI X Port End Signal Pins Pins Signal transmit transmit receive receive receive 4 1 receive 2 transmit 3 transmit 6 H_ N CO OC Fiber Optic Cables Fiber optic cables connected to an HP fiber optic transceiver installed in the switch s transceiver slot must be 1300 nm wavelength multimode cable conforming to the ISO IEC 793 2 type B1 and ITU T G 652 standards To connect to the HP 100Base F X Fiber Optic Transceiver Module the cables must have SC type connectors A 4 Specifications Physical Width Depth Height Weight Switch 208T Switch 224T Electrical 44 2 cm 17 4 in 29 8 cm 11 7 in 6 6cm 4 4 kg 9 71 Ib 4 5 kg 9 95 Ib The HP Switch 208T and 224T automatically adjust to any voltage between 100 127 and 200 240 volts and either 50 or 60 Hz AC voltage M aximum current Frequency range Environmental Temperature Relative humidity non condensing M aximum altitude 100 127 volts 200 240 volts 1 4A 0 8A 50 60
19. and when removing any modules If you do not install an optional module make sure that the cover plate is still attached over the slot for safe operation and proper switch cooling Installing Modules Front of Switch M anagement Slot HP 3178A AdvanceStack Switch 208 224 Management M odule 14 Installing the Switch 208 224 Installation Steps Note Cautions T Back of Switch An expansion slot module uses the switch port 1 circuitry to communicate with the other switch ports Therefore installing an expansion module disables port 1 as reflected by the LED on the front of the switch Installing Transceivers r 100 Mbit s Ports A 100 Fax B 100 Fax Blue color bar with 100T in it and B orlater model number identifies a correcttransceiver for the Switch 208T and 224T Install either of these HP 100Base T transceiver modules into the transceiver slot HP 3192B 100Base T X Twisted Pair Transceiver Module HP J 3193B 100Base F X Fiber Optic Transceiver Module Make sure you install only the B model or later versions of these 100Base T transceiver modules into the Switch 208 224 Do not install any 100VG transceiver modules in this slot 1 5 122 802 u234MS SUR 6uinmisuli Installing the Switch 208 224 Installing the Switch 208 224 Installation Steps Note 1 6 3 Verify the Switch s Op
20. bled and receiving a linkbeat signal After 3 seconds On continuously indicates a saturated network segment on the port Flickering Indicates activity on the port Flashing This condition will only occur on the 100 M bit s port B the transceiver port if an Slowly incorrect transceiver is installed in the slot The port is operating in 100 M bit s mode The port is operating in full duplex mode The port is operating is half duplex mode or is not operating 2 3 uondu seadvvez aoe UMIMS Switch 208 224 Description Switch 208 224 Description Front of the Switches 10 M bit s Ports Port Number The port is not receiving the link beat signal from the attached node or the port is disabled On The port is enabled and link beat is detected from the attached node Flickering Indicates activity on the port The slow flash behavior is a regular pulse once every 1 6 Seconds approximately Management Slot The Management Slot in the front of the switch allows you to install an HP Switch 208 224 Management Module When installed the Switch Management Module adds these features to your switch Management Module F eatures m Access to the switch console from which you can configure monitor and troubleshoot the switch m Access to the switch from SNMP network management programs such as HP AdvanceStack Assistant for controlling the switch using an advanced graphics based interface Configurable full duplex po
21. con precauci n los componentes de metal de la LAN que est n al descubierto Este aparato no contiene pieza alguna susceptible de reparaci n por parte del usuario Todas las reparaciones ajustes o servicio de mantenimiento debe realizarlos solamente el t cnico Este producto no tiene interruptor de potencia se activa cuando se enchufa el cable de alimentaci n C 7 oye moo pue AAS Safety and Regulatory Safety and Regulatory Statements Safety Information J apanese Safety Information apanese ATE OE p A At zul X 72217 MBR amp R cloiut5s623 wvcwve65 36d ayv ABU TERRIER CEA TER WARNING 7 271 D WARNING AE SRMOMRA ERZIERERLET CAUTION V aa7 VEO CAUTION i33 EBORE E7225 f amp l zz Ux WARNING CAUTION OJHlXs amp l 72v C43 BREAST sv RME PAG BL RIZ E lt HAL IE LUN FIERT ok ECROBIBITHEA T RIM AMBERES FAI DR AREA Behn TA MZ ET ER RAMO AH An f Bt E ECAR OR A Fe ey LETOh INHORVZE RET OC LIRMZLTT ALEA al RON TZ ARENA amp ik DRs N ETER NARUTO TIEN LAN r 7 vo0 gc Bj LT e h LEEDO LAN A23 BUD BUS LATA KV BAS LUI CWS HME D ALTO 23 ci ANDO AFADREHHMAMTESR ICA B CR tesdTvCv lcbuae ivciev e LAN 77 7 MR CL Cf amp pRZRIREETREE BIER ACORN AP CONSE R DENT EME ET SH ULIS 0B IC PO IRIEECERB DOCS SU ARP I AP AMET T Sd EVA PALA MR ABE TEEI C Am EU SEPHA REDE SZ E ASI UEM Y FE D ETA FABRA Pehle eS BRA EU KT C 8 Safety and Regulatory Statement
22. ctions on both the switch and RPS the RPS Variable A faulthas been detected during self testin a switch component that controls network communications through multiple switch ports Try power cycling the switch If the error persists the switch may have to be replaced Contact your HP authorized LAN dealer or HP Flashing representative for assistance ON fora Variable all A switch hardware failure was detected during self test Self test pro may be ON does not complete so the LEDs will stay on longer than 60 seconds longed period Power cycle the switch Ifthis condition persists the switch may have to be replaced Contact your HP authorized LAN dealer or HP representative for assistance This LED is not important for the diagnosis The flashing behavior is a regular pulse once every 1 6 seconds approximately 3 3 fu Rpnoouyss gnosi Troubleshooting Troubleshooting Diagnostic Tests Note 3 4 Diagnostic Tests When a Management Module is installed the HP AdvanceStack Assistant and switch console software provide tests indicators and an event log that can be used to monitor the switch and its network connections See chapter 7 Troubleshooting in the HP AdvanceStack Switch 208 224 Managenent Module nstallati on and Reference Gui defor more information Testing the Switch If you believe that the switch is not operating correctly you can reset the switch to test its circuitry To reset a swi
23. dard A 1 SJCO29uLuo pue sore Cables and Connectors Cables and Connectors Twisted Pair Cable Connector Pin Outs Note A 2 Twisted Pair Cable for Switch MDI X to Computer MDI Network Connection To connect PCs or other MDI network devices to these ports use a straight through cable Connector A Connector B Straight through cable e ie e e e e e m P Pr r r_ r _ rmi green white Pins 1 and 2 on connector A must be wired as a twisted pair to pins 1 and 2 on connector B Pins 3 and 6 on connector A must be wired as a twisted pair to pins 3 and 6 on connector B Pins 4 5 7 and 8 are not used in this application although they may be wired in the cable Note Cables and Connectors Twisted Pair Cable Connector Pin Outs Twisted Pair Cable for Switch MDI X to Hub or Switch MDI X Network Connection To connect hubs or switches or other MDI X network devices to these ports use a crossover cable Connector A Connector B Crossover cable white orange green white Pins 1 and 2 on connector A must be wired as a twisted pair to pins 3 and 6 on connector B Pins 3 and 6 on connector A must be wired as a twisted pair to pins Land 2 on connector B Pins 4 5 7 and 8 are not used in this application although they may be wired in the cable A 3 SJCO29uLuo pue sore Cables and Connectors C
24. ence Gui defor more information These tests can also be performed from an SNMP network management station running a program that can manage the switch for example HP AdvanceStack Assistant 3 5 fu Rpnoouyss gnosi Troubleshooting Troubleshooting HP Customer Support Services 3 6 Resetting the Switch You can reset the switch by unplugging and plugging back in the power cord each switch does not have a reset button By reinserting the power cord the switch performs the power on self test No configuration is changed HP Customer Support Services If youarestill havingtroublewith your switch Hewlett Packard offers support 24 hours a day seven days a week through the use of automated electronic services including the World Wide Web HP BBS HP FTP Library Service on the Internet CompuServe HP Network Phone In Support NPS HP FIRST FAX Retrieval Service See the perforated card at the beginning of this manual for information on how to use these services to get technical support Your HP authorized network reseller can also provide you with assistance both with services that they offer and with services offered by HP Cables and Connectors Note This appendix lists cables that have been tested and verified for use with the HP Switch 208 224 It also includes minimum pin out information so If you wish to use an unlisted cable you can verify that the cables used in your installation are correctly wired Note
25. eration After you have installed any modules but before mounting the switch in its network location you should first verify that itis working properly by plugging it into a power source and verifying that it passes its self test 1 Connectthe power cord supplied with the switch to the power connector on the back of the switch and then into a properly grounded electrical outlet Connect power cord to power connector The Switch 208 224 does not have a power switch It is powered on when the power cord is connected to the switch and to a power source If your installation requires a different power cord than the one supplied with the switch be sure to use a power cord displaying the mark of the safety agency that defines the regulations for power cords in your country The mark is your assurance that the power cord can be used safely with the switch 2 Check the LEDs on the switch s front panel and on the Switch Manage ment Module if one is installed in the switch The LED behavior is described on the next page switch LEDs la eN IEWLET Power Fault RPS a Expansion Slot r 100 Mbit s Ports 4 8T D AH n A 300 Fk B 100 Fax ck Switch 2 Console RS 232 D men O Switch 208 224 Management Module HP J3178A O Reset Clear Switch Management M odule LEDs Installing the Switch 208 224 Installation Steps When the switch is powered on it performs its diagnostic self test With
26. eyond a WARNING or CAUTION notice until you have understood the hazardous conditions and have taken appro priate steps Grounding Theseare safety class products and have protective earthingterminals There must be an uninterruptible safety earth ground from the main power source to the product s input wiring terminals power cord or supplied power cord set Whenever it is likely that the protection has been impaired disconnect the power cord until the ground has been restored For LAN cable grounding m If your LAN covers an area served by more than one power distribution system be sure their safety grounds are securely interconnected m LAN cables may occasionally be subject to hazardous transient voltages such as lightning or disturbances in the electrical utilities power grid Handle exposed metal components of the network with caution Servicing There are no user serviceable parts inside these products Any servicing adjustment maintenance or repair must be performed only by service trained personnel These products do not have a power switch they are powered on when the power cord is plugged in C 3 aye Nb pue Ayajes Safety and Regulatory Safety and Regulatory Statements Informations concernant la s curit Informations concernant la s curit Symbole de r f rence a la documentation Si le produit est marqu de cesymbole reportez vous a la documentation du produitafin d obtenir des informations pl
27. gni ng HP AdvanceStack Workgroup Networks which can be found on the HP network products World Wide Web site http www hp com go network_ city and on the CD ROM supplied with the Switch Management Module You may also be able to obtain a printed copy of this document from your HP authorized LAN dealer As a Segment Switch Server 100 Base FX fiber optic cable to x pn sesso co ole os oo a o o o a a a E ann s ve ae a os se sele Ethernet esa A A kJ EERE mw Hubs twisted pair N straight through a a ul PCs cables EL printers and local E In general the Switch 208T is designed to be used as a segment switch That it with its large address table 8000 MAC addresses and high performance itisideal forinterconnectingnetwork segments simply connect the network hubs that form those segments to the Switch In the illustration above two Ethernet hubs with PCs printers and local servers attached are both connected to a Switch 208T The devices attached to the two hubs can now communicate with each other through the switch They can also all communicate with the server that is connected to the switch through its 100Base TX port Connecting the server to the 100 Mbit s port allows a large number of users to access the server without causing network congestion 122 802 u234MS SUR 6unmisul Installi ng t
28. he Switch 208 224 Installing the Switch 208 224 Sample Network Topologies 1 16 The switch in turn is connected to a network backbone through fiber optic cabling connected to a 100Base F X transceiver installed in the switch Now all the devices in this network can access other network resources that are connected elsewhere on the network backbone As a Desktop Switch Server twisted pair straight AAA through cables EE yon Switch 224T a 1 A PCs and peripherals Switch 224T is designed to be used as a desktop switch to which end nodes printers and other peripherals and servers are directly connected Although since it has the same large 8000 address table and high performance as the Switch 208T it also can be used as a segment switch Or you could of course connect a combination of end nodes and hubs to the Switch 224T ports Installing the Switch 208 224 Sample Network Topologies Connecting to a Backbone Switch FDDI Campus Backbone Switch HP ISITA e Switch 2247 e ee api PATA eum oT t AN HEWLETT D bh ld aD Power RPS A Meran 1 Koa Bor a Pox ao B Fat rf 2j af ax amp lt Q AdvanceStack y S A m a Switch 2000 Fat PowerFaut C fi ran 17 al D UP 331001 gt Faut B lt Security E B a Em E fa 233 Switch 2000 E 100Base FX cable Switch 208T sa a da us
29. he Switches Front of the Switches 4 LEDs for LED indicating expansion module Port 1 is disabled Power Fault RPS LEDs for LEDs for LED LED LED 100 M bit s ports 10 M bit s ports f Pow Fault RPS 1 L jance HP J 3175A Switch 208T HP J 3177A Switch 224T slot for 100 M t ports Switch Management Module one fixed RJ 45 10 M bit s RJ 45ports One Network Ports 8 or 24 10 Mbit s RJ 45 Ethernet IEEE 802 3 ports one fixed 100 Mbit s RJ 45 100Base TX port one 100 Mbit s transceiver slot for installing HP 100Base TX or 100Base FX transceivers Allthetwisted pair ports are wired asMDI X Therefore to connectend nodes or other MDI type devices to these ports use straight through twisted pair cable to connect hubs switches or other MDI X type devices to these ports use crossover twisted pair cable See appendix A Cables and Connectors for descriptions of these cables The cabling to the transceiver port depends on the type of transceiver installed For more information refer to the manual that came with the transceiver 2 2 Switch 208 224 Description Front of the Switches LED Power green The switch is not receiving power The switch is receiving power The switch has failed its self test after being powered on or reset Flashing An incorrecttransceiver has been installed in the transceiver slot or a connected Slowly RPS has a failure The corresponding
30. he management is over an IP network you will also need to configure the IP address on the switch see the HP Switch 208 224 Management Module Installation and Reference Gui de for information on how to use the switch console interface or HP AdvanceStack Assistant to configure the IP address For Novell Netware IPX networks no configura tion is necessary to manage the switch the network address is automatically generated Switch 208 224 Description The HP AdvanceStack Switch 208T and 224T are high speed multiport switches that can be used to build switched networks with both Ethernet IEEE 802 3and 100B ase T devices including computers servers and printers as well as other network infrastructure devices hubs bridges other switches and routers This chapter describes your HP AdvanceStack Switch 208T and 224T including m Features m Front and back of the switches m Switch operation Features The features of the Switch 208T and 224T include m All ports are enabled just connect the network cables to active network devices and your switched network is operational m Network addresses are automatically learned and stored in the switches 8000 address forwarding table m All network ports fixed and transceiver operate in half duplex mode at the speed indicated on the switch labeling either 10 Mbit s or 100 Mbit s 2 1 uo Rd uosag 127 30 UMIMS Switch 208 224 Description Switch 208 224 Description Front oft
31. ilisateur Tout d pannage r glage entretien ou r paration devra tre confi exclusivement un personnel qualifi Cet appareil ne comporte pas de commutateur principal la mise sous tension est effectu e par branchement du cordon d alimentation Safety and Regulatory Statements Hinweise zur Sicherheit Hinweise zur Sicherheit Symbol f r Dokumentationsverweis Wenn das Produkt mit diesem Symbol markiert ist schlagen Sie bitte in der Produktdokumentation nach um mehr Informationen ber das Produktzu erhalten WARNING Symbol f r Dokumentationsverweis Wenn das Produkt mit diesem Symbol markiert ist schlagen Sie bitte in der Produktdokumentation nach um mehr Informationen ber das Produkt zu erhalten CAUTION Symbol f r Dokumentationsverw eis Wenn das Produkt mit diesem Symbol markiert ist schlagen Sie bitte in der Produktdokumentation nach um mehr Informationen ber das Produkt zu erhalten Fahren Sie nach dem Hinweis WARNING oder CAUTION erst fort nachdem Sie den Gefahrenzustand verstanden und die entsprech enden Ma nahmen ergriffen haben Dies ist ein Gerat der Sicherheitsklasse und verf gt ber einen sch tzenden Erdungsterminal Der Betrieb des Ger ts erfordert eine ununterbrochene Sicherheitserdung von der Hauptstromquelle zu den Ger teingabeterminals den Netzkabeln oder dem mit Strom belieferten Netzkabelsatz voraus Sobald Grund zur Annahme besteht da der Schutz beeintr chtigt worden ist das Ne
32. l SCrew amp 1 10 Caution Installing the Switch 208 224 Installation Steps Mounting the Switch on a Wall You can mount the switch on a wall as shown in the illustration below Note that the switch should be mounted only to a wall or wood surface that is at least 1 2 inch plywood or its equivalent 1 UsingaPhillips cross head or Pozidriv screwdriver with the 10 mm M3 thread forming screws included in the accessory kit attach the mounting brackets to the switch as shown in the illustration below 2 Attach the switch to the wall or wood surface with 5 8 inch number 12 wood screws not included SEN eo Bo W Mounting the Switch on a Horizontal Surface Place the switch on a table or other horizontal surface Use a sturdy surface in an uncluttered area You may want to secure the networking cables and switch power cord to the table leg or other part of the surface structure to help prevent people from tripping over the cords Makesuretheair flow is notrestricted around the sides and back ofthe switch and around the HP J 2692A Redundant Power Supply if used 122 802 u234MS SUR 6unmisul Installi ng the Switch 208 224 Installing the Switch 208 224 Installation Steps 5 Connect the
33. loose Look for loose or obviously faulty connections If they appear to be OK try a different cable Non standard cables Non standard and miswired cables may cause numerous network collisions and can seriously impair network perfor mance Use a new correctly wired cable or compare your cable to the 31 fu Rpnoouyss gnosi Troubleshooting Troubleshooting Solutions to Common Problems 3 2 cable in appendix A Cables and Connectors for pinouts and correct cable wiring A category 5 cable tester is arecommended tool for every 100B ase T network installation Improper Network Topologies It is important to make sure you have a valid network topology Common topology faults include excessive cable length and excessive repeater delays between nodes If you have network problems after recent changes to the network change back to the previous topology If you no longer experience the problems the new topology is probably at fault Refer to the guide entitled Desi gning HP AdvanceStack Workgroup Networks for topology configuration guide lines This guide is included on the HP AdvanceStack Products CD ROM that comes with the HP Switch 208 224 Management Module The guide can also be found online at the HP World Wide Web site http www hp com go network city In addition you should make sure that your network topology contains no data path loops Between any two end nodes there should be only one active cabling path at any time
34. lve the problem Fortheindicated port verify that both ends of the cabling Condition Diagnostic Tip Port LED is still off when Try the following a cable is connected switch and connected device are snug Verify the connected device and switch are both pow ered on and operating correctly Verify that you have used the correct cable type for the connection For twisted pair cable connections in gener al for connecting to an end node use straight through cable for connecting to hubs or other switches use crossover cable Verify that you have not connected a 10 Mbit s network cable into one of the 100 Mbit s ports Verify that if you are connecting the cable to port 1 the switch does not have an optional expansion module in stalled in the expansion slot in the back of the switch When an expansion module is installed ituses the port 1 circuitry to communicate with the rest of the network through the switch and the port 1 RJ 45 connector is thus disabled Use a different port or a different cable If you have installed the Switch M anagementM odule you can use the console interface or HP AdvanceStack Assistant network management software to determine the state of the port and re enable the port if necessary Installing the Switch 208 224 Sample Network Topologies Sample Network Topologies This section shows you a few sample network topologies in which the Switch 208 224 is implemented See the document Desi
35. nication program e g Windows Terminal dial 208 344 1691 in the U S to get the latest software for your HP networking product For other countries see http www hp com cposupport eschome html over for more ser vi ces DU ee Obtain the latest console code 3178xx exe from HP FTP Library ftp ftp boi external hp com World Wide Web http www hp com go network_city HP BBS 208 344 1691 over CompuServe Network Phone In Support hourly HP FIRST Fax Retrieval Service HP FIRST is an automated fax retrieval service that is available 24 hours a day seven days a week HP FIRST provides information on the following topics m Product information m Troubleshooting instructions m Technical reviews and articles m Configuration information To access HP FIRST dial one of the following phone numbers Location Phone Number U S and Canada Only Dial 1 800 333 1917 with your fax machine ortouch tone phone and press 1 Outside the U S and Canada Dial 1 208 344 4809 from your fax machine and press 9 To receive a listof currently available documents enter document number 19941 The information you requested will be sent to you by return fax For other countries see http www hp com cposupport eschome html Additional HP Support Services In addition to the above services you can purchase various HP telephone support services which provide you expert HP technical assistance m Network Phone In Support pro
36. odule into the Expansion Slot Management Slot or transceiver slot unplug the switch Damage to the switch or module could occur if you attemptto installthemodulewithoutunpluggingtheswitch If you do not install an optional module verify that the cover plates are coveringthe slot A cover plate is required not only for safe operation but also to ensure proper switch cooling If your installation requires a different power cord than the one supplied with the switch be sure to use a power cord displaying the mark of the safety agency that defines the regulations for power cords in your country The mark is your assurance that the power cord can be used safely with the switch The switch does not have a power switch itis powered on when the power cord is plugged in Theswitch s power supply automatically adjusts to any AC power source between 100 127 volts and 200 240 volts There are no voltage range settings to configure When installing the switch note that the AC outlet must be installed near the equipment and should be easily accessible Safety and Regulatory Statements Safety Information Safety Information Documentation reference symbol Ifthe productis marked with this symbol refer to the product documentation to get more information about the product WARNING A WARNING in the manual denotes a hazard that can cause injury or death CAUTION A CAUTION in the manual denotes a hazard that can damage equipment Do not proceed b
37. of sharing the network bandwidth as in connections to a hub each connection has its own 10 Mbit s or 100 Mbit s bandwidth to use 2 1 uo Rd uosag 127 30 UMIMS Troubleshooting This chapter describes how to troubleshoot your Switch 208 224 Note that if you have a Switch 208 224 Management Module you can troubleshoot your switch using software See the HP AdvanceStack Swi tch 208 224 Manage ment Module Installation and Reference Gui de for more information This chapter describes the following solutions to common problems LED error indications diagnostic tests resetting the switch HP Customer Support Services Solutions to Common Problems Most problems are caused by the following situations Incorrect switch to switch or switch to hub connections If you have connected your switch to another switch or a hub by using twisted pair cable from an RJ 45 MDI X connector on your switch to the same type of connector on the other switch or hub you must use a crossover cable If you have used a straight through cable the connection will not work The LED for the port you are using will not come on when you connect the cable Use crossover twisted pair cable for switch to switch or switch to hub connections and straight through cable for switch to end node connec tions See appendix A Cables and Connectors for pinouts and correct cable wiring for crossover and straight through twisted pair cables Faulty cable or cable is
38. onefixed RJ 45 port and onetransceiver slot for installing an HP 100Base TX or 100Base F X Transceiver Module With these switches you can build a switched network infrastructure by connecting hubs or other switches or you can connect computers printers and servers to these switches to provide dedicated bandwidth to those devices This chapter shows you how to install your Switch 208T or 224T 1 1 122 802 UMUMS SUR 6uinmisuli Installing the Switch 208 224 Installing the Switch 208 224 Included Parts Included Parts The Switch 208T and 224T have the following components shipped with them m HP AdvanceStack Switch 208 224 nstallati on and Reference Gui de 5964 5225 this manual Warranty booklet Accessory kit 5063 8570 two mounting brackets e two cable ties e four 10 mm M3 thread forming screws to attach the mounting brackets to the switch e four 5 8 inch number 12 24 screws to attach the switch to a rack m Power cord one of the following Australia New Zealand China 8120 6810 Denmark 8120 6814 Europe 8120 6811 Japan 8120 6798 Switzerland 8120 6815 United Kingdom 8120 6809 United States Canada 8120 6812 Installation Steps Follow these easy steps to install your switch Therestofthis chapter provides details on these steps 1 Preparethe installation site 2 Install any optional modules 3 Verify that the switch passes self test 4 Mountthe switch 5 Connect power to the switch 6
39. oni di rischio e aver provveduto alle misure del caso Questo prodotto omologato nella classe di sicurezza ed ha un terminale protettivo di collegamento a terra Dev essere installato un collegamento a terra di sicurezza non interrompibile che vada dalla fonte d alimentazione principale ai terminali d entrata al cavo d alimentazione oppure al set cavo d alimentazione fornito con il prodotto Ogniqualvolta vi sia probabilit di danneggiamento della protezione disinserite il cavo d alimentazione fino a quando il collegaento a terra non sia stato ripristinato Per la messa aterra dei cavi LAN m selavostraLAN copreun area servita da pi di un sistema di distribuzione elettrica accertatevi che i collegamenti a terra di sicurezza siano ben collegati fra loro m icaviLAN possono occasionalmente andare soggetti a pericolosetensioni transitorie ad esempio provocate da lampi o disturbi nella griglia d alimentazione della societ elettrica siate cauti nel toccare parti esposte in metallo della rete Nessun componente di questo prodotto pu essere riparato dall utente Qual siasi lavoro di riparazione messa a punto manutenzione o assistenza va effettuato esclusivamente da personale specializzato Questo apparato non possiede un commutatore principale si mette scotto tensione all inserirsi il cavo d alimentazione Safety and Regulatory Statements Consideraciones sobre seguridad Consideraciones sobre seguridad AN S mbolo de
40. onnect n Ut Push the RJ 45 plug into the RJ 45 jack 11 12 13 14 15 16 17 18 19 20 21 22 23 24 until the tab on the plug clicks into place When power is on for the switch and the connected device the Port LED should light to confirm a powered on device for example an end node is at the other end of the cable RJ 45 plug To disconnect Press the small tab on the plug and pull the plug out of the jack Unshielded twisted pair cable Caution Category 3 4 or 5 for 10 M bit s ports Do not connect a 10 Mbit s network Category 5 only for 100 M bit s ports into either of the 100 Mbit s ports Cat 3 4 maximum distance 100 meters Cat 5 maximum distance 150 meters for 10BT 100 meters for 100BT 100Base T Xcvr Slot An optional 100Base T transceiver module can be installed in the switch s transceiver Xcvr slot to provide additional connectivity choices including HP 100Base FX Fiber Optic Transceiver M odule HP J 3193B M aximum Distance 1 kilometer HP 100Base TX Twisted Pair Transceiver M odule HP J 3192B Category 5 maximum distance 100 meters See the documentation accompanying the optional transceiver modules for cabling configurations for those modules 1 13 122 802 UMUMS SUR 6unmisuli Installi ng the Switch 208 224 Installing the Switch 208 224 Installation Steps 1 14 If the Port LED does not go on when the network cable is connected to the port use this table to so
41. referencia a la documentaci n Si el producto va marcado con este s mbolo consultar la documentaci n del producto a fin de obtener mayor informaci n sobre el producto WARNING Una WARNING en la documentaci n se ala un riesgo que podr a resultar en lesiones o la muerte CAUTION Una CAUTION en la documentaci n se ala un riesgo que podr a resultar en aver as al equipo No proseguir despu s de un s mbolo de WARNING o CAUTION hasta no haber entendido las condiciones peligrosas y haber tomado las medidas apropiadas Este aparato se enmarca dentro de la clase de seguridad y se encuentra protegido por una borna de puesta a tierra Es preciso que exista una puesta a tierra continua desde la toma de alimentaci n el ctrica hasta las bornas de los cables de entrada del aparato el cable de alimentaci n o el juego de cable de alimentaci n suministrado Si existe la probabilidad de que la protecci n atierra haya sufrido desperfectos desenchufar el cable de alimentaci n hasta haberse subsanado el problema Puesta a tierra del cable de la red local LAN m Sila LAN abarca un rea cuyo suministro el ctrico proviene de m s de una red de distribuci n de electricidad cerciorarse de que las puestas a tierra est n conectadas entre s de modo seguro m Es posible que los cables de la LAN se vean sometidos de vez en cuando a voltajes moment neos que entra en peligro rayos o alteraciones en la red de energ a el ctrica Manejar
42. rt operation Configurable support for the Spanning Tree Protocol for switched networks m Configurable MAC Address Table aging Formoreinformation on the HP Switch 208 224 Management Module contact your HP authorized LAN reseller or you can find out about HP switches and their accessories and other HP networking products by visiting the World Wide Web site http www hp com go network city 2 4 Switch 208 224 Description Back of the Switches Back of the Switches Power Connectors Theswitch does not havea power switch itis powered on when itis connected to either an active AC power source using the AC power connector or an active HP RPS using the RPS power connector Usingthe AC power connector the switch automatically adjusts to any voltage between 100 127 and 200 240 volts and either 50 or 60 Hz There are no voltage range settings required RPS power connector AC power connector Redundant Power Supply RPS Connector The RPS connector allows you to connect this switch to the HP J 2962A Redundant Power Supply A single RPS shares the load with up to 4 switches The RPS has redundant power supplies to keep the switch up and running it is used in place of the switch s standard power cable NOT in addition to it Expansion Slot TheExpansion Slotisused to add connectivity functionality through modules such as the HP J 3138A AdvanceStack Internet Router Module to the switch Other modules may be a
43. s Regulatory Statements Regulatory Statements FCC Class A Statement for U S A Only This equipment 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 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 may cause harmful interference to radio communications Operation of this equipment in a residential area may cause harmful interference in which case the user will be required to correct the interference at his own expense VCCI Class 1 For J apan Only when using unshielded cables CORE ARUEREFSERESA tales VCC ORF RO CE HIEBERRE CT CORESRERECERT DEE BEIABCTCEMBY ET COBACHRR MATEN ERTS LS EREMSCEMSY Ft European Community This equipment complies with ISO IEC Guide 22 and EN 55022 Class A with unshielded cables and EN55022 Note This is a Class product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures Canada This product complies with Class A Canadian EMC requirements C 9 oye moo pue AAS Safety and Regulatory Statements Declaration of Conformity Declaration of Conformity The following Declaration of Conformi
44. tch either m Remove and reinsert the power cord for the switch m Press the Reset button on the optional Switch Management Module if installed Testing Twisted Pair Cabling If you think the cable should work but still isn t working it may not be compatible with the IEEE 802 3 Type 10Base T or 100Base T standards The twisted pair cables attached to the Switch 208 224 must be compatible with these standards To verify that your cable is compatible with these standards use a qualified cable test device HP also offers a wire testing service Contact your HP authorized LAN dealer or your local HP sales office for more information Make sure that you are using the correct cabling type for each connection The switch UTP ports are all wired as MDI X For connecting end nodes and other MDI type devices use straight through cable For connecting hubs other switches and other MDI X devices use crossover cable See appendix A Cables and Connectors for the pinouts for these cables Also make sure that you have not inadvertently connected a 10 Mbit s device to one of the 100 Mbit s ports or a 100 Mbit s device to one of the 10 Mbit s ports Note Troubleshooting Diagnostic Tests Testing End to End Network Communications Both the switch and the cabling can be tested by running an end to end communications test a test that sends known data from one network device to another through the switch For example if you have
45. tered out The switch thereby isolates local traffic so the rest of the network connected to the switch does not lose bandwidth dealing with unnecessary traffic m flood whenever a new destination address is found in a packet the destination address will not yet be in the switch s address table and the Switch 208 224 cannot know whether to forward or filter out the packet In this case it sends the packet to all the ports This is referred to as flooding When the destination device receives the packet it replies and the switch learns the new address from the reply packet Then all future packets destined for that address are forwarded or filtered out appropri ately Network Moves and Changes When devices are moved in the network and become connected to a different switch port the Switch 208 224 automat ically recognizes the change and updates the address table with the new port location of the device Communication with the deviceis automatically main tained without any address table manipulation being required Switch 208 224 Description Switch Operation Simultaneous Network Communications In addition to traffic isolation benefits provided by the Switch 208 224 address table operation the switch also enhances network performance because it can conduct multiple simultaneous network connections In the case of the Switch 224T with its 26 ports it can have up to 13 separate network connec tions going simultaneously Instead
46. that each pin out does not necessarily match the pin out for the corresponding HP cable but cables manufactured to follow the minimum pin out will function correctly Incorrectly wired cabling is the most common cause of problems for LAN communications HP recommends that you work with a qualified LAN cable installer for assistance with your cabling requirements Twisted P air Cable Connector Pin Outs The RJ 45 ports 10 Mbit s and 100 Mbit s both fixed and transceiver on the Switch 208 224 are wired as MDI X ports The type of twisted pair cable you connect to these ports either straight through or crossover depends on the type of device at the other end of the cable The basic rule is when connecting same type ports together for example MDI X to MDI X use crossover cable when connecting opposite type ports together for example MDI X to MDI use straight through cable These additional rules apply m All twisted pair wires used must be twisted through the entire length of the cable The wiring sequence must conform to AT amp T 258A not USOC See Twisted Pair Cable Pin Assignments later in this appendix for a listing of the signals used on each pin m For connections to the 10 Mbit s ports you can use Category 3 4 or 5 unshielded twisted pair cable as supported by the IEEE 802 3 Type 10Base T standard m Forconnectionstothe 100 Mbit s ports use Category 5only as supported by the IEEE 802 3u Type 100Base TX stan
47. the Switch Management Module installed the self test takes approxi mately 15 seconds to complete Without the Switch Management Module the test completes in approximately 4 seconds LED Behavior During the self test e Initially all LEDs are on e With a Management Module installed the switch port LEDs all go off after approximately 10 seconds and the Management Module Self Test and Fault LEDs stay on for an additional 5 to 7 seconds When the self test completes successfully e The Power LED and if an RPSis connected the RPS LED remain on The 100 LED for port A also stays on e TheFaultLED on the switch and the Self Test and Fault LEDs on the Management Module go off e The port LEDs go into their normal operational mode if they are connected to active network devices If the LED display is different than what is described above especially if any Fault LEDs stay on for morethan 30 seconds or flash the self test has not completed correctly Refer to chapter 3 Troubleshooting for diag nostic help 1 7 122 802 u234MS SUR 6unmisul Installi ng the Switch 208 224 Installing the Switch 208 224 Installation Steps 1 8 4 Mountthe Switch After the modules are inserted and you have verified that the switch passes self test you are ready to mount the switch in a stable location The Switch 208 224 can be mounted in three ways m inarack or cabinet m onawall m ona horizontal surface Mounting the Switch
48. the switch only 3 4 testing twisted pair cabling 3 4 expansion modules effect on switch port 1 1 5 3 2 installation 1 5 Expansion Slot allowed modules 2 5 LEDs for 2 3 F Fault LED 1 7 2 3 3 3 Fdx LED 2 3 features Switch 208 224 2 1 Switch Management Module 2 4 fiber optic cables A 4 filtering out traffic 2 6 Index 1 x pul flashing LED error indications 3 3 flooding traffic 2 6 forwarding traffic 2 6 front of switch description 2 2 H horizontal surface mounting switch on 1 11 HP Redundant Power Supply RPS connecting to switch 1 12 connector 2 5 LED 2 3 precautions when using 1 12 included parts 1 2 installing optional modules 1 4 Switch 208 224 1 1 transceivers 1 5 IPX ping test 3 5 L LEDs 10 Mbit s ports 2 4 100 2 3 100 Mbit s ports 2 3 A or B 2 3 descriptions of 2 3 error indications 3 3 Expansion Slot 2 3 Fault 2 3 FOX 2 3 port 1 disabled 1 5 2 3 3 2 Power 2 3 RPS 2 3 link test 3 5 2 Index M Management Module Switch diagnostics with 3 4 features 2 4 installing 1 4 Management Slot about 2 4 MDI X to MDI network cable A2 MDI X to MDI X network cable A 3 mounting precautions C 1 mounting the switch inarack 1 8 on a horizontal surface 1 11 on a wall 1 11 moves and changes
49. ty for the HP AdvanceStack Switch 208T and 224T complies with ISO IEC Guide 22and EN 45014 The declaration identifies the product the manufacturer s name and address and the appli cable specifications that are recognized in the European community DECLARATION OF CONFORMITY according to ISO TEC Guide 22 and EN45014 Manufacturer s Name Hewlett Packard Company Manufacturer s Address 8000 Foothills Blvd Roseville CA 95747 5502 U S A declares that the product Product Name HP AdvanceStack Switch 208T HP AdvanceStack Switch 224T Safety and Regulatory Model Number HP J3175A HP J3177A Accessories covered HP J3138A HP J3178A HP J3192B HP J3193B HP J3230A conforms to the following Product Specifications Safety EN60950 1992 A1 A2 TEC 950 1991 A1 A2 EMC EN 55022 1994 CISPR 22 1993 class A EN50082 1 1992 prEN 55024 2 1992 IEC 801 2 1991 4kV CD 8kV AD prEN 55024 3 1991 IEC 801 3 1984 3 V m prEN 55024 4 1992 TEC 801 4 1988 1 kV power line 0 5 kV signal line Supplementary Information The product herewith complies with the requirements of the Low Voltage Directive 73 23 EEC and the EMC Directive 89 336 EEC and carries the CE marking accordingly LEDs in this product s are Class 1 in accordance with EN60825 1 1994 Tested with Hewlett Packard Co products only Roseville January 21 1997 en dia X Shah ap Sandra L Sheehan Quality Manager European Contact Your local
50. tzkabel aus der Wandsteckdose herausziehen bis die Erdung wiederherg estellt ist F r LAN Kabelerdung m Wenn Ihr LAN ein Gebiet umfa t das von mehr als einem Stromvertei lungssystem beliefert wird m ssen Sie sich vergewissern da die Sicher heitserdungen fest untereinander verbunden sind m LAN Kabel k nnen gelegentlich gef hrlichen bergangsspannungen ausgesetzt werden beispielsweise durch Blitz oder St rungen in dem Starkstromnetz des Elektrizit tswerks Bei der Handhabungexponierter Metallbestandteile des Netzwerkes Vorsicht walten lassen Dieses Ger t enth lt innen keine durch den Benutzer zu wartenden Teile Wartungs Anpassungs Instandhaltungs oder Reparaturarbeiten d rfen nur von geschultem Bedienungspersonal durchgef hrt werden Dieses Ger t hat keinen Netzschalter es wird beim Anschlie en des Netzka bels eingeschaltet C 5 oye moo pue AAS Safety and Regulatory Safety and Regulatory Statements Considerazioni sulla sicurezza Considerazioni sulla sicurezza Simbolo diriferimento alla documentazione Se il prodotto contras segnato da questo simbolo fare riferimento alla documentazione sul prodotto per ulteriori informazioni su di esso WARNING La dicitura WARNINGdenota un pericolo che pu causare lesioni o morte CAUTION La dicituraCAUTION denota un pericolo che pu danneggiare le attrezzature Non procedere oltre un avviso di WARNING o di CAUTION prima di aver compreso le condizi
51. us d taill es WARNING Dans la documentation un WARNING indique un danger susceptible d entrainer des dommages corporels ou la mort CAUTION Untexte de mise en garde intitul CAUTION indique un danger suscep tible de causer des dommages l quipement Ne continuez pas au del d une rubrique WARNING ou CAUTION avant d avoir bien compris les conditions pr sentant un danger et pris les mesures appropri es Cet appareil est un produit de classel et poss de une borne de mise laterre La source d alimentation principale doit tre munie d une prise de terre de s curit install e aux bornes du c blage d entr e sur le cordon d alimentation ou le cordon de raccordement fourni avec le produit Lorsque cette protection semble avoir t endommag e d brancher le cordon d alimentation jusqu ce que la mise la terre ait t r par e Mise la terre du cable de r seau local m si votre r seau local s tend sur une zone desservie par plus d un systeme de distribution de puissance assurez vous que les prises de terre de s curit soient convenablement interconnect es m Les c bles de r seaux locaux peuvent occasionnellement tre soumis des surtensions transitoires dangereuses telles que la foudre ou des perturbations dans le r seau d alimentation public Manipulez les composants m talliques du r seau avec pr cautions Aucune pi ce contenue l int rieur de ce produit ne peut tre r par e par l ut
52. vailable Contact your HP authorized dealer or reseller for more information Expansion Redundant Power Supply RPS 0 Expansion Slot Expansion slot modules have a colored extractor handles that match a color bar on the switch Before inserting a module verify that the color matches 2 5 uondu seadvez aoe UMIMS Switch 208 224 Description Switch 208 224 Description Switch Operation 2 6 Switch Operation Address Table Operation Address Learning As devices are connected to the switch ports either directly or through hubs or other switches that are connect to the switch the MAC addresses of those devices are learned automatically and stored in the Switch 208 224 s 8000 entry address table The switch also identifies the number of the port on which each address islearned so itknowsthe network location of each device Forwarding Filtering Flooding When the switch receives a packet it determines the destination address looks for the address in the address table Based onthe port location of that address the switch then determines whether to forward filter out or flood the packet m forward if the destination address is on a different port than the one on which the packet was received the packet is forwarded to the destination port and on to the destination device m filter out if the destination address is on the same port as the one on which the packet was received the packet is fil
53. ve at least 1 1 2 inches 3 8 cm of space for the power cord Caution Ensure that the switch does not overload the power circuits wiring and over current protection To determine the possi bility of overloading the supply circuits add together the ampere ratings of all devices installed on the same circuit as the switch and compare the total with the rating limit for the circuit The maximum ampere ratings are usually printed on the devices near the AC power connectors Caution Ensurethat the power source ci rcuits are properly grounded See the Safety Statements at the end of this manual Do not install the switch in an environment where the operating ambient temperature might exceed 55 C 131 F Make sure the air flow around the sides of the switch is not restricted 1 3 122 802 u234MS SUR 6unmisul Installi ng the Switch 208 224 Installing the Switch 208 224 Installation Steps Caution Expansion Slot 2 Install Any Optional Modules Install optional modules into the Management Slot Expansion Slot or trans ceiver slot by following the instructions in the manuals that accompany these products Each of the slot covers can be removed with either a flat bladed or Torx T 10 screwdriver Retain the slot covers for future use To avoid damage to circuitry in the switch and any modules always unplug the power from the switch before installing a module into the Expansion Slot Management Slot or transceiver slot
54. vides you support at an hourly rate In the U S call 1 800 790 5544 In other countries please contact your local HP Response Center to see if this service is available in your country m HP SupportPack Comprehensive Network Support provides complete prob lem resolution for medium to large interconnected local and wide area networks Contact your HP Authorized Reseller or the nearest HP Sales and Support Office for more information HP offers other hardware support services Please contact your reseller for more information Go hpsys Lib 7 Download j3178xx exe 1 800 790 5544 HP AdvanceStack Switch 208 224 Installation and Reference Guide Copyright 1997 Hewlett Packard Company All Rights Reserved This document contains information which is protected by copyright Reproduction adaptation or translation without prior permission is prohibited except as allowed under the copyright laws Publication Number 5966 5225 Edition 1 March 1997 Applicable Products HP J3175A AdvanceStack Switch 208T HP J 3177A AdvanceStack Switch 224T Hewlett Packard Company 8000 F oothills Boulevard m s 5552 Roseville California 95747 5552 http www hp com go network_city Disclaimer The information contained in this document is subject to change without notice HEWLETT PACKARD COMPANY MAKESNO WARRANTY OF ANY KIND WITH REGARD TO THIS MATERIAL INCLUDING BUT NOT LIMITED TO THE
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