Allied Telesis AT-GS950/16-10 User's Manual
Contents
1. usuurssesessnnnnnnnnnnnnnnnnrnnnnnen nennen nenn nnnnn ernennen nnsnennnnnn ernennen nennen EAEE EAEE nant 32 Installing an Optional SFP Transceiver 222 2 2 222 22a Ein elle 34 Cabling the Switch ea nr ch I Rein 37 Powering Onithe Switch usos aaa ii III BER 38 Chapter 3 Troubleshooting i 2 2222 Br ie 39 Appendix A Technical Specifications 44 4444444404040nnnnnnnnonnnnnnnnannnnnnnnnnnnnnnnnnnannnnnnnnnannnnnnnnnnnenrnn nenn 41 Physical Speeiieationsz 422 Hs A ER e E ne este E 41 Environmental Specifications iii a ra olaa nu Ira Henne IHRE En Rennen een 41 POWER ea E E A TE E A E AE A E 41 Safety and Electromagnetic Emissions CertificatiONS o ononnonnnncconnccnnnnncnnoncccnnnran cnc crnnnrrnr nenne EAEAN narran 42 Connectors and Port PINOUtS 2 aii tae 42 Contents Figures Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 AT GS950 16 and AT GS950 24 Front Panels oocooncccnonccnnoccccnncncnoncnnnnonononno cnn cnn nn nan n rr nennen nnnnnnnnennnnnnennnnennnnnnnr nun 17 AT GS950 16 and AT GS950 24 Back PanelS ooonocccnonicnnccccononccnnnnnnnnonn conan nn n nono nar nnnr nn 17 AT GS950 16 and AT GS950 24 System and Port LEDS oocooonccnnnocinnocccononnncnononcnnnrn conan nono norris 19 Power Workgroup Topology n ee en ne kun Rn an2. 100 1000Base T twisted pair port of the pair is active If an SFP transceiver is installed and has a link to an end node the twisted pair port in the pair is inactive The RS 232 console port is for local management of the switch with the AT S79 Management Software Local management uses the management cable supplied with the switch LEDs AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches Installation Guide The LEDs shown in Figure 3 display system and port status information AT GS950 16 MVE Allied Telesis AT GS950 1 6 16 Port 10 100 1000Mbps 2 SFP Combo WebSmart Switch 15 O De Da SPEED ae _ a 1297 AT GS950 24 AT Alied Telesis AT GS950 24 24 Port 10 100 1000Mbps 2 SFP Combo WebSmart Switch 1 TELDE ow Woe E SPEED LINKJACT SPEED LINK ACT LIN POWER 2 4 6 8 10 12 14 16 18 20 22 24 23 24 Sr a 1298 Figure 3 AT GS950 16 and AT GS950 24 System and Port LEDs Table 2 describes the system LEDs Table 2 System LEDs LED State Description POWER _ Off The switch is not receiving power On The switch is receiving power Table 3 describes the LEDs for the 10 100 1000Base T ports Table 3 10 100 1000Base T Port LEDs LED State Description SPEED On The port is operating at 1000 Mbps Off The port is operating at 10 100 Mbps or no link is established Chapter 1 Overview 20 Tab
3. Topology 24 switch with a dedicated network link AT GS950 24 Switch a en Tal le er vr DA ee a np ing ing ca pin rt aes Loe MERETE PEETER u a Dan Legend 100 Mbps 1000 Mbps Figure 4 Power Workgroup Topology 22 AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches Installation Guide Collapsed _ In the topology illustrated in Figure 5 the AT GS950 16 is connected to Backbone ther managed and unmanaged Ethernet switches to form a collapsed backbone topology The AT GS950 16 Switch functions as the focal point of the network by transferring Ethernet frames between the switches This topology reduces the amount of unnecessary traffic in each workgroup because the AT GS950 16 Switch transfers frames only when the source and destination end nodes are located on different switches This frees up bandwidth and improves network performance AT GS950 16 Switch AVE Nied Telesis AT GS950 16 vert iorcooi age y 2srr Coto asoman Sac AT GS900 16 Switch AT GS900 8E Switch ee E wu a i Z gt Legend 10 Mbps A A 100 Mbps 1000 Mbps Figure 5 Collapsed Backbone Topology 23 Chapter 1 Overview 24 Chapter 2 Installation This chapter contains the following sections Reviewing Sa
4. are available from the following Internet sites O Allied Telesis web site www alliedtelesis com O Allied Telesis FTP server ftp ftp alliedtelesis com If the FTP server prompts you to log on enter anonymous as the user name and your email address as the password Chapter 1 Overview This chapter describes the AT GS950 16 and AT GS950 24 Layer 2 Gigabit Ethernet Switches The sections in the chapter are Features on page 16 Front and Back Panels on page 17 Ports on page 18 LEDs on page 19 Power Supply on page 21 un no no 2 0 0 Network Topologies on page 22 Chapter 1 Overview Features The features of the AT GS950 16 and AT GS950 24 Gigabit Ethernet Switches include O LEDs for unit and port status 0 16 or 24 Auto Negotiating 10 100 1000Base T twisted pair ports with RJ 45 connectors Two small form factor pluggable SFP ports Auto MDI MDI X on the twisted pair ports IEEE 802 3 and IEEE 802 3u compliant IEEE 802 3x flow control in full duplex operation back pressure in half duplex operation IEEE 802 1P based Quality of Service support IEEE 802 1Q based tagged VLAN support IEEE 802 1X based authentication Port mirroring un oo 0 0 Link aggregation Store and forward switching mode Dynamic Host Configuration Protocol DHCP client 8K MAC address table with automatic aging no nn nn 2 2 20 n Menus and web based configuration using the AT
5. the connectors and connector pinouts for the AT GS950 16 and AT GS950 24 switches and their components Figure 15 illustrates the pin layout for an RJ 45 connector and port AD 1 Figure 15 RJ 45 Connector and Port Pin Layout Table 6 lists the RJ 45 pin signals when a twisted pair port is operating in the MDI configuration Table 6 MDI Pin Signals 10Base T or 100Base TX Pin Signal 1 TX 2 TX 3 RX 6 RX 42 AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches Installation Guide Table 7 lists the RJ 45 port pin signals when a twisted pair port is operating in the MDI X configuration Table 7 MDI X Pin Signals 10Base T or 100Base TX Pin Signal 1 RX RX TX 2 3 6 TX Table 8 lists the RJ 45 connector pins and their signals when a 1000Base T port is operating at 1000 Mbps Table 8 RJ 45 1000Base T Connector Pinouts Pin Pair Signal TX and RX TX and RX TX and RX TX and RX TX and RX TX and RX TX and RX 0 J O O AJ OJN B BLM Ww wl hd TX and RX 43 Appendix A Technical Specifications 44
6. with the manufacturer s maximum rated ambient temperature Tmra 47 E35 Caution Installation of the equipment in a rack should be such that the amount of air flow required for safe operation of the equipment is not compromised 2 E36 Warning Reliable earthing of rack mounted equipment should be maintained Particular attention should be given to supply connections other than direct connections to the branch circuits e g use of power strips amp E37 27 Chapter 2 Installation Selecting a Site for the Switch 28 Observe the following requirements when choosing a site for your switch o un oo 0 0 If you plan to install the switch in an equipment rack ensure that the rack is safely secured and that it will not tip over Devices in a rack should be installed starting at the bottom with the heavier devices near the bottom of the rack If you are installing the switch on a table ensure that the table is level and secure The power outlet for the switch should be located near the unit and should be easily accessible The site should provide for easy access to the ports on the front ofthe switch This will make it easier for you to connect and disconnect cables as well as view the switch s LEDs To allow proper cooling of the switch air flow around the unit and through its vents on the side and rear should not be restricted Do not place objects on top of the switch Do not expose the switch to mois
7. Gigabit Ethernet Smart Switches AT GS950 16 AT GS950 24 Installation Guide AN Allied Telesis 613 000190 Rev B Copyright O 2007 Allied Telesis Inc All rights reserved No part of this publication may be reproduced without prior written permission from Allied Telesis Inc Allied Telesis and the Allied Telesis logo are trademarks of Allied Telesis Incorporated All other product names company names logos or other designations mentioned herein are trademarks or registered trademarks of their respective owners Allied Telesis Inc reserves the right to make changes in specifications and other information contained in this document without prior written notice The information provided herein is subject to change without notice In no event shall Allied Telesis Inc be liable for any incidental special indirect or consequential damages whatsoever including but not limited to lost profits arising out of or related to this manual or the information contained herein even if Allied Telesis Inc has been advised of known or should have known the possibility of such damages Electrical Safety and Emissions Standards This product meets the following standards U S Federal Communications Commission Radiated Energy Note This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of FCC Rules These limits are designed to provide reasonable protection against harmful in
8. Mounting the AT GS950 16 Switch in an Equipment Rack 4 N le oa 000 oo o 00 o Figure 10 Mounting the AT GS950 24 Switch in an Equipment Rack 33 Chapter 2 Installation Installing an Optional SFP Transceiver The AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches have two slots for optional SFP transceivers To install an SFP transceiver perform the following procedure Note The transceiver can be hot swapped you do not need to power off the switch to install a transceiver However always remove the cables before removing the transceiver Note You should always install the transceiver before connecting the fiber optic cables to it 1 Remove the transceiver from its shipping container and store the packaging material in a safe location A Warning An SFP transceiver can be damaged by static electricity Be sure to observe all standard electrostatic discharge ESD precautions such as wearing an antistatic wrist strap to avoid damaging the transceiver 2 Remove the dust plug from the SFP slot as shown in Figure 11 Figure 11 Removing the Dust Plug from the SFP Slot 3 Position the SFP transceiver with the label facing up 34 AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches Installation Guide 4 Slide the transceiver into the SFP slot until it clicks into place Figure 12 Inserting the SFP 5 Verify th
9. S79 management software AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches Installation Guide Front and Back Panels Figure 1 illustrates the front panels of the AT GS950 16 and AT GS950 24 Gigabit Ethernet Switches AT GS950 16 AYE Alied Telesis AT GS350 16 Be weg nme ar TT TT A i o lt PPPE PEPE m m a Port and System LEDs 10 100 1000Base SFP Ports Twisted Pair Ports Console Port AT GS950 24 AV Allied Telesis AT GS950 24 2 Pon 10100r1000MBps 2 SFP Combo Websmart Swich sotto a Port and System LEDs 10 100 1000Base Twisted Pair Ports SFP Ports Console Port Figure 1 AT GS950 16 and AT GS950 24 Front Panels Figure 2 illustrates the back panel of the switches AT GS950 16 and AT GS950 24 U Em 100 240 VAC 733 Figure 2 AT GS950 16 and AT GS950 24 Back Panels Chapter 1 Overview Ports Twisted Pair Ports Uplink Combo Ports RS 232 Console Port The AT GS950 16 and AT GS950 24 Layer 2 Gigabit Ethernet Switches feature 16 or 24 twisted pair ports and two slots for optional SFP transceivers The twisted pair ports are 10Base T 100Base TX and 1000Base TX compliant They automatically set their speed and duplex mode with IEEE 802 3u Auto Negotiation If desired you can disable Auto Negotiation on a port and manually set
10. Safety Symbols Used in this Document uuuss4444ssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnen nenne nnnnnennnnnnen nenne nnnnnnnnner nennen dini i a 12 Where to Find Web based Guildes 2 2 2 222 4224 da 13 Contacting Allied Telesis 0 A ase a en ae 14 Online SUPPOM aE eE e E E ii sete eescebet anceaeg ened 14 Email and Telephone Support a Edi 14 Returning Products ria a 14 Sales of C rporate Information r u essen enden ga rate aiii 14 CN EEEE E EE O E O Ot erry Pree 14 Management Software Updates ccoo cidade 14 Chapter 1 OVervieWiliocoreuucurlm dadas nda tada 15 Feat res ii acid 16 Front and Back Panel ui ta iia 17 Ports A nl ee ee A td ita 18 Tit Rall Pr i cehageg cute conscestasvhegdugrdseuceeg ETET 18 Uplink Combo Ports viii A ritos 18 Ro 232 Console PO ti id 18 A AN 19 POWER UA Arcos 21 Network Topologies iuciociii a dido 22 Power Workgroup Topology 0 bs 22 Collapsed Backbone iiiioricanaa ai it decada one 23 Chapter 2 Installation lt gt dl dd don a inal ardid drenado ol act ei 25 Reviewing Safety Precautions comico sued a Aa AE eivewenitesssbdnriesueeedayiieeecuanenteeeeddaecesenusdgeecdentedaees 26 selecting Site for the UIC A dip gesdecd sds uadenasacerbedeep tiers 28 Cable Specification voii ee nn I io 29 Unpacking the Switchi2 iia A A A te 30 Installing the Switch On a Desktop vii cei cccsecetee ets diarii dicta doc 31 Installing the Switch in an Equipment Rack
11. Switch 30 To unpack the switch perform the following procedure 1 Remove all components from the shipping package Note Store the packaging material in a safe location You must use the original shipping material if you need to return the unit to Allied Telesis 2 Place the switch on a level secure surface 3 Verify that the following hardware components are included in your switch package If any item is missing or damaged contact your Allied Telesis sales representative for assistance One AT GS950 16 or AT GS950 24 Smart Switch Two rack mount brackets Eight rack mount bracket screws black Four rack mounting screws stainless steel Four rubber feet for desktop use One management cable One power cord o2 non on 2 2 n Documentation CD AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches Installation Guide Installing the Switch on a Desktop You can install the AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches on a desktop or in a standard 19 inch equipment rack To install the switch in a rack refer to Installing the Switch in an Equipment Rack on page 32 To place the switch on a desktop perform the following procedure 1 Remove all equipment from the package and store the packaging material in a safe place 2 Turn the switch over and attach the four rubber feet to the bottom of e a1a r8 w 0096 9 St F10SN09 z ums the switch as
12. able Equipment The socket outlet shall be installed near the equipment and shall be easily accessible 2 7 E5 3 Verify that the POWER LED is green If the LED is OFF refer to Chapter 3 Troubleshooting on page 39 The switch is now powered on and ready for network operations For information on how to manage the switch refer to the AT S79 Management Software User s Guide Chapter 3 Troubleshooting This chapter contains information on how to troubleshoot the switch if a problem occurs Note For further assistance please contact Allied Telesis Technical Support Refer to Contacting Allied Telesis on page 14 Check the POWER LED on the front of the switch If the LED is off indicating that the unit is not receiving power do the following m Verify that the power cord is securely connected to the power source and to the AC connector on the back panel of the switch Verify that the power outlet has power by connecting another device to it Try connecting the unit to another power source Try using a different power cord Verify that the voltage from the power source is within the required levels for your region Verify that the LINK ACT LED for each port is ON Ifa LINK ACT LED is OFF do the following m m Verify that the end node connected to the port is powered on and is operating properly Verify that the twisted pair cable is securely connected to the port on the switch an
13. arthed The power plug must be connected to a properly wired earth ground socket outlet An improperly wired socket outlet could place hazardous voltages on accessible metal parts 2 E4 Pluggable Equipment The socket outlet shall be installed near the equipment and shall be easily accessible 4 E5 A Caution Air vents must not be blocked and must have free access to the room ambient air for cooling 47 E6 Warning Operating Temperature This product is designed for a maximum ambient temperature of 40 degrees C 47 E7 All Countries Install product in accordance with local and National Electrical Codes 2 E8 AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches Installation Guide Circuit Overloading Consideration should be given to the connection of the equipment to the supply circuit and the effect that overloading of circuits might have on overcurrent protection and supply wiring Appropriate consideration of equipment nameplate ratings should be used when addressing this concern amp E21 Warning Mounting of the equipment in the rack should be such that a hazardous condition is not created due to uneven mechanical loading amp E25 If installed in a closed or multi unit rack assembly the operating ambient temperature of the rack environment may be greater than the room ambient temperature Therefore consideration should be given to installing the equipment in an environment compatible
14. at the handle on the transceiver is in the upright position as shown in Figure 13 This secures the transceiver and prevents it from being dislodged from the slot SFP Transceiver Handle 1300 Figure 13 Positioning the SFP Handle in the Upright Position 6 Repeat steps 2 through 5 to install another SFP transceiver Note SFP transceivers are dust sensitive When a fiber optic cable is not installed or when you store the SFP always keep the plug in the optical bores When you do remove the plug keep it for future use 35 Chapter 2 Installation 36 Note Unnecessary removal and insertion of an SFP can lead to premature failure For information on the cable specifications of the SFP consult the documentation shipped with the SFP Cabling the Switch AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches Installation Guide Observe the following guidelines when connecting twisted pair and fiber optic cables to the ports on the switch m m The connector on the cable should fit snugly into the port on the switch The tab on the connector should lock the connector into place Because the twisted pair ports have auto MDI MDI X you can use straight through twisted pair cable to connect any type of network device to the switch If your network topology contains a loop where two or more network devices can communicate with each other over more than one network path do not conne
15. ct the network cables forming the loop until after you have activated the Rapid Spanning Tree Protocol on the switch Data loops can adversely affect network performance If you are creating a port trunk configure the switch s management software before connecting the cables of the trunk to the switch Otherwise a network loop will result which can adversely affect network performance In order for a switch port to successfully Auto Negotiate its duplex mode with an end node the end node should also be using Auto Negotiation Otherwise a duplex mode mismatch can occur A switch port using Auto Negotiation defaults to half duplex if it detects that the end node is not using Auto Negotiation This can result in a mismatch if the end node is operating at a fixed duplex mode of full duplex To avoid this problem disable Auto Negotiation on a switch port and set the port s speed and duplex mode manually if the end node has a fixed duplex mode of full duplex 37 38 Chapter 2 Installation Powering On the Switch To power on the switch perform the following procedure 1 Plug the power cord into the AC power connector on the back of the switch as shown in Figure 14 741 Figure 14 Plugging in the AC Power Cord 2 Plug the other end of the power cord into a wall outlet A Warning Power cord is used as a disconnection device To de energize equipment disconnect the power cord 24 E3 Plugg
16. d to the port on the end node Verify that the twisted pair cable does not exceed 100 meters 328 feet Verify that you are using the appropriate category of twisted pair cable Category 3 or better for 10 Mbps operation and Category 5 and Category 5E for 100 and 1000 Mbps operation Note A 1000Base connection may require five to ten seconds to establish a link 39 Chapter 3 Troubleshooting 40 Appendix A Technical Specifications Physical Specifications Dimensions AT GS950 16 330 mm x 230 7 mm x 43 2 mm 12 99 in x 9 08 in x 1 7 in AT GS950 24 440 mm x 257 mm x 43 2 mm 17 32 in x 10 12 in x 1 7 in Weight AT GS950 16 2 38 kg 5 25 lbs AT GS950 24 3 25 kg 7 15 lbs Environmental Specifications Operating Temperature Storage Temperature Operating Humidity Storage Humidity Operating Altitude Range Power Specifications 0 C to 40 C 32 F to 104 F 25 C to 70 C 13 F to 158 F 5 to 90 non condensing 5 to 95 non condensing Up to 3 000 m 9 843 ft Input Supply Voltage Power Consumption 100 240 VAC 50 60 Hz AT GS950 16 33 W AT GS950 24 37 2 W 41 Appendix A Technical Specifications Safety and Electromagnetic Emissions Certifications EMI RFI FCC Class A EN55022 Class A CISPR Class A Immunity EN55024 Electrical Safety EN60950 TUV UL60950 UL us C TICK CE Connectors and Port Pinouts This section lists
17. ennaees 29 MDI Pin Signals 10Base T or 100Base TX u00424440n0nnnnnnnnnnnnannnnnnnnnannnnnnnnnannnnnnnnnnnnnnnnnnnnnannnn nn nnannnnnn 42 MDI X Pin Signals 10Base T or 100Base TX ursnueessnnnnnnnennnnnnnnnnnnnnnnnnnnnnnnnn nennen nennen nnnnennnnnnnnnnsnennnn er nnnn 43 RJ 45 1000Base T Connector Pinouts uursnsnrnnnnersnnnnennnnnnnnnnnenennn nennen ernennen ernennen nene nera nr nn rra 43 Tables Preface This guide contains installation instructions for the AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches This preface contains the following sections o Safety Symbols Used in this Document on page 12 O Where to Find Web based Guides on page 13 o Contacting Allied Telesis on page 14 Preface Safety Symbols Used in this Document This document uses the safety symbols defined in Table 1 Table 1 Safety Symbols Symbol Meaning Description Caution Performing or omitting a specific action may AN result in equipment damage or loss of data Warning Performing or omitting a specific action may A result in electrical shock AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches Installation Guide Where to Find Web based Guides The installation and user guides for all Allied Telesis products are available in portable document format PDF on our web site at www alliedtelesis com You can view the documents online or dow
18. fety Precautions on page 26 Selecting a Site for the Switch on page 28 Cable Specifications on page 29 Unpacking the Switch on page 30 Installing the Switch on a Desktop on page 31 Installing the Switch in an Equipment Rack on page 32 Installing an Optional SFP Transceiver on page 34 Cabling the Switch on page 37 Oagoaaqadaada a Powering On the Switch on page 38 25 Chapter 2 Installation Reviewing Safety Precautions 26 Please review the following safety precautions before you begin to install the chassis or any of its components Note The amp indicates that a translation of the safety statement is available in a PDF document titled Translated Safety Statements 613 000405 posted on the Allied Telesis website at www alliedtelesis com A Warning To prevent electric shock do not remove the cover No user serviceable parts inside This unit contains hazardous voltages and should only be opened by a trained and qualified technician To avoid the possibility of electric shock disconnect electric power to the product before connecting or disconnecting the LAN cables 2 7 E1 A Warning Do not work on equipment or cables during periods of lightning activity 417 E2 A Warning Power cord is used as a disconnection device To de energize equipment disconnect the power cord 24 E3 A Warning Class Equipment This equipment must be e
19. heben 22 Collapsed Backbone Topoldgy u a een een eh 23 Attaching the Rubber Feet 2 ai ibi 31 Attaching the Rack Mount Bracket to the AT GS950 16 Switch uurssesesssennennnnnnnnnnnennnnnen nennen nnnnn nennen 32 Attaching the Rack Mount Bracket to the AT GS950 24 Switch uurssesssnenneennnnnnnnnnennnnnnn nennen nnnnn ernennen 32 Mounting the AT GS950 16 Switch in an Equipment Rack u42244rnnnener seen nnnnnnnnnnnnnnnnnnnnnnnnn anne nennen nn nn 33 Mounting the AT GS950 24 Switch in an Equipment Rack uursseeesnnnnnnnnnnnennnennnnennnnnennnnnn nennen ern nern 33 Removing the Dust Plug from the SFP Slot 244000sss2snnsnnnnnnnnnnennnnnnnnnnnnnnnnnnnnnnennnnnnnnnnnnnnnnnnnnnnnnn nenn 34 Inserting the SFP ee ge rico hun aah ONE On ne io clasica se ne 35 Positioning the SFP Handle in the Upright Position u 2424rs4nnnennnnnnnnnnnnnnnnnn ernennen nnnnnnnnnnnen nenn nnnnnennnnnnn ran 35 Plugging iin the AC Power Cordon 38 RJ 45 Connector and Port Pin Layout icc aestiia ana aie a Wee eee 42 Figures Tables Table 1 Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 Safety SYMDO S viii toco 12 System LEDS nn nn A A iia 19 10 100 1000Base T Port EDS vta hs a E 19 SEP Port LEDS A ee ee bd 20 Twisted Pair Cabling and Distances 0 0 0 ec eeeceeeeeeeneeeeeneeceeeeeeeaeeceaaeesseeeeeseeeseaaeeesneaeeeeesesaeeeseseeeesneeeeenaeee
20. le 3 10 100 1000Base T Port LEDs Continued LED State Description LINK ACT Off The port has not established a link with an end node Blinking The port is transmitting or receiving data Green Green A valid link has been established on the port Table 4 describes the LEDs for the SFP ports Table 4 SFP Port LEDs LED State Description LINK ACT Off The port has not established a link with an end node Blinking The port is transmitting or receiving data Green Green A valid link has been established on the port AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches Installation Guide Power Supply The switches have an internal power supply with a single AC power supply socket on the back panel which features autoswitch AC inputs To power the switch on or off connect or disconnect the power cord provided with the switch A power cord is supplied with the switch Note For the power requirements refer to Power Specifications on page 41 21 Chapter 1 Overview Network Topologies This section illustrates two network topologies of the AT GS950 16 and AT GS950 24 Layer 2 Gigabit Ethernet Switches a power workgroup and collapsed backbone Power The topology shown in Figure 4 is commonly referred to as a power Workgroup workgroup topology This topology provides the best in performance and reliability because each end node is connected directly to the AT GS950
21. nload them onto a local workstation or server Preface Contacting Allied Telesis Online Support Email and Telephone Support Returning Products Sales or Corporate Information Warranty Management Software Updates This section provides Allied Telesis contact information for technical support as well as sales and corporate information You can request technical support online by accessing the Allied Telesis Knowledge Base www alliedtelesis com support kb aspx You can use the Knowledge Base to submit questions to our technical support staff and review answers to previously asked questions For Technical Support via email or telephone refer to the Support section of the Allied Telesis web site www alliedtelesis com Products for return or repair must first be assigned a return materials authorization RMA number A product sent to Allied Telesis without an RMA number will be returned to the sender at the sender s expense For instructions on how to obtain an RMA number go to the Support section on our web site at www alliedtelesis com You can contact Allied Telesis for sales or corporate information through our web site at www alliedtelesis com The AT GS950 16 and AT GS950 24 Switches have a Lifetime Warranty 24 Months Fan and PSU Go to www alliedtelesis com warranty for the terms and conditions of the warranty and for warranty registration New releases of the management software for our managed products
22. shown in Figure 6 a yo UOJIMS UBUISGOM OQUIO dAS Z S AWOOOL 001 01 HOd 9L 9 L OS6SD LV 852 21 Pl a 9 tL zk oL 8 9 v z r mee 3 8 des a a Wa a ies SL EL b 6 t E s 1299 Figure 6 Attaching the Rubber Feet 3 Turn the switch over again and place it on a flat secure surface such as a desk or table leaving ample space around the unit for ventilation 31 Chapter 2 Installation Installing the Switch in an Equipment Rack To install the switch in a standard 19 inch equipment rack perform the following procedure 1 Ifattached remove the rubber feet using a flat head screwdriver 2 Install a bracket on one side of the switch using a Phillips screwdriver and four of the rack mount screws included with the switch Figure 7 and Figure 8 illustrate installing the brackets on the AT GS950 16 and AT GS950 24 Switches respectively Figure 7 Attaching the Rack Mount Bracket to the AT GS950 16 Switch Figure 8 Attaching the Rack Mount Bracket to the AT GS950 24 Switch 3 Repeat step 2 to attach the remaining bracket to the other side of the switch 32 AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches Installation Guide Mount the switch in a standard 19 inch equipment rack using the four large screws included Figure 9 and Figure 10 show how to mount the AT GS950 16 Switch and AT GS950 24 Switch respectively Figure 9
23. terference 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 this instruction manual may 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 Note Modifications or changes not expressly approved of by the manufacturer or the FCC can void your right to operate this equipment Industry Canada This Class A digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la classe A respecte toutes les exigences du Reglement sur le mat riel brouilleur du Canada RFI Emissions FCC Class A EN55022 Class A EN61000 3 2 EN61000 3 3 C TICK CE Warning In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures Immunity EN55024 Electrical Safety EN60950 TUV UL 60950 CULys A Laser Safety EN60825 Translated Safety Statements Important The indicates that a translation of the safety statement is available in a PDF document titled Translated Safety Statements 613 000405 posted on the Allied Telesis website at www alliedtelesis com Contents Preface iii ibi 11
24. the speed and duplex mode Note If a switch port is connected to an end node that is not using Auto Negotiation you should disable Auto Negotiation on the port and set its speed and duplex mode manually Otherwise a duplex mode mismatch might occur The twisted pair ports feature 8 pin RJ 45 connectors For the port pinouts refer to Connectors and Port Pinouts on page 42 The ports have a maximum operating distance of 100 m 328 feet For 10 Mbps operation the ports require Category 3 or better 100 ohm shielded or unshielded twisted pair cabling For 100 or 1000 Mbps operation the ports require Category 5 or Enhanced Category 5 5E 100 ohm shielded or unshielded twisted pair cabling Also featured on the ports is auto MDI which automatically configures the ports as MDI or MDI X This allows you to use straight through twisted pair cable regardless of the configuration of the ports on the end nodes The switch has two pairs of uplink ports each consisting of one 10 100 1000Base T twisted pair port and one slot for an optional SFP transceiver The ports are numbered 15 and 16 on the AT GS950 16 Switch and 23 and 24 on the AT GS950 24 Switch You can use one port in a combo pair at a time A link on an SFP transceiver takes precedence over a link on a 10 100 1000Base T twisted pair port in the same combo pair If the SFP slot is empty or if it has an SFP module but the module does not have a link to an end node the 10
25. ture or water Ensure that the site is a dust free environment You should use dedicated power circuits or power conditioners to supply reliable electrical power to the network devices Cable Specifications AT GS950 16 and AT GS950 24 Gigabit Ethernet Smart Switches Installation Guide Table 5 contains the cable specifications for the twisted pair ports Speed Table 5 Twisted Pair Cabling and Distances Type of Cable Maximum Operating Distance 10 Mbps Standard TIA ElA 568 B compliant Category 3 or better shielded or unshielded cabling with 100 ohm impedance and a frequency of 16 MHz 100 m 328 ft 100 Mbps 1000 Mbps Standard TIA EIA 568 A compliant Category 5 or TIA ElA 568 B compliant Enhanced Category 5 Cat 5e shielded or unshielded cabling with 100 ohm impedance and a frequency of 100 MHz Standard TIA EIA 568 A compliant Category 5 or TIA EIA 568 B compliant Enhanced Category 5 Cat 5e shielded or unshielded cabling with 100 ohm impedance and a frequency of 100 MHz 100 m 328 ft 100 m 328 ft Note The twisted pair ports on the switch feature auto MDI when operating at 10 100 or 1000 Mbps Each of the ports is individually configured as MDI or MDI X when connected to an end node Consequently you can use a straight through twisted pair cable when connecting any type of network device to a port on the switch 29 Chapter 2 Installation Unpacking the
Download Pdf Manuals
Related Search