Allied Telesis AT-GS950/16 Bedienungsanleitung

613-000190 Rev. A

Gigabit Ethernet

Smart Switches

AT-GS950/16

AT-GS950/24

Installation Guide

Microsoft and Internet Explorer are registered trademarks of Microsoft Corporation. Netscape Navigator is a registered

trademark of Netscape Communications Corporation. All other product names, company names, logos or other designations

mentioned herein are trademarks or registered trademarks of their respective owners.

Allied Telesyn, 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 Telesyn,

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 Telesyn, 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.

RFI Emissions FCC Class A, EN55022 Class A, EN61000-3-2, EN61000-3-3, C-TICK,

Immunity EN55024

Electrical Safety EN60950 (TUV), UL 60950 (CULUS)

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 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 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 numérique de la classe A respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada.

Warning: In a domestic environment this product may cause radio interference in

which case the user may be required to take adequate measures.

Laser Safety EN60825

Translated Safety Statements

Important: Appendix B contains translated safety statements for installing this equipment. When

you see the , go to Appendix B for the translated safety statement in your language.

Wichtig: Anhang B enthält übersetzte Sicherheitshinweise für die Installation dieses Geräts. Wenn

Sie sehen, schlagen Sie in Anhang B den übersetzten Sicherheitshinweis in Ihrer Sprache nach.

Importante: El Apéndice B contiene mensajes de seguridad traducidos para la instalación de este

equipo. Cuando vea el símbolo , vaya al Apéndice B para ver el mensaje de seguridad traducido

a su idioma.

Important : L'annexe B contient les instructions de sécurité relatives à l'installation de cet

équipement. Lorsque vous voyez le symbole , reportez-vous à l'annexe B pour consulter la

traduction de ces instructions dans votre langue.

Importante: l’Appendice B contiene avvisi di sicurezza tradotti per l’installazione di questa

apparecchiatura. Il simbolo , indica di consultare l’Appendice B per l’avviso di sicurezza nella

propria lingua.

Важно:Приложение B содержит переведенную инструкцию по безопасности при установке

данного устройства. Если Вы встретите , перейдите кПриложению B для получения

переведенной инструкции по безопасности.

Preface ..................................................................................................................................................................................9

Safety Symbols Used in this Document................................................................................................................................10

Where to Find Web-based Guides .......................................................................................................................................11

Contacting Allied Telesyn .....................................................................................................................................................12

Online Support ..............................................................................................................................................................12

Email and Telephone Support.......................................................................................................................................12

Returning Products........................................................................................................................................................12

Sales or Corporate Information .....................................................................................................................................12

Management Software Updates....................................................................................................................................12

Chapter 1: Overview ..........................................................................................................................................................13

Features ...............................................................................................................................................................................14

Front and Back Panels .........................................................................................................................................................15

Ports .....................................................................................................................................................................................16

Twisted Pair Ports .........................................................................................................................................................16

SFP Ports ......................................................................................................................................................................16

RS-232 Console Port ....................................................................................................................................................17

LEDs.....................................................................................................................................................................................18

Power Supply .......................................................................................................................................................................20

Ethernet Switching Basics ....................................................................................................................................................21

MAC Address Table ......................................................................................................................................................21

Duplex Mode .................................................................................................................................................................22

Store and Forward.........................................................................................................................................................22

Back Pressure and Flow Control...................................................................................................................................23

Network Topologies..............................................................................................................................................................24

Power Workgroup Topology ..........................................................................................................................................24

Collapsed Backbone .....................................................................................................................................................25

Chapter 2: Installation .......................................................................................................................................................27

Reviewing Safety Precautions..............................................................................................................................................28

Selecting a Site for the Switch..............................................................................................................................................30

Cabling .................................................................................................................................................................................31

Unpacking the Switch ...........................................................................................................................................................32

Installing the Switch on a Desktop........................................................................................................................................33

Installing a Switch in a Rack.................................................................................................................................................34

Installing an Optional SFP Transceiver ................................................................................................................................37

Cabling and Powering On the Switch ...................................................................................................................................39

Connecting the Twisted Pair Cables .............................................................................................................................39

Connecting the Fiber Optic Cables ...............................................................................................................................39

Powering On the Switch ................................................................................................................................................40

Starting a Local Management Session.................................................................................................................................42

Starting a Local Management Session..........................................................................................................................42

Chapter 3: Troubleshooting ..............................................................................................................................................45

Appendix A: Technical Specifications .............................................................................................................................47

Physical Specifications .........................................................................................................................................................47

Environmental Specifications................................................................................................................................................47

Power Specifications ............................................................................................................................................................47

Safety and Electromagnetic Emissions Certifications...........................................................................................................47

Connectors and Port Pinouts................................................................................................................................................48

Contents

Appendix B: Translated Safety Statements ....................................................................................................................51

Figure 1. AT-GS950/16 and AT-GS950/24 Front Panels ....................................................................................................15

Figure 2. AT-GS950/16 and AT-GS950/24 Back Panels.....................................................................................................15

Figure 3. AT-GS950/16 and GS950/24 System and Port LEDs..........................................................................................18

Figure 4. Power Workgroup Topology.................................................................................................................................24

Figure 5. Collapsed Backbone - Hub Topology...................................................................................................................25

Figure 6. Attaching the Rubber Feet ...................................................................................................................................33

Figure 7. Attaching the Rack-Mount Bracket to the AT-GS950/16......................................................................................34

Figure 8. Attaching the Rack-Mount Bracket to the AT-GS950/24......................................................................................34

Figure 9. Mounting the AT-GS950/16 Switch on the Rack ..................................................................................................35

Figure 10. Mounting the AT-GS950/24 Switch on the Rack................................................................................................35

Figure 11. Removing the Dust Plug from the SFP Slot .......................................................................................................37

Figure 12. Inserting the SFP................................................................................................................................................38

Figure 13. Connecting the Twisted Pair Data Cables..........................................................................................................39

Figure 14. Removing the Dust Plug from the SFP...............................................................................................................40

Figure 15. Connecting the Fiber Optic Cable ......................................................................................................................40

Figure 16. Plugging in the AC Power Cord..........................................................................................................................41

Figure 17. Connecting the Console Cable...........................................................................................................................42

Figure 18. Login Menu.........................................................................................................................................................43

Figure 19. Main Menu..........................................................................................................................................................43

Figure 20. RJ-45 Connector and Port Pin Layout................................................................................................................48

Figures

Table 1. Safety Symbols .....................................................................................................................................................10

Table 2. System LEDs ........................................................................................................................................................18

Table 3. 10/100/1000Base-T Port LEDs .............................................................................................................................18

Table 4. SFP Port LEDs .....................................................................................................................................................19

Table 5. Twisted Pair Cabling and Distances .....................................................................................................................31

Table 6. MDI Pin Signals (10Base-T or 100Base-TX) ........................................................................................................48

Table 7. MDI-X Pin Signals (10Base-T or 100Base-TX) ....................................................................................................48

Table 8. RJ-45 1000Base-T Connector Pinouts .................................................................................................................49

Tables

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