Allied Telesis AT-GS950/48 Installationsanleitung PDF herunterladen (Seite 5)

Preface ................................................................................................................................................................................11

Safety Symbols Used in this Document................................................................................................................................12

Where to Find Web-based Guides .......................................................................................................................................13

Contacting Allied Telesis ......................................................................................................................................................14

Online Support ..............................................................................................................................................................14

Email and Telephone Support .......................................................................................................................................14

Warranty........................................................................................................................................................................14

Returning Products........................................................................................................................................................14

Sales or Corporate Information .....................................................................................................................................14

Management Software Updates ....................................................................................................................................14

Chapter 1: Overview ..........................................................................................................................................................15

Features ...............................................................................................................................................................................16

Front and Back Panels .........................................................................................................................................................17

Ports .....................................................................................................................................................................................18

Twisted Pair Ports .........................................................................................................................................................18

SFP Ports ......................................................................................................................................................................18

LEDs.....................................................................................................................................................................................19

Power LED ....................................................................................................................................................................19

Port LEDs ......................................................................................................................................................................19

Power Supply .......................................................................................................................................................................21

Ethernet Switching Basics ....................................................................................................................................................22

MAC Address Table ......................................................................................................................................................22

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

Store and Forward.........................................................................................................................................................23

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

Network Topologies..............................................................................................................................................................25

Power Workgroup Topology ..........................................................................................................................................25

Collapsed Backbone .....................................................................................................................................................26

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 the 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 Management Session ..........................................................................................................................................42

Chapter 3: Troubleshooting ..............................................................................................................................................43

Appendix A: Technical Specifications .............................................................................................................................45

Physical Specifications .........................................................................................................................................................45

Environmental Specifications................................................................................................................................................45

Power Specifications ............................................................................................................................................................45

Safety and Electromagnetic Emissions Certifications...........................................................................................................45

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