Allied Telesis AT-GS900/8, Руководство по установке

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5
Preface ................................................................................................................................................................................11
Safety Symbols Used in this Document................................................................................................................................12
Where to Find Web-based Guides .......................................................................................................................................13
Contacting Allied Telesyn .....................................................................................................................................................14
Online Support ..............................................................................................................................................................14
Email and Telephone Support.......................................................................................................................................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
LEDs.....................................................................................................................................................................................19
Power Supplies.....................................................................................................................................................................21
Ethernet Switching Basics ....................................................................................................................................................22
MAC Address Table ......................................................................................................................................................22
Duplex Mode .................................................................................................................................................................22
Store and Forward.........................................................................................................................................................23
Back Pressure and Flow Control...................................................................................................................................24
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
Using a Switch on a Desktop................................................................................................................................................34
Installing the Power Cord Retaining Clip on the AT-GS900/8L Switch.................................................................................35
Mounting a Switch on the Wall .............................................................................................................................................37
Installing a Switch in a Rack.................................................................................................................................................39
Wiring the Switch..................................................................................................................................................................41
Powering On a Switch ..........................................................................................................................................................42
Powering On an AT-GS900/8 Switch ............................................................................................................................42
Powering On an AT-GS900/8E Switch..........................................................................................................................43
Warranty Registration...........................................................................................................................................................44
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
Appendix B: Translated Safety Statements ....................................................................................................................51
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