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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
Twisted Pair Ports .........................................................................................................................................................18
SFP Ports ......................................................................................................................................................................18
RS-232 Console Port ....................................................................................................................................................19
LEDs.....................................................................................................................................................................................20
Power Supply .......................................................................................................................................................................22
Ethernet Switching Basics ....................................................................................................................................................23
MAC Address Table ......................................................................................................................................................23
Duplex Mode .................................................................................................................................................................23
Store and Forward.........................................................................................................................................................24
Back Pressure and Flow Control...................................................................................................................................24
Network Topologies..............................................................................................................................................................26
Power Workgroup Topology ..........................................................................................................................................26
Collapsed Backbone .....................................................................................................................................................27
Chapter 2: Installation
.......................................................................................................................................................29
Reviewing Safety Precautions..............................................................................................................................................30
Selecting a Site for the Switch..............................................................................................................................................32
Cabling .................................................................................................................................................................................33
Unpacking the Switch ...........................................................................................................................................................34
Installing the Switch on a Desktop........................................................................................................................................35
Installing a Switch in a Rack.................................................................................................................................................36
Installing an Optional SFP Transceiver ................................................................................................................................39
Cabling and Powering On the Switch ...................................................................................................................................41
Connecting the Twisted Pair Cables .............................................................................................................................41
Connecting the Fiber Optic Cables ...............................................................................................................................41
Powering On the Switch ................................................................................................................................................42
Starting a Local Management Session .................................................................................................................................44
Starting a Local Management Session..........................................................................................................................44
Chapter 3: Troubleshooting
..............................................................................................................................................47
Appendix A: Technical Specifications
.............................................................................................................................49
Physical Specifications .........................................................................................................................................................49
Environmental Specifications................................................................................................................................................49
Power Specifications ............................................................................................................................................................49
Safety and Electromagnetic Emissions Certifications...........................................................................................................49
Connectors and Port Pinouts................................................................................................................................................50
Contents
Содержание AT-9000/24
Страница 1: ...613 000239 Rev A Layer 2 Gigabit Ethernet Switch AT 9000 24 Installation Guide...
Страница 6: ...Contents 6 Appendix B Translated Safety Statements 53...
Страница 8: ...Figures 8...
Страница 10: ...Tables 10...
Страница 28: ...Chapter 1 Overview 28...
Страница 46: ...Chapter 2 Installation 46...
Страница 48: ...Chapter 3 Troubleshooting 48...
Страница 52: ...Appendix A Technical Specifications 52...
Страница 74: ...Appendix B Translated Safety Statements 74 1 1 2 3 LAN 4 5 6 I 7 8 9 40 C 10 11 15 LAN OFF 12...
Страница 77: ...AT GA950 16 and AT GA950 24 Gigabit Ethernet Smart Switches Installation Guide 77 41 42 TEL PSTN 43 26 AWG...
Страница 78: ...Appendix B Translated Safety Statements 78...