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Contents
Electrical Safety and Emissions Standards ................................................................................................................... 3
Preface ............................................................................................................................................................................... 7
How This Guide is Organized .............................................................................................................................................. 7
Document Conventions ....................................................................................................................................................... 8
Contacting Allied Telesyn .................................................................................................................................................... 9
Online Support .............................................................................................................................................................9
Email and Telephone Support ......................................................................................................................................9
Returning Products.......................................................................................................................................................9
For Sales or Corporate Information ..............................................................................................................................9
Chapter 1
Product Description ....................................................................................................................................................... 10
Features ............................................................................................................................................................................ 11
Standards .......................................................................................................................................................................... 11
Components ...................................................................................................................................................................... 12
Hardware Feature Description........................................................................................................................................... 13
Twisted Pair Ports ......................................................................................................................................................13
LEDs...........................................................................................................................................................................14
AC Power Connector..................................................................................................................................................15
A Few Ethernet Switching Basics ...................................................................................................................................... 16
MAC Address Table ...................................................................................................................................................16
Duplex Mode ..............................................................................................................................................................17
Store and Forward......................................................................................................................................................17
Backpressure and Flow Control .................................................................................................................................17
Network Topologies ........................................................................................................................................................... 18
Power Workgroup Topology .......................................................................................................................................18
Collapsed Backbone ..................................................................................................................................................19
Chapter 2
Installation ....................................................................................................................................................................... 20
Reviewing Safety Precautions ........................................................................................................................................... 21
Selecting a Site for the Switch ........................................................................................................................................... 22
Planning the Installation .................................................................................................................................................... 23
Unpacking the Switch ........................................................................................................................................................ 24
Installing the Switch on a Table or Desktop....................................................................................................................... 25
Installing the Switch in a Rack ........................................................................................................................................... 27
Cabling the Switch ............................................................................................................................................................. 29
Powering On the Switch .................................................................................................................................................... 30
Chapter 3
Troubleshooting ............................................................................................................................................................. 31
Appendix A
Technical Specifications ................................................................................................................................................ 32
Physical Specifications ...................................................................................................................................................... 32
Environmental Specifications............................................................................................................................................. 32
Power Specifications ......................................................................................................................................................... 32
Safety and Electromagnetic Emissions Certifications........................................................................................................ 33
Compliance Standards ...................................................................................................................................................... 33
RJ-45 Twisted Pair Port Connectors ................................................................................................................................. 33
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