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Contents
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
For Sales or Corporate Information...............................................................................................................................14
Chapter 1: Overview ..........................................................................................................................................................15
Features ...............................................................................................................................................................................16
Front and Back Panels .........................................................................................................................................................17
Ports .....................................................................................................................................................................................18
Twisted Pair Ports .........................................................................................................................................................18
SFP Ports......................................................................................................................................................................18
LEDs.....................................................................................................................................................................................19
Power Supply .......................................................................................................................................................................21
Ethernet Switching Basics....................................................................................................................................................22
MAC Address Table ......................................................................................................................................................22
Duplex Mode .................................................................................................................................................................23
Store and Forward.........................................................................................................................................................23
Back Pressure and Flow Control...................................................................................................................................24
Network Topologies..............................................................................................................................................................25
Power Workgroup Topology..........................................................................................................................................25
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
Mounting the Switch on a Wall .............................................................................................................................................34
Installing the Switch in a Rack..............................................................................................................................................36
Installing an Optional SFP Transceiver ................................................................................................................................38
Cabling and Powering On the Switch...................................................................................................................................40
Connecting the Twisted Pair Cables .............................................................................................................................40
Connecting the Fiber Optic Cables ...............................................................................................................................40
Powering On the Switch................................................................................................................................................41
Starting a Remote Management Session.............................................................................................................................43
Resetting the Switch.............................................................................................................................................................45
Chapter 3: Troubleshooting ..............................................................................................................................................47
Checking the LEDs...............................................................................................................................................................48
Checking the POWER LED...........................................................................................................................................48
Checking the L/A LED...................................................................................................................................................48
Appendix A: Technical Specifications .............................................................................................................................49
Physical Specifications.........................................................................................................................................................49
Environmental Specifications................................................................................................................................................49