Contents

Preface

11

Product Documentation

12

Starting a Management Session

13

Safety Symbols Used in this Document

14

Where to Find Web-based Guides

15

Contacting Allied Telesis

16

Online Support

16

Email and Telephone Support

16

Warranty

16

Returning Products

16

Sales or Corporate Information

16

Management Software Updates

16

Chapter 1: Overview

17

Introduction

18

Features

18

10/100/1000Base-T Twisted Pair Ports

20

Connector Type

20

Speed

20

Duplex Mode

20

Maximum Distance

20

Cable Type

21

Auto-MDI/MDI-X

21

Port Pinouts

21

Power over Ethernet

22

Power Budgeting

23

Implementation

23

Redundant Twisted Pair Ports

24

SFP Transceiver Slots

25

LEDs

26

PoE LEDs

26

10/100/1000Base-T Twisted Pair Port LEDs

27

SFP LEDs

27

System LED

28

Power Supply

29

Network Topologies

30

Power Workgroup Topology

30

Collapsed Backbone

30

Chapter 2: Installing the Hardware

33

Reviewing Safety Precautions

34

Selecting a Site for the Switch

36

Unpacking a Switch

37

Installing the Switch on a Desktop

38

Installing the Switch in an Equipment Rack

39

5

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Allied Telesis AT-GS950/8POE manual Contents