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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
Returning Products........................................................................................................................................................14
For Sales or Corporate Information...............................................................................................................................14
Warranty........................................................................................................................................................................14
Management Software Updates....................................................................................................................................14
Chapter 1: Overview ..........................................................................................................................................................15
Introduction...........................................................................................................................................................................16
Key Features ........................................................................................................................................................................17
10/100Base-TX Twisted Pair Port ........................................................................................................................................18
Type of Connector.........................................................................................................................................................18
Port Speed ....................................................................................................................................................................18
Duplex Mode .................................................................................................................................................................18
Maximum Distance........................................................................................................................................................18
Type of Cabling .............................................................................................................................................................19
Auto
MDI/MDI-X............................................................................................................................................................................19
Port Pinouts...................................................................................................................................................................19
100Base-FX Fiber Optic Port................................................................................................................................................20
Type of Connector.........................................................................................................................................................20
Port Speed ....................................................................................................................................................................20
Duplex Mode .................................................................................................................................................................20
Maximum Distance........................................................................................................................................................20
Type of Cable................................................................................................................................................................20
Optical Output Power ....................................................................................................................................................20
Optical Receiver Sensitivity...........................................................................................................................................20
Operating Modes..................................................................................................................................................................21
Link Test Mode..............................................................................................................................................................21
MissingLink Mode..........................................................................................................................................................21
Smart MissingLink Mode.........................................................................................................
......................................22
Setting the Operating Mode ..........................................................................................................................................23
Power over Ethernet.............................................................................................................................................................24
Power Budgeting...........................................................................................................................................................25
Implementation..............................................................................................................................................................25
LEDs.....................................................................................................................................................................................26
Power LED ....................................................................................................................................................................26
10/100Base-TX Twisted Pair Port LEDs .......................................................................................................................27
100Base-FX Fiber Optic Port LEDs...............................................................................................................................27
Operating Mode LEDs...................................................................................................................................................28
PoE PWR LEDs ............................................................................................................................................................28
DIP Switches ........................................................................................................................................................................29
A Few Basics about Ethernet Switching...............................................................................................................................30
MAC Address Table ......................................................................................................................................................30
Store and Forward.........................................................................................................................................................30
Network Topologies..............................................................................................................................................................31