Allied Telesis AT-8012M Installation Manual page 5

Duplex Mode..................................................................................................................................................................................................24
Maximum Distance......................................................................................................................................................................................24
Type of Cabling .............................................................................................................................................................................................25
Auto MDI/MDI-X ...........................................................................................................................................................................................25
Port Pinouts ....................................................................................................................................................................................................25
10/100/1000Base-T Twisted Pair Ports .........................................................................................................................................................26
Type of Connector........................................................................................................................................................................................26
Speed ................................................................................................................................................................................................................26
Duplex Mode..................................................................................................................................................................................................26
Maximum Distance......................................................................................................................................................................................26
Type of Cable .................................................................................................................................................................................................26
Auto MDI/MDI-X ...........................................................................................................................................................................................27
Port Pinouts ....................................................................................................................................................................................................27
Gigabit Interface Converter (GBIC) Expansion Slots ................................................................................................................................28
Module Expansion Slots ....................................................................................................................................................................................29
Twisted Pair Port LEDs and the LED Mode Select Button ......................................................................................................................30
Fiber Optic Port LEDs ..........................................................................................................................................................................................32
System LEDs ...........................................................................................................................................................................................................34
RS-232 Terminal Port ..........................................................................................................................................................................................35
Reset Button ...........................................................................................................................................................................................................36
RPS Connector .......................................................................................................................................................................................................37
AC Power Connector ...........................................................................................................................................................................................38
DC Power Connector ..........................................................................................................................................................................................39
A Few Basics about Ethernet Switching .......................................................................................................................................................40
MAC Address Table......................................................................................................................................................................................40
Duplex Mode..................................................................................................................................................................................................41
Store and Forward........................................................................................................................................................................................42
Backpressure and Flow Control ..............................................................................................................................................................42
Network Topologies ............................................................................................................................................................................................43
Power Workgroup Topology....................................................................................................................................................................43
Collapsed Backbone - Hub Topology....................................................................................................................................................44
Mixed Topology ............................................................................................................................................................................................45
Collapsed Backbone - Switch Topology...............................................................................................................................................46
Chapter 2
Installation ............................................................................................................................................................................................................47
Reviewing Safety Precautions .........................................................................................................................................................................48
Selecting a Site for the Switch .........................................................................................................................................................................49
Planning the Installation ...................................................................................................................................................................................50
Unpacking the Switch ........................................................................................................................................................................................52
Installing the Switch in a Rack .........................................................................................................................................................................53
Installing an Optional GBIC Module ..............................................................................................................................................................55
For the AT-8024GB.......................................................................................................................................................................................55
Installing an Optional Expansion or Stacking Module ...........................................................................................................................57
For the
AT-8012M,
AT-8012M-QS, AT-8016F/xx, AT-8024M, and AT-8088/xx......................................................................................................................57
Installing an Optional AT-RPS3004 Redundant Power Supply ............................................................................................................60
For the AT-8016F/xx, AT-8088/xx, and AT-8024M............................................................................................................................60
Cabling and Powering ON the Switch ..........................................................................................................................................................63
Wiring a DC Powered Unit ................................................................................................................................................................................68
Starting a Local Management Session .........................................................................................................................................................71
Warranty Registration .........................................................................................................................................................................................74
Chapter 3
AT-8000 Series Fast Ethernet Switches Installation Guide
5