Specifications

Hardware Reference 3
C613-03066-00 REV D
Contents
Models Covered By This Reference .................................................................... 4
Why You Should Read This Reference ............................................................... 4
Where To Find More Information ...................................................................... 5
Hardware Description ....................................................................................... 5
Switch Overview ......................................................................................... 5
AT-8800 Series Switch Models .................................................................... 8
AT-8824 ..................................................................................................... 8
AT-8848 ..................................................................................................... 8
Online Documentation ...................................................................................... 9
Accessing the CD-ROM and Online Documentation .................................... 9
AT-TFTP Server ................................................................................................... 9
Using Windows Terminal and Windows Hyperterminal .................................... 10
Switch Start-up ............................................................................................... 13
To log In ................................................................................................... 13
To access help .......................................................................................... 14
Start-up Procedures .................................................................................. 14
RS-232 Terminal Port (ASYN0) ......................................................................... 17
Useful Cables .................................................................................................. 18
RS-232 Terminal and Modem Cables ........................................................ 18
Cables for RJ-45 Ethernet LAN Interfaces .................................................. 19
Test Facility ..................................................................................................... 21
Ethernet LAN Port Tests ............................................................................ 21
Other Interface Tests ................................................................................. 23
Redundant Power Supply (RPS) ....................................................................... 23
AT-RPS8000 .............................................................................................. 24
Port, Connector, and Cable Combinations ...................................................... 26
Troubleshooting .............................................................................................. 26
LEDs and What They Mean ....................................................................... 26
Check these first ...................................................................................... 27
Some common problems and how to solve them ..................................... 28
Expansion Options .......................................................................................... 29
Gigabit Interface Converters (GBICs) ......................................................... 29
Dual In-line Memory Modules (DIMMs) ..................................................... 30
Contacting Us ................................................................................................. 30