Allied Telesis AT-8900 - Table of Contents

Hardware Reference 1
Software Release 3.0.2
C613-03092-00 REV C
Contents
Models Covered by this Document .................................................................... 3
Why You Should Read This Document .............................................................. 3
Hardware Overview .......................................................................................... 4
Dimensions ................................................................................................ 4
Mounting system ....................................................................................... 4
Asynchronous serial port ............................................................................ 4
AT-8900 Series Switch ................................................................................ 5
Environmental conditions ..................................................................... 5
Regulatory standards ........................................................................... 5
Switching core ..................................................................................... 5
Processing core .................................................................................... 5
Optional IPv6 accelerator card ............................................................. 5
AT-8948 model .................................................................................... 6
AT-9900 Series Switch ................................................................................ 7
Environmental conditions ..................................................................... 7
Regulatory standards ........................................................................... 7
Switching core ..................................................................................... 7
Processing core .................................................................................... 7
Network processor accelerator card ..................................................... 7
AT-9924T/4SP model ............................................................................ 8
AT-9924T model .................................................................................. 8
AT-9924SP model ................................................................................. 8
AT-9900s Series Switch ............................................................................... 9
Environmental conditions ..................................................................... 9
Regulatory standards ........................................................................... 9
Switching core ..................................................................................... 9
Processing core .................................................................................... 9
AT-9924Ts model ................................................................................. 9
Switch LEDs .................................................................................................... 10
SFP port LEDs ........................................................................................... 10
RJ-45 port LEDs ........................................................................................ 10
Ethernet port LEDs ................................................................................... 11
System LEDs ............................................................................................. 11
Using Online Documentation .......................................................................... 12
Using AT-TFTP Server ....................................................................................... 13
Using Windows Terminal and HyperTerminal ................................................... 14
How the Switch Starts Up ............................................................................... 17
AT-8900 and AT-9900 Switches ................................................................ 17
Process flow ....................................................................................... 17
Overrides ........................................................................................... 17
Regular output .................................................................................. 18
Types of messages ............................................................................. 18
AlliedWare messages ......................................................................... 18
AT-9900s Switches ................................................................................... 20
Process flow ....................................................................................... 20
Overrides ........................................................................................... 20
Regular output .................................................................................. 21
Fallback output .................................................................................. 21
Bootloader messages ......................................................................... 22
AlliedWare messages ......................................................................... 23
SFP Ports ......................................................................................................... 26
Approved SFP transceivers ........................................................................ 26
Types of SFP transceivers ........................................................................... 26
To insert or remove an SFP transceiver ...................................................... 27