Check Fiber Port - Avaya 3500 Series Troubleshooting Manual

Troubleshooting hardware
Enabling the port
Enable the port.
1. Go to interface specific mode using the interface fastethernet <port>
2. Use the no shutdown command to change the port configuration.
3. Use the show interfaces <port> command to display the port.
4. Note the port administrative status.
Confirming the cables are working
Ensure that the cables connected to the port are functioning correctly.
1. Go to interface specific mode using the interface fastethernet <port>
2. Use the no shutdown command to change the port configuration.
3. Use the show interfaces <port> command to display the port.
4. Note the operational and link status of the port.

Check fiber port

Confirm the fiber port is working and the cable connecting the port is the proper type.
Task flow Check fiber port
The following task flow assists you to confirm that the fiber port cable is functioning and is of
the proper type.
66 Troubleshooting 5.1
command
command
Comments? infodev@avaya.com
February 2013