Checklist for Monitoring the SCB
Purpose
You monitor and maintain the M40 router System Control Board (SCB), the control board for the Packet Forwarding Engine, to ensure that it provides route lookups, system component monitoring, exception and control packet transfer, and Flexible PIC Concentrator (FPC) operation and reset control. (See Table 1.)
Action
Table 1: Checklist for Monitoring the SCB
Monitor SCB Tasks | Command or Action |
|---|---|
show chassis environment | |
show chassis scb | |
Check the LEDs on the SCB faceplate. | |
show log messages | |
show log chassisd | |
Ensure that the SCB is securely seated. Tighten the captive screws at the top and bottom of the SCB card carrier. | |
Remove the failed SCB and replace it with one that you know works. | |
show chassis hardware | |
Look on the front of the SCB board near the faceplate. | |
show chassis firmware | |
