Monitoring the FEB

You monitor the Forwarding Engine Board (FEB) on an M5 and M10 router to ensure that forwarding processes occur, such as route lookups, incoming data packet allocation, outgoing data packet transfer, and exception and control packet transfer. (See Table 105.)

Table 105: Checklist for Monitoring the FEB

Monitor FEB Tasks	Command or Action
Understanding the FEB
Monitoring the FEB Status
Display the FEB Environmental Status	show chassis environment
Display the FEB Detailed Status	show chassis feb
Verifying FEB Failure
Check the FEB Uptime	show chassis feb
Check the System Uptime	show system uptime
Check the FEB Connection	Check that the screws at the top of the FEB are securely tightened.
Perform a Swap Test on the FEB	Power down the router. Remove the FEB. Replace the FEB with one that you know works.
Getting FEB Hardware Information
Display the FEB Hardware Information	show chassis hardware
Display the FEB Firmware Information	show chassis firmware
Locate the FEB Serial Number ID Label	Look near the back on the right side of the FEB.
Returning the FEB	See Return the Failed Component, or follow the procedure in the M5 and M10 Internet Router Hardware Guide.