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This chapter is from the book

This chapter is from the book

Troubleshooting CEF

Switch#debug ip cef

Displays debug information for CEF.

Switch#debug ip cef drops

Displays debug information about dropped packets.

Switch#debug ip cef drops x

Records CEF dropped packets that match access-list x.

Switch#debug ip cef receive

Displays packets that are not switched using information from the FIB but that are received and sent to the next switching layer.

Switch#debug ip cef events

Displays general CEF events.

Switch#debug ip cef prefix-ipc

Displays updates related to IP prefix information.

Switch#debug ip cef table

Produces a table showing events related to the FIB table.

Switch#ping ip

Performs an extended ping.

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