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Tracing Layer 2 Circuit Operations

 

To trace the creation of and changes to Layer 2 circuits, include the traceoptions statement:

You can include this statement at the following hierarchy levels:

  • [edit protocols l2circuit]

  • [edit logical-systems logical-system-name protocols l2circuit]

Specify the following flags to trace the indicated operations on Layer 2 circuits:

  • connections—Layer 2 circuit connections (events and state changes)

  • error—Error conditions

  • FEC—Layer 2 circuit advertisements received or sent using LDP

  • topology—Layer 2 circuit topology changes caused by reconfiguration or advertisements received from other PE routers