The cfm enable command enables Connectivity Fault Management (CFM) globally.
The undo cfm enable command disables CFM globally.
By default, CFM is disabled globally.
Usage Scenario
To identify and locate faults on links, enable CFM globally.
Precautions
After you use the undo cfm enable command to disable CFM globally, the device automatically deletes all the CFM configurations, including the configurations of MDs, MAs, MEPs, MIPs, and RMEPs.
All the configuration commands related to the CFM function are valid only after CFM is enabled globally.