See the Usage Guidelines.
Protocol Loop Detection configuration mode
Use the no form of this command to revert to the default interval.
To specify a RASLog message interval of 20 minutes:
device# configure terminal device(config)# loop-detection device(config-loop-detect)# raslog-duration
To revert to the default interval:
device# configure terminal device(config)# loop-detection device(config-loop-detect)# no raslog-duration 20