Very good friend!
Parameters 2 and 3 :)
Indicate the slot ID of a board when the system control board performs the reporting.
Indicate the slot ID of the standby system control board when the service board performs the reporting.
Possible Root Cause:
Cause 1: The standby system control and timing board is faulty.
Cause 2: The alarmed board is faulty.
Cause 3: The chassis is faulty.
Thanks!