Users can configure the CRC threshold per interface.
Router(config)#int f0
Router(config-if)#crc threshold
"no crc threshold " will set the threshold value back to the default one.
Users can enable the trigger action:
Router(config)#int f0
Router(config-if)#crc trigger
"no crc trigger" will disable the trigger action.
Users can configure the soak time for excessive CRC error detection, the valid value is from 3 minutes to 10 minutes.
Router(config)#int f0
Router(config-if)#crc delay
"no crc delay " will set the soak value back to the default one.