Recovering from Learning Limit and StationMove ViolationsAfter a learning-limit or station-move violation shuts down an interface, you must manually reset it.To reset the learning limit, use the following commands.NOTE: Alternatively, you can reset the interface by shutting it down using the shutdown command andthen re-enabling it using the no shutdown command.• Reset interfaces in the ERR_Disabled state caused by a learning limit violation or station move violation.EXEC Privilege modemac learning-limit reset• Reset interfaces in the ERR_Disabled state caused by a learning limit violation.EXEC Privilege modemac learning-limit reset learn-limit-violation [interface | all]• Reset interfaces in the ERR_Disabled state caused by a station move violation.EXEC Privilege modemac learning-limit reset station-move-violation [interface | all]Disabling MAC Address Learning on the SystemYou can configure the system to not learn MAC addresses from LACP and LLDP BPDUs.To disable source MAC address learning from LACP and LLDP BPDUs, follow this procedure:• Disable source MAC address learning from LACP BPDUs.CONFIGURATION modemac-address-table disable-learning lacp• Disable source MAC address learning from LLDP BPDUs.CONFIGURATION modemac-address-table disable-learning lldp• Disable source MAC address learning from LACP and LLDP BPDUs.CONFIGURATION modemac-address-table disable-learningIf you don’t use any option, the mac-address-table disable-learning command disables sourceMAC address learning from both LACP and LLDP BPDUs.Layer 2 643
