Symptom

After deploying template on the switch by DNAC; uplink port shows failed authentications as below even no dot1x configured under these ports: Te1/1/1 dc0b.097c.c1b2 N/A UNKNOWN Unauth 074BCD0A00000012F61FF212 Te1/1/1 dc0b.097c.c1fb N/A UNKNOWN Unauth 074BCD0A00000028F61FF3F2 Te1/1/1 e454.e860.30fc N/A UNKNOWN Unauth 074BCD0A00000021F61FF2D2 Same behavior seen in the lab ; as per Cisco document, session monitoring is enabled by default under the trunk uplink port and we should disable session monitoring using this command #device(config-if)# no access-session monitor , however as per customer if he applied the config manually without involve DNAC ; no error messages seen under these uplink ports

Conditions

switch model : C9200L-24P-4X _ 17.09.03 && configuration pushed by DNAC .

Workaround

Enter into interface configuration mode by entering this command: device(config)# interface interface-id Disable session monitoring by entering this command: device(config-if)# no access-session monitor

Further Problem Description