Yup,
Let me clear you all situation , in our environment 2 controller 5520 (N+1) both are in same software version .before I’m testing AP fall over I’m copy all configuration from one controller to another because is not HA, all ap are successfully join second controller but the result is few ap are effected which the client not obtain correct ip address . Like 0.0.0.0
allowed vlan which link???
