A recently acquired Cisco Aironet 1550 series AP is unable to join the WLC.
This message is observed on the AP console:
AAA Authentication Failure for UserName: CC93.1981.0035
User Type: WLAN USER
Which action must be taken for the AP to associate with the controller?
A. Add MAC address CC93.1981.0035 to the Security AAA AP policy Authorization List.
B. Authenticate the AP to the WLC from the console using an admin account on the WLC.
C. Add MAC address CC93.1981.035 to the Security AAA MAC Filtering tab.
D. Import the self-signed certificate of the AP to the Security:Certificate:LSC tab.
E. Import the self-signed certificate of the AP to the Security:Certificate:SSC tab.
