Which of the following did the administrator reconfigure on the RADIUS server?

A security administrator is troubleshooting RADIUS authentication issues from a newly implemented controller-based wireless deployment.

The RADIUS server contains the following information in its logs:

Based on this information, the administrator reconfigures the RADIUS server, which results in the following log data:

To correct this error message, the administrator makes an additional change to the RADIUS server .

Which of the following did the administrator reconfigure on the RADIUS server? (Select TWO)
A . Added the controller address as an authorized client
B . Registered the RADIUS server to the wireless controller
C . Corrected a mismatched shared secret
D . Renewed the expired client certificate
E . Reassigned the RADIUS policy to the controller
F . Modified the client authentication method

Answer: A,C