What should you check?

Refer to the exhibit.

You are deploying a new ArubaOS Mobility Controller (MC), which is enforcing authentication to Aruba ClearPass Policy Manager (CPPM). The authentication is not working correctly, and you find the error shown In the exhibit in the CPPM Event Viewer.

What should you check?
A . that the MC has been added as a domain machine on the Active Directory domain with which CPPM is synchronized
B . that the snared secret configured for the CPPM authentication server matches the one defined for the device on CPPM
C . that the IP address that the MC is using to reach CPPM matches the one defined for the device on CPPM
D . that the MC has valid admin credentials configured on it for logging into the CPPM

Answer: C