What can be determined from the command output shown below?

A Microsoft RADIUS server isused to centralize AAA functions by a company. Upon a successful authentication lookup performed by an Aruba Mobility Controller (MC), the administrator wants to have the RADIUS server pass back the correct post-authentication role name that the controllershould apply to the user's traffic.
Which additional task must the administrator perform for the controller's configuration to implement this process?

An administrator wants to determine if an IPSec session is established. Inorder to tunnel and protect the GRE data traffic between a RAP and an Aruba Mobility Controller (MC). Which MC command provides this information?

An administrator at Campus A manages Aruba Mobility Controllers (MCs). The administrator defines a server group that includes a local ClearPass server and a remote Microsoft RADIUS server. The ClearPass server has the credentials for users at Campus A and the Microsoft RADIUS server has the credentials for users at Campus B.
Users at CampusA successfully authenticate and connect to the Campus A wireless network.
However, when users from Campus B visit Campus A they fail authentication.
What can the administrator do to solve this problem?

Which ArubaOS CLI command can an administrator execute to determine if AP load balancing is enabled in a cluster?