Which three statements are true regarding RFC 5176 (Change of Authorization)? (Choose three.) 

Answer options:

A. It defines a mechanism to allow a RADIUS server to initiate a communication inbound to a NAS.
B. It defines a wide variety of authorization actions, including "reauthenticate."
C. It defines the format for a Change of Authorization packet.
D. It defines a DM.
E. It specifies that TCP port 3799 be used for transport of Change of Authorization packets.

ACD