RADIUS is a protocol that has been used for many years for centralized remoteaccess control. Which of the following properly explains a traditional RADIUSarchitecture?

A.
User is a client to the access server and the access server is a client to theRADIUS server. munication cannot go directly from the user to the RADIUS server.

B.
User is a client to the access server and the access server is a client to theuser. munication cannot go directly from the user to the RADIUS server.

C.
User is a client to the access server and the access server is a client to theRADIUS server. munication can go directly from the user to the RADIUS server.

D.
User is a client to the RADIUS server and the RADIUS server is a client to theaccess server. munication cannot go directly from the user to the RADIUS server.

Explanation:
The access server requests the remote user’s logon credentials and passes them backto a RADIUS server, which houses the usernames and passwords values. The remote useris a client to the access server, and the access server is a client to the RADIUSserver.