UDP Port 3799 is used for RADIUS CoA (RFC 3576). This port has been blocked by a firewall between a NAD device and ClearPass. Which of the following is true?
A. RADIUS Authentications will fail since the NAD won’t be able to reach the ClearPass server.
B. RADIUS Authentications will not happen since the NAD won’t be able to reach the ClearPass server.
C. RADIUS Authentication will succeed, but Post-Authentication Disconnect-Requests from ClearPass to the Controller will not be delivered.
D. RADIUS Authentication will succeed, but RADIUS Access-Accept messages from ClearPass to the Controller for Change of Role will not be delivered.
E. During RADIUS authentication, certificate exchange between the NAD and Clearpass will fail.
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