RADIUS What it is
?Remote Authentication Dial-In User Service
? A client/Server security Protocol Created by Livingston Enterprises Inc.
? An Internet draft protocol. RFC 2138 and RFC 2139, draft-ietf-radius-radius-v2-06.txt and draft-ietf-radius-accounting-v2-05.txt.
? Communication between Client and Server uses UDP. Ports 1812 and 1813 are reserved