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RADIUS can also be used for connections to wireless access points and network
switches. It can be used to authenticate any request for connecting to a network. e
VPN server forwards user credentials to the RADIUS server for authentication. Once
the user credentials are authenticated, the RADIUS server permits the connection
and set the connection parameters such as authorizing the connection attempt. In
addition to a yes or no response to an authentication request, RADIUS can inform the
VPN server of other applicable connection parameters for the user such as maximum
session time, and so on.
As described earlier, two components, the RADIUS client and RADIUS server,
are involved in a RADIUS process. In general, R