Cisco 4402 - Wireless LAN Controller Using Manual page 52

If one selects "Authenticate request on this server" the user is authenticated on this RADIUS server
and the domain of which the user is a member. Proceed as follows:
Click on the "Attributes" tab
Select "Attribute: User-Name" and click on "Add"
Under "Find", type: (.*)@(.*)
Under "Replace with", type: $1
One may also select "Forward requests to the following remote RADIUS server group for
authentication". The authentication request is then forwarded to one of the server groups created in
Step 3.
Click on "Next"
"Override network policy authentication settings" must not be used in this connection.
Click on "Next"
Click on "OK" followed by "Finish"
Create a Connection Request Policy for each connection this RADIUS server is to serve.
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