Motorola AP-7131N-FGR Product Reference Manual page 236

6-8 AP-7131N-FGR Access Point Product Reference Guide
6. Configure the
authentication server. The appearance of the Server Settings field varies depending on
whether Internal or External has been selected from the Radius Server drop-down menu.
Radius Server
Address
Server Settings field as required to define address information for the
If using an External Radius Server, specify the numerical (non-DNS)
IP address of a primary Remote Dial-In User Service (Radius) server.
Optionally, specify the IP address of a secondary server. The
secondary server acts as a failover server if the primary server
cannot be contacted. An ISP or a network administrator provides
these addresses.
Radius is a client/server protocol and software enabling remote-
access clients to communicate with a server used to authenticate
users and authorize access to the requested system or service. This
setting is not available if Internal has been selected from the
Radius Server drop-down menu.