You can replace the string localhost in the example above with the hostname or IP address of the machine running the RADIUS server. Unless specified, the rest of the values are the default settings.

Example 1 below shows the interface configuration on the ISE PSN. The Gig0 interface is the actual routable IP address of the PSN, while Gig1 is in a VLAN to nowhere using the Anycast IP address.

How to Use RADIUS for WLAN Authentication. "RADIUS" is an acronym for Remote Authentication Dial In User Service. Your business can implement a RADIUS server to enhance network security. RADIUS ...

When configuring wireless APs you’ll enter the RADIUS server IP address and port and the shared secret you specified earlier if using an external RADIUS server.