SonicOS supports Remote Authentication Dial In User Service (RADIUS). RADIUS is a protocol for carrying information related to authentication, authorization, and configuration between a Network Access Server (NAS) which desires to authenticate its links and a shared Authentication Server.
The main characteristics of RADIUS are:
RADIUS is an AAA protocol for applications such as Network Access or IP Mobility.
Uses PAP, CHAP or EAP protocols to authenticate users.
Look in text file, LDAP Servers, Database for authentication.
After authentication services parameters passed back to NAS.