RADIUS Configuration Guide, Cisco IOS Release 12.2SX

Understanding RADIUS for Network Security

This document provides a comprehensive guide to configuring the Remote Authentication Dial-In User Service (RADIUS) protocol within Cisco IOS. RADIUS is a critical distributed client/server system designed to secure networks by managing user authentication, authorization, and accounting (AAA) requests.

As an open protocol, RADIUS offers flexibility, allowing integration with various security systems. Cisco IOS leverages RADIUS to enhance network access control, ensuring that only authorized users and devices can access network resources.

Key Features and Configuration Topics

Explore essential aspects of RADIUS implementation, including:

For the most up-to-date feature information and platform support, consult the Cisco Feature Navigator at www.cisco.com/go/cfn.

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