Chapter 18. RADIUS

This chapter covers the following key topics:

  • Introduction to RADIUS— This section covers the basic architecture of RADIUS and its main functions based on RFC 2865.

  • RADIUS Communications Architecture— This section discusses how RADIUS communications take place.

  • Authentication in RADIUS— This section covers the operational details of authentication taking place via RADIUS.

  • Authorization in RADIUS— This section talks about the operational details of authorization taking place via RADIUS.

  • Accounting in RADIUS— This section discusses the operational details of accounting taking place via RADIUS.

This chapter examines the workings of the RADIUS protocol, which can be used to facilitate AAA functionality on Cisco devices. We will ...

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