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Cisco Router and Security Device Manager 2.5 User’s Guide
OL-4015-12
CHAPTER
35
Authentication, Authorization, and
Accounting
Cisco IOS Authentication, Authorization, and Accounting (AAA) is an
architectural framework for configuring a set of three independent security
functions in a consistent manner. AAA provides a modular way of performing
authentication, authorization, and accounting services.
Cisco IOS AAA provides the following benefits:
• Increased flexibility and control
• Scalability
• Standardized authentication methods. Cisco SDM enables you to configure
the Remote Authentication Dialin User Service (RADIUS), and the Terminal
Access Controller Access Control System Plus (TACACS+) authentication
methods.
This chapter contains the following section:
• Configuring AAA
• AAA Screen Reference