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User Authentication Terms

Before performing system management tasks, become familiar with the terms defined in Table 34.

Table 34: System Management Terms

Term

Definition

Remote Authentication Dial-In User Service (RADIUS)

Authentication method for validating users who attempt to access one or more Services Routers by means of Telnet. RADIUS is a multivendor IETF standard whose features are more widely accepted than those of TACACS+ or other proprietary systems. All one-time-password system vendors support RADIUS.

Terminal Access Controller Access Control System Plus (TACACS+)

Authentication method for validating users who attempt to access one or more Services Routers by means of Telnet.


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