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Dell PowerEdge FN I/O Module Configuration Guide 9.10(0.0)

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Enabling AAA Authentication — RADIUS

To enable authentication from the RADIUS server, and use TACACS as a backup, use the following commands.

  1. Enable RADIUS and set up TACACS as backup. CONFIGURATION mode aaa authentication enable default radius tacacs
  2. Establish a host address and password. CONFIGURATION mode radius-server host x.x.x.x key some-password
  3. Establish a host address and password. CONFIGURATION mode tacacs-server host x.x.x.x key some-password
To get enable authentication from the RADIUS server and use TACACS as a backup, issue the following commands.

Example of Enabling Authentication from the RADIUS Server 

Dell(config)# aaa authentication enable default radius tacacs
                                    Radius and TACACS server has to be properly setup for this.
                                    Dell(config)# radius-server host x.x.x.x key <some-password>
                                    Dell(config)# tacacs-server host x.x.x.x key <some-password>

To use local authentication for enable secret on the console, while using remote authentication on VTY lines, issue the following commands.

Example of Enabling Local Authentication for the Console and Remote Authentication for VTY Lines 

Dell(config)# aaa authentication enable mymethodlist radius tacacs
                                    Dell(config)# line vty 0 9
                                    Dell(config-line-vty)# enable authentication mymethodlist

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