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Web – Click Security, Authentication Settings. To configure local or
remote authentication preferences, specify the authentication sequence
(i.e., one to three methods), fill in the parameters for RADIUS or
TACACS+ authentication if selected, and click Apply.
Figure 3-24. Authentication Settings
CLI – Specify all the required parameters to enable logon authentication.
Console(config)#authentication login radius 4-91
Console(config)#radius-server host 192.168.1.25 4-94
Console(config)#radius-server port 181 4-95
Console(config)#radius-server key green 4-95
Console(config)#radius-server retransmit 5 4-96
Console(config)#radius-server timeout 10 4-97
Console#show radius-server 4-97
Server IP address: 192.168.1.25
Communication key with radius server:
Server port number: 181
Retransmit times: 5
Request timeout: 10
Console(config)#authentication login tacacs 4-91
Console(config)#tacacs-server host 10.20.30.40 4-98
Console(config)#tacacs-server port 200 4-99
Console(config)#tacacs-server key green 4-99
Console#show tacacs-server 4-100
Server IP address: 10.20.30.40
Communication key with tacacs server: green
Server port number: 200
Console(config)#