To use TACACS+ authentication on the router, configure one or more TACACS+ servers on the network.
Use the following CLI commands to configure profiles.
CLI syntax:
config>system>security
  tacplus
    server server-index address ip-address secret key
    timeout seconds
    no shutdown 
The following displays a TACACS+ authentication configuration example:
A:ALA-1>config>system>security>tacplus# info
----------------------------------------------
                timeout 5
                server 1 address 10.10.0.5 secret "test1"
                server 2 address 10.10.0.6 secret "test2"
                server 3 address 10.10.0.7 secret "test3"
                server 4 address 10.10.0.8 secret "test4"
                server 5 address 10.10.0.9 secret "test5"
----------------------------------------------
A:ALA-1>config>system>security>tacplus#