Qtech QSW-3400-10T-AC [353/465] Tacacs troubleshooting

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Switch(config)#authentication line vty login tacacs

44.4 TACACS+ Troubleshooting

In configuring and using TACACS+, the TACACS+ may fail to authentication due to reasons

such as physical connection failure or wrong configurations. The user should ensure the

following:

 First good condition of the TACACS+ server physical connection.

 Second all interface and link protocols are in the UP state (use “show interface”

command).

 Then ensure the TACACS+ key configured on the switch is in accordance with the one

configured on TACACS+ server.

 Finally ensure to connect to the correct TACACS+ server.