Exhibit:

aaa authentication login default local tacacs

aaa authorization exec default tacacs

aaa authentication login vty tacacs local

aaa authorization exec vty tacacs if-authenticated username abc password xuz

line vty 0 4

exec-timeout 0 0If a router running IOS 11.3 is configured as shown in the TACACS server is down, what will happen when someone Telnets into the router?

A.
Using the local username, the user will pass authentication but fail authorization.

B.
The user will be bale to gain access using the local username and password, since list vty will be checked.

C.
Using the local username, the user will bypass authentication and authorization since the server is down.

D.
The user will receive a message saying “The TACACS+ server is down, please try again later”.