Hi Team
Once I configured the ASA AAA commands , hence I am not able to do any command including the show commands , And following message came once I accessed through serial through SSH..
Fallback authorization. Username 'enable_15' not in LOCAL database
For more information Following are AAA configuration in the ASA.
aaa authentication enable console TACACS-SERVER LOCAL
aaa authentication http console TACACS-SERVER LOCAL
aaa authentication ssh console TACACS-SERVER LOCAL
aaa authorization command TACACS-SERVER LOCAL
