Which command globally enables AAA on a device?
A.
aaa new-model
B.
aaa authentication
C.
aaa authorization
D.
aaa accounting
Explanation:
To configure AAA authentication, enable AAA by using the aaa new-model global configuration command. AAA features are not available for use until you enable
AAA globally by issuing the aaa new-model command.http://www.cisco.com/c/en/us/td/docs/ios/12_2/security/configuration/guide/fsecur_c/scfathen.html