CISCO Certification Exam Question:
Explain Which Cisco IOS command enables the AAA access-control commands and
functions on the router, and overrides the older TACACS and extended TACACS
commands?
A. no aaa authentication login default enable
B. aaa authentication login default local
C. aaa new-model
D. login authentication default
E. no login authentication default

Answer:
C.aaa new-model