Chapter 16

1: What services can AAA on Cisco routers authenticate?
A1: Answer: ARAP, NASI, Enable, Login, and PPP.
2: What is the purpose of authorization?
A2: Answer: Authorization is the process by which users or devices are given controlled access to network resources. Authorization lets a network administrator control who can do what on the network.
3: What does the keyword if-authenticated do?
A3: Answer: The user can access the requested function if he or she has been authenticated successfully.
4: What does the keyword if-needed do?
A4: Answer: The NAS does not authenticate again if the user has already been authenticated on a TTY line.
5: What risk is associated with the following command?
									aaa authentication login default group radius none
								
A5: ...

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