Cisco Network Security - Topic: AAA Please help to solve the following questions

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Cisco Network Security - Topic: AAA

Please help to solve the following questions of correct answers, thanks

HDTN/ Name: Date: Network Security: Tutorial 3- AAA Question I A network access server (NAS) configured for AAA can authenticate and authorize remote users via TACACS+ or RADIUS RADIUS server TACACS+ server NAS Remote PC (a) Complete the sentence: A method list is a sequential list that defines the used to authenticate a user (b) Complete the sentences: Suppose the system administrator has defined a method list where the RADIUS server will be contacted first for authentication information, and then the TACACS+ server, and finally the local database on the access server itself. When a remote user attempts to dial in to the network, the network access server (NAS), first queries the for authentication information . If it authenticates the user, it issues a PASS response to the NAS and the user is allowed to access the network. .If it returns a FAIL response, the user is If it does not respond, the NAS processes that as an ERROR and queries the . for authentication information (c) Compare TACACS+ and RADIUS according to . Which one allows more modularity of the security server implementation? . Which one provides extensive accounting? . Which one uses bidirectional challenge and response? .Transport protocol: TACACS+ uses_ RADIUS uses * Confidentiality: Which one encrypts just the password? Which one encrypts the entire packet?

Explanation / Answer

As, it is the chegg policy to answer one question or a question with four subparts, it will be required to post the question again and get the answer from another expert.Thankyou

Q.1.)

a.)Authentication method

b.) Radius server

i.)not allowed to access the network

iii.) Radius server

c.)

i.) TACACS sever

ii.) Radius server

iii.) NAS

iv.) Authentication Dial-up

v.)

i.) TACACS server

ii.) Radius server

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