Which protocol authenticates connected devices before allowing them to access the LAN?
A. 802.1d
B. 802.11
C. 802.1w
D. 802.1x
Answer: D
What is a difference between TACACS+ and RADIUS in AAA?
A. Only TACACS+ allows for separate authentication.
B. Only RADIUS encrypts the entire access-request packet.
C. Only RADIUS uses TCP.
D. Only TACACS+ couples authentication and authorization.
Answer: A
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