QUESTION: 21

The RADIUS protocol specifies how to pass user information, billing information, authentication and billing results between the NAS and the RADIUS server, and the RADIUS server is responsible for receiving the user's connection request, completing the authentication, and returning the result to the NAS.

TRUE
FALSE

Answer(s): A

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QUESTION: 22

The following description of IDS, which items are correct The IDS cannot be linked to the firewall.

Mouth IDS is a fine-grained detection device, through which the live network can be monitored more accurately.
The IDS can be upgraded flexibly and in a timely manner, and the strategic configuration operation is convenient and flexible.
With IDS, system administrators can capture traffic from critical nodes and do intelligent analysis to find anomalous and suspicious network behavior and report it to administrators.

Answer(s): A,B,C

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