Regarding CAPWAP encryption, which of the following statements is wrong?

• A.DTLS negotiation is performed by use certificate. The certificate is only used to generate the key and does not authenticate AP.
• B.DTLS supports two authentication methods: certificate authentication (factory AC, AP has been carried) and PSK password authentication.
• C.CAPWAP data tunnels can be encrypted use DTLS.
• D.DTLS encryption can ensure that the control message delivered by AC is not eavesdropped.

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An account can only belong to one user group, that is, a user can only belong to one department.

• A.right
• B.wrong

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In WLAN network, which type of packet does AP use to determine the type of device when AP is in monitoring mode?

• A.DHCP
• B.802.11MAC
• C.CAPWAP
• D.ARP

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For hardware SACC Access control, if the terminal does not pass the authentication, it can access the resources of the post-authentication domain. This phenomenon may be caused by the following reasons?
(Multiple choice)

• A.SACG Enable the default inter-domain packet filtering.
• B.Privileges are misconfigured IP
• C.Authentication data flow has passed SACG filter.
• D.TSM No hardware is added to the system SACG equipment.

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Which of the following is correct for portal gateway access process?

• A.Portal gateway initiates Radius Challenge request packet, contain user name and password information.
• B.Portal server needs to pass the security check result to access gateway device
• C.ACL that the server delivers to the access gateway is carried in Portal protocol packet.
• D.Delivering policy while performing identity authentication

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