If deploy BYOD system, use stand-alone install SM, dual-system install SC, single-machine hardware deploy AE, which of the following description is correct? (Multiple choices)

• A.After the primary SC server is restored, AE server will not switch back to the primary SC server for processing services.
• B.AE server preferentially use the standby SC server.
• C.When install AE server, configure the IP addresses of the primary and secondary SC servers.
• D.If primary SC server fails, AE server will use the secondary SC server.

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Regarding the trigger mechanism of 802.1X authentication, which of the following descriptions is correct?
(multiple choice)

• A.802.1X Authentication can only be initiated by the client.
• B.8021X The client can trigger authentication through multicast or broadcast.
• C.The authentication equipment department triggers authentication through multicast or unicast.
• D.802.1X Certification can only be done by certified equipment(like 802.1X switch)Initiate

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According to different reliability requirements, centralized networking can provide different reliability networking solutions. Regarding these solutions, which of the following descriptions are correct? (Multiple choice)

• A.SC In addition to the deployment of basic networking components, the reliability of the network also requires the deployment of an additional backup SM server.
• B.AE In addition to the deployment of basic networking components, the reliability of the network also requires the deployment of an additional backup SC server.
• C.DB In addition to the deployment of basic networking components, the reliability of the network also requires the deployment of an additional backup DB..
• D.Basic networking includes deploying one SM Server, one SC Server, one DB and a AE server.

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