Which of the following options is correct for the description of the role of the isolation domain?

• A.Isolation domain refers to the area that is allowed to be accessed when the terminal user passes the identity authentication but fails the security authentication, such as patch server, virus database server.
  The area where the server is located.
• B.Isolation domain refers to the area that terminal users can access after passing identity authentication and security authentication, such as ERP system, financial system database system. The area where you are.
• C.Isolation domain refers to the area that the terminal host can access before passing the identity authentication, such as DNS server, external authentication source, business controller (SC)c The area where the service manager (SM) is located.
• D.End users can access the isolated domain regardless of whether they pass identity authentication.

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There is a three-layer forwarding device between the authentication client and the admission control device:If at this time Portal The certified three-layer authentication device can also obtain the authentication client's MAC address,So you can use IP Address and MC The address serves as the information to identify the user.

• A.wrong
• B.right

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Which of the following correct for MAC authentication and MAC bypass authentication? (Multiple choices)

• A.MAC address is not used as the user name and password to automatically access the network during MAC bypass authentication.
• B.MAC authentication is an authentication method that controls the user's network access rights based on the interface and MAC address. It does not require the user to install any client software.
• C.MAC bypass authentication first 802.1X authentication is performed on the device that accesses the device. If the device does not respond to 802.1X authentication, the device uses MAC to authenticate the device.
• D.During the MAC authentication process, the user needs to manually enter the user name or password.

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Regarding the identity authentication method and authentication type, which of the following descriptions is correct?

• A.User passed Agent The method can support three authentication types: local authentication, digital certificate authentication and system authentication.
• B.User passed web Agent The method can support two authentication types: digital certificate authentication and local authentication.
• C.User passed web Agent The method can support two authentication types: digital certificate authentication and system authentication.
• D.User passed web The method can support two authentication types: local authentication and digital certificate authentication.

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VIP experience guarantee, mainly from which two aspects to protect VIP user experience? (Multiple choices)

• A.Permissions
• B.Bandwidth
• C.Strategy
• D.Forwarding priority

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