AntiDDoS 7-layer defense works from the interface-based defense, global-based defense, and defense-based defense dimension.

• A.False
• B.True

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About the anti-virus gateways based on flow-scanning, which of the following statement is wrong?

• A.Performance is higher than proxy-based
• B.The detection rate is higher than proxy-scanning-based
• C.Depends on state detection technology and protocol analysis technology
• D.The cost is smaller than proxy-based

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The application behavior control configuration file takes effect immediately after reference, without configuring the submission.

• A.False
• B.True

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Threats detected by the big data intelligent security analysis platform will be synchronized to each network device at the same time C and then collected from the network device Collect it in the log for continuous learning and optimization.

• A.True
• B.False

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Regarding the mail content filtering configuration of Huawei USG6000 products, which of the following statements is wrong?.

• A.The attachment size limit is for a single attachment, not for the total size of all attachments.
• B.Mail filtering will only take effect when the mail filtering configuration file is invoked when the security policy is allowed.
• C.When a POP3 message is detected, if it is judged to be an illegal email, the firewall's response action only supports sending alarm information, and will not block the email o
• D.When an IMAP message is detected, if it is judged to be an illegal email; the firewall's response action only supports sending alarm messages and will not block the email.

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