Huawei USG6000 product can virus scan and process certain file transfer protocols, but which of the following protocol does not include?

• A.POP3
• B.FTP
• C.TFTP
• D.IMAP

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Huawei WAF products mainly consist of implementing front-end, back-end central systems and databases. The database mainly stores the front-end detection rules and black and white list configuration files.

• A.True
• B.False

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Anti DDoS seven-layer defense can work from the dimensions of interface-based defense, global defense and defense object-based defense.

• A.False
• B.True

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After the IP policy is enabled, some services are found to be inaccessible. Which of the following may be the cause? (Multiple Choice)

• A.The same packet passes through the firewall multiple times
• B.IPS missed
• C.Only one direction of packets goes through the firewall
• D.Too much traffic causes the bypass function to be enabled

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Regarding the processing flow of file filtering, which of the following statements is wrong?

• A.Protocol decoding is responsible for analyzing the file data and file transmission direction in the data stream.
• B.The application identification module can identify the type of application that carries the file.
• C.The file type recognition module is responsible for identifying the true type of the file and the file extension based on the file data
• D.After the file decompression fails, the file will still be filtered. .

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