Which of the following threats cannot be detected by IPS?

• A.Spam
• B.Worms
• C.DoS
• D.Virus

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The following figure is a schematic diagram of the detection file of the firewall and the sandbox system linkage.

The Web reputation function is enabled on the firewall, and website A is set as a trusted website and website B is set as a suspicious website.
Which of the following statements is correct

• A.The files obtained by users from website A and website B will be sent to the inspection node for inspection.
• B.Assuming that website A is an unknown website, the administrator cannot detect the traffic file of this website sC
• C.After the detection node detects the suspicious file, it not only informs the firewall in the figure of the result, but also informs other network devices connected to it.
• D.When a user visits website B, although the firewall will extract the file and send it to the detection node, the user can still access normally during the detection process Site B.

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The main attack defense technologies of Huawei USG6000 include source detection, fingerprint learning and correlation defense.

• A.False
• B.True

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Huawei NIP6000 products have zero-setting network parameters and plug-and-play functionality because interfaces pairs only work on Layer 2 and do not need to set IP address.

• A.False
• B.True

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The following figure shows the configuration of the URL filtering configuration file. Which of the following statements is true about this configuration?

• A.The firewall will check the blacklist first and then check the whitelist.
• B.Assume that user visit www.exzample.com, which is part of Humanities and Social Networking category. At this time, the user cannot access the site.
• C.The user visit the website www.exzample.com. When there is no black and white list of hits, the predefined URL category entry is next queried.
• D.The default action means that all websites allow access. Therefore, this configuration error.

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