Which of the following protocols can be used to construct attack packets for special control packet attacks? (Multiple choices)

Which of the following options does not belong to the security risk of the TCP/IP stack application layer?

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

The Huawei USG6000 product can identify the actual types of common files and filter inspection to content. Even if the file is hidden in a zip file, or if you change the extension, you can't escape the eyes of the firewall.

Under the CLI command, which of the following commands can be used to view the AV engine and virus database version?