When a corporate intranet user accesses the Internet through the USG firewall, a certain URL has been added to the blacklist, but the user can still access it. What are the possible reasons for the failure of the URL filtering function? (Multiple Choice)

When a corporate intranet user accesses the Internet through the USG firewall, a certain URL has been added to the blacklist, but the user can still access it. What are the possible reasons for the failure of the URL filtering function? (Multiple Choice)
A . Not updating the list of remote URLs
B. The URL filtering policy is not applied in the corresponding inter-domain direction
C. The URL remote query function is not enabled
D. No URL filtering configuration file submitted

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Answer: BD