Security policy conditions can be divided into multiple fields, such as source address, destination address, source port, destination port, etc. These fields have an "and" relationship, that is, only the information in the message matches all fields It is considered that this strategy has been hit by the above.

Which of the following attacks can DHCP Snooping prevent? (Multiple choice)

Which of the following is not a user authentication method in a USG firewall?

Which of the following information is not the backup content included in the status information backup in dual-system hot backup?

Which of the following options does not belong to the five-tuple range?