Free Access Huawei.H12-722.v2022-04-23.q110 Practice Test (Page 13)

Question 56

Configure the following commands on the Huawei firewall:
[USG] interface G0/0/1
[USG] ip urpf loose allow-defult-route acl 3000
Which of the following options are correct? (multiple choice)

A.For the case where the default route is configured, but the parameter allow-defult-route is not configured. As long as the source address of the packet is in the FIB table of the firewall If it does not exist, the message will be rejected.

B.For the situation where the default route is configured and the parameter allow-defult-route is matched at the same time, if the source address of the packet is in the FIB table of the firewall If the packet does not exist in the loose check mode, all packets will pass the URPF check and be forwarded normally.

C.For loose inspection: if the source address of the packet exists in the FB of the firewall: the packet passes the inspection directly

D.For the configuration of the default route, and at the same time matching the parameter allow-defult-route, if the source address of the message is in the FIB table of the firewall If it does not exist in the l0e check, the packet cannot pass the URPF check.

Question 57

Anti-DDoS defense system includes: management center, detection center and cleaning center.

A.True

B.False

Question 58

Which of the following options is not a special message attack?

A.Oversized ICMP packet attack

B.Tracert packet attack

C.IP fragment message item

D.ICMP redirect message attack) 0l

Question 59

The following commands are configured on the Huawei firewall:
[USG] firewall defend ip-fragment enable
Which of the following situations will be recorded as an offensive behavior? (multiple choice)

A.DF, bit is down, and MF bit is also 1 or Fragment Offset is not 0,

B.The DF bit is 1, and Fragment Ofset + Length <65535.

C.DF bit is 0, and Fragment Offset + Length> 65535.

D.DF bit is 023, MF bit is 1 or Fragment Offset is not 0,

Question 60

Which of the following are true about the e-mail protocol? (Multiple choices)

A.Use POP3, the user directly operates the mail on the server, and does not need to download all the mails locally and perform various operations.

B.Use POP3, the client software download all unread messages to the computer and the mail server deletes the message.

C.Use IMAP, the client software download all unread messages to the computer and the mail server deletes the message.

D.Use IMAP, the user directly operates the mail on the server, and does not need to download all the mails locally and perform various operations.

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Question 56

Question 57

Question 58

Question 59

Question 60

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