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Huawei H12-721 Exam With Confidence Using Practice Dumps

Exam Code:
H12-721
Exam Name:
Huawei Certified ICT Professional - Constructing Infrastructure of Security Network
Certification:
Huawei Certified Network Professional HCNP
Vendor:
Huawei
Questions:
217
Last Updated:
Jul 22, 2026
Exam Status:
Stable
Huawei H12-721

H12-721: Huawei Certified Network Professional HCNP Exam 2025 Study Guide Pdf and Test Engine

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Huawei Certified ICT Professional - Constructing Infrastructure of Security Network Questions and Answers

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Question 1

In the USG firewall, which two commands can be used to view the running status and memory/CPU usage of the device components (main control board, board, fan, power supply, etc.)?

Options:

A.

display device

B.

display environment

C.

display version

D.

dir

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Question 2

Avoid DHCP server spoofing attacks. DHCP snooping is usually enabled. What is the correct statement?

Options:

A.

connected user's firewall interface is configured in trusted mode

B.

The firewall interface connected to the DHCP server is configured as untrusted mode.

C.

DHCP relay packets received on the interface in the untrusted mode are discarded.

D.

The DHCP relay packet received in the D trusted mode and passed the DHCP snooping check.

Question 3

Man-in-the-middle attacks are: the middleman completes the data exchange between the server and the client. In the server's view, all messages are sent or sent to the client. From the client's point of view, all messages are also sent or sent.

Options:

A.

Packet 1: Source IP 1.1.1.1 Source MAC C-C-C Destination IP 1.1.1.2 Destination MAC B-B-B

B.

Packet 1: Source IP 1.1.1.3 Source MAC C-C-C Destination IP 1.1.1.2 Destination MAC B-B-B

C.

Packet 2: Source IP 1.1.1.2 Source MAC C-C-C Destination IP 1.1.1.1 Destination MAC A-A-A

D.

Packet 2: Source IP 1.1.1.3 Source MAC C-C-C Destination IP 1.1.1.1 Destination MAC A-A-A

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