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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:
Sep 16, 2025
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

Which attack method is CC attack?

Options:

A.

denial of service attack

B.

scan snooping attack

C.

malformed packet attack

D.

System-based vulnerability attacks

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Question 2

Accessing the headquarters server through the IPSec VPN from the branch computer. The IPSec tunnel can be established normally, but the service is unreachable. What are the possible reasons?

Options:

A.

packet is fragmented, and fragmented packets are discarded on the link.

B.

There is load sharing or dual-machine link, which may be inconsistent with the back and forth path.

C.

route oscillating

D.

DPD detection parameters are inconsistent at both ends

Question 3

The figure shows the data flow direction of the Bypass interface in the Bypass working mode and the non-Bypass working mode. What are the following statements about the working flow of the electrical Bypass interface?

Options:

A.

When the interface is in the non-bypass state, the traffic flows from the GE0 interface to the USG through Router_a. After the USG processes, the traffic flows from the GE1 interface to Router_B.

B.

When the interface is working in the Bypass state, the traffic is forwarded from the GE0 interface to the USG. The USG does not pass any processing and flows directly from the GE1 interface to Router_B.

C.

When the firewall is configured to implement the security priority, the uplink and downlink services are not interrupted when the interface works in the bypass state. Therefore, the device can be kept in the Bypass state.

D.

The electrical bypass interface can only work in Layer 2 mode and has circuit bypass function.

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