Huawei H12-721 Actual Free Exam Questions & Community Discussion

Exam Code/Number: H12-721
Exam Name/Title: HCIP-Security-CISN(Huawei Certified ICT Professional - Constructing Infrastructure of Security Network)
Certification Provider: Huawei
Corresponding Certification: HCNP-Security

Exam Questions: 180
Updated On: Jun 16, 2026

Question #1

Which of the following command express unlimited flow in the Huawei USG6000 series firewall?

A. no-profile

B. no-qos

C. no-car

D. no-limit

Discussion 0

Correct Answer: B Vote an answer

Question #2

Which statement is correct when the BFD session status is "Init"?

A. Session is in administratively down state

B. The session has been established successfully

C. The local end wants to put the session in the Up state

D. The session was just created

Discussion 0

Correct Answer: C Vote an answer

Question #3

When the user logs in to the SSL VPN gateway, prompt "Illegal username and wrong password".
Which of the following are the possible causes of this failure? (Multiple Choice)

A. The user name and password were entered incorrectly.

B. The user entered the wrong password many times and the account was locked.

C. The certificate filtering field configuration error.

D. Authentication server configuration error.

Discussion 0

Correct Answer: A,C,D Vote an answer

Question #4

Which of the following is correct about IKE? (Multiple choices)

A. IKE is a protocol carried by UDP and is the signaling protocol of IPSec.

B. IKE negotiates security associations for IPSec and sends the established parameters and security associations to IPSec.

C. IPSec must use IKE for key exchange

D. IPSec use IKE negotiation SA to encrypt or verify packets.

Discussion 0

Correct Answer: A,B,D Vote an answer

Question #5

Which statements are correct about the shunting of virtual systems? (Multiple Choice)

A. Through shunting, packets entering the device can be sent to the correct virtual system for processing.

B. The process of classifying traffic is called shunting.

C. Packets can be classified and processed by shunting.

D. The process of determining the ownership of a message and a virtual system is called shunting.

Discussion 0

Correct Answer: A,D Vote an answer

Question #6

SSL VPN adopts the B/S architecture design. The remote user terminal does not need to install additional client software. Directly using a Web browser can safe and fast access to corporate intranet resources.

A. TRUE

B. FALSE

Discussion 0

Correct Answer: A Vote an answer

Question #7

When the administrator assigns interface G1/0/0 to virtual system vsysa, it finds that the allocation fails. Which of the following reason is impossible?

A. The interface is not in the UP state.

B. The G1/0/0 port has been allocated to other virtual systems.

C. This interface is a Layer 2 interface and cannot be directly assigned to a virtual system.

D. The interface has been added to the security zone of other virtual systems.

Discussion 0

Correct Answer: A Vote an answer

Question #8

Ensure that the traffic is not affected by the server or link failure. The administrator has configured the link health check. However, after the configuration is complete, the health check status is still Down. What are the possible causes? (Multiple Choice)

A. The peer device did not release the corresponding protocol and port

B. Health check is not invoked on the interface

C. Security policy did not release traffic

D. The link for the health check has failed

Discussion 0

Correct Answer: A,C,D Vote an answer

Question #9

Only one health check policy can be applied to an interface, but one health check policy can be applied to multiple interfaces.

A. True

B. False

Discussion 0

Correct Answer: B Vote an answer

Question #10

Which of the following are correct about interface bandwidth?

A. The bandwidth of the inbound interface is limited. If the traffic is greater than the bandwidth of the inbound interface, the traffic is queued according to the forwarding priority set in the bandwidth channel to ensure that packets with higher priority are sent preferentially.

B. When traffic enters the interface, traffic that exceeds the predefined interface bandwidth is discarded

C. The bandwidth of the inbound interface is limited. If the traffic is greater than the bandwidth of the inbound interface, the traffic is queued according to the remarked DSCP priority set in the bandwidth channel to ensure that packets with higher priority are sent preferentially.

D. When traffic exits the interface, the interface bandwidth is used to mark the priority of the traffic, which serves as the basis for subsequent queue scheduling.

Discussion 0

Correct Answer: A Vote an answer

Question #11

Which of the following are the limiting elements of bandwidth management? (Multiple choices)

A. 1M protocol data flow restrictions

B. Connections

C. P2P protocol data flow restrictions

D. Bandwidth

Discussion 0

Correct Answer: B,D Vote an answer

Question #12

In hot standby, what is the number of cycles does not receive the HRP HELLO packet from the peer end, the Slave peer considers the peer end to be faulty?

A. Five

B. One

C. Two

D. Three

Discussion 0

Correct Answer: D Vote an answer

Question #13

In a dual-system hot backup environment, if there are inconsistent paths between data packets, which of the following will not result in packet loss?

A. Closed the status monitoring function

B. The session synchronization is not enabled

C. Specify the wrong heartbeat port

D. Heartbeat bandwidth is insufficient

Discussion 0

Correct Answer: A Vote an answer

Question #14

In an Eth-Trunk interface, load balancing can be implemented by configuring different weights on member links.

A. True

B. False

Discussion 0

Correct Answer: A Vote an answer

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