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H12-721 Exam Dumps : HCNP-Security-CISN (Huawei Certified Network Professional - Constructing Infrastructure of Security Network)

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HCNP-Security-CISN (Huawei Certified Network Professional - Constructing Infrastructure of Security Network) Questions and Answers

Question 1

In the IPSec active/standby link backup application scenario, gateway B uses IPSec tunneling technology and gateway A to establish an IPSec VPN.

Options:

A.

TRUE

B.

FALSE

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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

As shown in the figure, the firewall is dual-system hot standby. In this networking environment, all service interfaces of the firewall work in routing mode, and OSPF is configured on the upper and lower routers. Assume that the convergence time of OSPF is 30s after the fault is rectified. What is the best configuration for HRP preemption management?

Options:

A.

hrp preempt delay 20

B.

hrp preempt delay 40

C.

hrp preempt delay 30

D.

undo hrp preempt delay