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H12-721 Exam Dumps : Huawei Certified ICT Professional - Constructing Infrastructure of Security Network

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

Question 1

The ip-link principle is to continuously send ICMP packets or ARP request packets to the specified destination address, and check whether the ICMP echo reply or ARP reply packet of the destination IP response can be received.

Options:

A.

TRUE

B.

FALSE

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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

An administrator can view the status of the device components by the following command: The status of the Slot3 board is Abnormal. What are the possible causes of the following faults?

Options:

A.

This slot is not supported in this slot of device A.

B.

interface card is damaged

C.

The pin on the backplane or motherboard is damaged. If the incorrect board is installed, the pin is tilted.

D.

ADSL telephone line failure