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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

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Question 1

What is the correct statement about the ip-link feature?

Options:

A.

ip-link is a function to detect link connectivity

B.

ARP detection mode only supports detecting direct links (or forwarding through Layer 2 devices in the middle)

C.

The firewall sends ICMP or ARP packets to a probe destination address to determine whether the destination address is reachable.

D.

ip-link is associated with VGMP, the ip-link status is down, and the VGMP management group priority is lowered by default.

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Question 2

After the BFD session is established, the two systems periodically send BFD control packets. If a system does not receive any packets from the peer within the detection time, the status of the BFD session is considered to be Down. Which mode of detection is this mode called BFD?

Options:

A.

sync mode

B.

detection mode

C.

asynchronous mode

D.

query mode

Question 3

What is the correct statement about the Eth-trunk function?

Options:

A.

Improve the communication bandwidth of the link

B.

Improve data security

C.

traffic load sharing

D.

Improve the reliability of the link

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