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Huawei H31-321 - Questions & Answers

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Question 1
Multiple choice

NG-SDH equipment supports MS-shared protection.

Which of the following are false about timeslot mapping between the working path and protection path?

A.

Working path 2: 17#VC-4~20#VC-4; Protection path 2: 49#VC-4~52#VC-4

B.

Working path 1: l#VC-4~ll#VC-4; Protection path 1: 33#VC-4~43#VC-4

C.

Working path 2: 4#VC-4~7#VC-4; Protection path 2: 9#VC-4~12#VC-4

D.

Working path 1: l#VC-4~4#VC-4; Protection path 1: 5#VC-4~8#VC-4

Question 2
Multiple choice

What path levels are available in an NG-SDH system?

A.

vc-11

B.

vc-12

C.

vc-3

D.

VC-4

E.

VC-4-XC (X = 4, 8, 16, 64)

Question 3
Single choice

Which of the following parameters can uniquely identify an ASON NE in an ASON domain?

A.

NEID

B.

NE IP address

C.

NEID

Question 4
Multiple choice

Which of the following are false about software installation on the PC that runs the NMS?

A.

Ensure that anti-virus software is installed on the PC.

B.

Game software can be installed after anti-virus software.

C.

You can access the Internet on the PC.

D.

Regular upgrade is not needed for the anti-virus software.

Question 5
Single choice

After the alarm inversion function is enabled, board alarm status, including alarm indicators, will change, and the alarm status data on the NE and on the NMS will be updated accordingly.

A.

TRUE

B.

FALSE

Question 6
Single choice

When end-to-end trails fail to be created due to cross-connection conflicts, the NMS displays the conflicting cross-connections and conflict causes. If you delete the conflicting trails, services are not affected.

A.

TRUE

B.

FALSE

Question 7
Single choice

Which of the following indicates a negative AU pointer justification?

A.

Three bytes after H3

B.

Three H3 bytes of AU-FTR

C.

Three bytes before H3

D.

None of the above

Question 8
Single choice

According to ITU-T standards, what is the value of SSMB of a slave clock at local exchange?

A.

0010

B.

0100

C.

1000

D.

1011

Question 9
Multiple choice

During normal operation of a network, the conditions that trigger a protection switching are generated on the working channel but services fail to be automatically switched to the protection channel. Services are interrupted, but the MS protocol status is normal on the NMS.

What are the possible causes?

A.

Incorrect fiber connections between boards

B.

The cross-connect or line board is faulty.

C.

The configuration data on the NE and those on the NMS are inconsistent. As a result, the parameters of MSP nodes do not take effect.

D.

Equipment power failure

E.

The SCC board is faulty.

Question 10
Single choice

In a board replacement scenario, an SDH board is configured with ring MSP.

Which alarm will be reported after a forced switchover?

A.

APSJNDI

B.

APS_MANUAL_STOP

C.

R_APS

D.

APS_FAIL

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