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Huawei H31-321 問題練習

Huawei Certified Network Professional-MSTP Transmission 試験

最新更新時間: 2019/07/07,合計178問。

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Question No : 1
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?

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Question No : 2
You can check the protection switching status of a network using the NMS.
Which of the following is false?

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Question No : 3
A 2M BER tester can be used for BER testing on electrical ports. To which of the following boards can a 2M BER tester be connected for BER testing on electrical ports?

正解:

Question No : 4
Two MSP rings are intersected.
Which of the following statements is false?

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Question No : 5
Which of the following operations are required for monthly basic maintenance on the U2000?

正解:

Question No : 6
An NE is frequently unreachable to the NMS.
Which of the following are possible causes?

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Question No : 7
When preparing for engineering information, you need to check networking information, such as the network diagram, network protection type, NE IP addresses, NE IDs, NE name allocation table, board information, fiber and cable connections, service routes and timeslot allocation, clock tracing diagram, and orderwire diagram.

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Question No : 8
What are the characteristics of a trail?

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Question No : 9
According to the extended SSM protocol, clock switching is performed firstly according to clock priorities, and secondly according to clock quality levels.

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Question No : 10
Which of the following is not the daily basic maintenance operation on the U2000?

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Question No : 11
Which of the following are true about the NE ID of an ASON NE?

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Question No : 12
You need to specify the length of data frames before using a data analyzer to test throughput.
What is the length of a standard Ethernet frame?

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Question No : 13
On a network where MSP rings and SNCP rings share fiber resources, if Assigned by VC~4 is selected, you need to set holdoff time for SNCP services.

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Question No : 14
Which of the following may cause generation of discrete services in an NG-SDH system?

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Question No : 15
Latency of store-and-forward equipment is the difference between the time the first bit of a data frame enters the equipment and the time the first bit exits the equipment.

正解:

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