Huawei H31-331 : Huawei Certified Network Professional-Building Carrier OTN Transmission Network

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Huawei H31-331 Exam Syllabus Topics:

Huawei Certified Network Professional-Building Carrier OTN Transmission Network Sample Questions:

1. All NEs in an NG WDM subnet on the U2000 are removed. The U2000 network management reports NE_COMMU_BREAK, NE_NOT_LOGIN, and GNE_CONNECT_FAIL alarms, and the service is not affected.
According to this fault phenomenon, which of the following are possible causes ()? (multiple choice)

A) The gateway network element IP is incorrectly changed.
B) In the scenario of the active and standby gateway NEs, the active gateway NE performs the active/standby switchover of the main control board.
C) In the scenario of no active/standby gateway NEs, the gateway NE performs the active/standby switchover of the main control board.
D) Gateway network element failure
E) Line cable failure
F) The network cable connection between the gateway network element and the HUB is interrupted or the HUB port is damaged.

2. What are the instruments that need to be used in commissioning? (multiple choice)

A) GPS
B) Optical power meter
C) Spectrum Analyzer
D) SDH Analyzer
E) Multimeter

3. On the OSN6800, the LDG board can implement Layer 2 scheduling of Ethernet.

A) True
B) False

4. Which of the following does not belong to the network management side network layer data?

A) Cable connection information between network elements
B) Protecting subnet information
C) Path information
D) Uploaded configuration data

5. What are the possible reasons why optical line protection cannot be automatically switched? (multiple choice)

A) The working channel has failed.
B) The protection channel has failed.
C) Artificially implemented a lock switch or forced switch command.
D) The protection group parameters are incorrectly configured.

Solutions: