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

1. The OAU101 is known to have a single-wave input/output nominal value of -16/+4dBm and a gain range of
20 to 31dB. If there is a -20dBm signal at the input, use DCM(A) (insert loss 4dB) to make it When the nominal output is reached, which of the following values should the gain on the network management be set to?

A) 20dB
B) 31dB
C) 27dB
D) 24dB

2. When you use the fiber synchronization mode to create a fiber, the NE does not create a fiber. The so-called
"conflict fiber" does not need to be created on the NMS.

A) False
B) True

3. For protection, which of the following is a double-ended switchover and requires an APS protocol?

A) VLAN SNCP protection.
B) ODUK ring network protection.
C) SW SNCP protection.
D) Customer side 1+1 protection.

4. Regarding the configuration of the electrical layer service, which of the following statements is wrong.

A) After the logical fiber connection is completed, the path search operation is not required, and the OTS path and the OMS path can be automatically generated.
B) In the case where the OCh service path exists, the client path is created directly, and the NMS can automatically create the OTUk and ODUk paths.
C) In the case where the OCh service path exists, the ODUk path is directly created, and the network management can automatically create the OTUk path.
D) In the case of the OCh service path, you can search for the OTUK path, create the ODUk service layer path, and create the client path.

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

A) The protection group "recovery mode" is "non-recovery".
B) The working channel has failed.
C) Artificially performed manual switching, lock switching, or forced switching commands.
D) The protection channel has failed.

Solutions: