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Huawei H12-931-ENU Exam Syllabus Topics:

Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. For WDM network, the following description is correct (multiple choice)

A) For 10G and 100G mixed transmission networks, you can use the performance of 100G to analyze the dispersion compensation of the system
B) For an OAU board, you can roughly judge the type of DCM module connected to the site according to the upper threshold of nominal gain (dB) on the network management system and the upper threshold of actual gain (dB)
C) For 10G and 100G mixed transmission networks, you can use the performance of 10G to analyze the dispersion compensation of the system
D) For the OAU board, the type of DGI module connected on site can be roughly judged based on the difference between the output of POUT and the input of BAIN

2. Which of the following descriptions of ODUk SNCP protection types are wrong?

A) The ODUk SNCP protection configuration of the receiving site needs to be consistent with the ODUk SNCP protection configuration of the sending site;
B) The protection subtype is "SNC/S": To monitor the PM layer, OTN overhead needs to be set;
C) For the boards that need to be configured with ODUk SNCP protection and electrical crossover, the configuration is different according to the selected board and client side services;
D) When the protection subtype is "SNC/I", there is no need to set OTN overhead, but when configuring this type of protection, both ends of the business must be within the scope of SM overhead monitoring;

3. The ring network of the OSN6800 equipment group was newly opened, and ODU1-SNCP/N protection was enabled. The engineer reported that a switch occurred one day and has not been restored, but there is no problem with the optical cable. There is an ODU_SNCP_PS alarm on the corresponding ND2 optical port. The possible reasons are:

A) The PM overhead of the related circuit board is set to "LCK Insert" as enable
B) The business configuration is wrong, or there is redundant business crossing at the business source and sink;
C) There is a minor alarm ODU1_PM_LCK on the relevant circuit board;
D) Related circuit board failure;

4. As shown in the figure, in the business configuration of the PP ring belt chain, discrete services are generated due to incomplete or incorrect configuration. In order to solve this discrete service, the service configuration needs to be supplemented. Which of the following steps are correct? (More select)

A) ADM3 site is not configured with optional receiving, you need to delete the working receiving and configure it again
B) Create a two-way collusion service on U2000 for a single station of ADM2 site
C) Create a one-way collusion service on U2000 for a single station of ADM2 site
D) ADM3 is not configured for optional reception, configure it directly on U2000

5. Which of the following functions can the PTN equipment handle the GE optical interface of the single board through the Ethernet? (multiple choice)

A) Interfacing with customer equipment
B) Realize physical layer synchronization
C) Docking with ODUk interface
D) Docking with PTN equipment
E) Docking with STM-N interface
F) Realize IEEE 1588 V2 synchronization

Solutions: