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Huawei H12-931-ENU Exam Syllabus Topics:

Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. A certain network has 2250 equivalent network elements of SDH series, 1000 equivalent network elements of WDM series, and 1000 equivalent network elements of router series. The customer purchased SDH end-to-end, WDM end-to-end, Corba northbound and other value-added functions.
Regarding this network management deployment plan, the error is

A) If the OTN series network element is OSN 6800+OSN 8800T32 (without ASON, the ratio of the two is 1: 1), where OSN 6800 is the master subrack and OSN 8800 is the slave subrack. And each master subrack only carries one slave subrack. Then the actual number of OSN 8800 physical network elements is 125
B) The maximum management capability of the SDH network element manager subsystem is 2500 equivalent network elements, so 1 SDH network element manager instance needs to be deployed; the maximum management capability of the router network element manager subsystem is 5000 equivalent network elements Yuan, so you need to deploy 1 instance of the router network element manager
C) Since there are SDH, OTN and router series network elements, it is necessary to install SDH network element manager, OTN network element manager and router network element manager subsystem
D) Due to the purchase of SDH end-to-end and WDM end-to-end value-added features, it is necessary to install the SDH network management subsystem and OTN network management subsystem; as the Corba northbound interface is purchased, the Corba northbound subsystem needs to be installed

2. Four network elements A, B, C, and D form a two-fiber bidirectional multiplex section shared protection ring, and there are a large number of PDH services between A and B.
One day, the fiber between A and B was interrupted. In order to eliminate the R-LOS alarm on the network management system, an engineer self-looped the optical ports at both ends of the interrupted fiber. After 10 minutes by default, what will happen?

A) The services of A and B will not be affected, and the switching alarm will not disappear
B) The service between A and B is interrupted, and the switching alarm disappears
C) The business between A and B is not affected, and the switching alarm disappears
D) The service between A and B is interrupted, and the switching alarm does not disappear

3. The TN13FIU board does not support optical power detection, but supports reporting MUT_LOS alarms through alarm synthesis

A) FALSE
B) TRUE

4. For NG-SDH equipment equipped with dual main control, when the main control board is upgraded, which of the following statements is correct?

A) First complete the upgrade of the standby main control board, and then perform a hard reset on the current active main control board to switch between the main and standby main control boards, and then upgrade the current standby main control board
B) Upgrade the main main control board first, and then upgrade the standby main control board in the same way
C) Directly upgrade the main control board first, and then upgrade the standby main control board
D) After the backup main control board has been upgraded first, the original main control can be upgraded only by switching between the main and the backup.

5. In MSTP equipment, which of the following are necessary conditions for TPS protection. ()

A) Must be an electrical interface
B) Any rate is supported
C) Can be an optical interface
D) Support STM-1 at most.

Solutions: