Huawei H12-931-ENU Valid Test : Huawei Certified Internetwork Expert-Transmission

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Huawei H12-931-ENU Exam Syllabus Topics:

Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. The common models of Qos mainly include Best Effort model, Integrated Service model, Differentiated Service model. Which one is the Differentiated Service model described below?

A) Classify and mark data streams
B) Reserve resources for each data stream
C) Maintain the forwarding status of each data stream
D) Forward all services as much as possible, regardless of service category

2. Which of the following statements about the configuration, testing and maintenance of IPA functions are correct? ()

A) IPA function is only applicable to Raman amplifiers, not to ordinary amplifiers
B) When the fiber interruption is repaired and the IPA cannot be terminated, it may be because the IPA protection group is not configured with the "detection board", only the auxiliary detection board is configured, and the auxiliary detection board reports an alarm that triggers IPA
C) After the IPA function is successfully activated, when the amplifier board detects LOS, the optical power of its output port becomes safe optical power
D) The purpose of testing the IPA function is to verify that if any fiber is broken in the fiber path included in the IPA, the amplifier included in the IPA can be turned off. After the fiber is restored, the amplifier can be automatically turned on, and The power change is within 0.5dB.
E) Select "Configuration/IPA Management" in the function tree of the NE Manager to configure the IPA start delay value

3. OSN6800 reports the commun_fail alarm from the SCC board of subrack 2, the third digit of the parameter is 0X04, the network element is not disconnected, and the master subrack and slave subrack 1 have no abnormal alarms. The possible cause of the failure is (multiple choice)

A) Slave 3 AUX board failure
B) The network cable between subrack 2 and 3 is faulty
C) Slave 2 AUX board failure
D) The AUX board of the main subrack is faulty

4. The reason why the ODUk_PM_OCI alarm statement is correct (multiple choice)

A) Loopback is set for the corresponding board of the opposite station
B) The board corresponding to the upstream site has an ODUk_PM_OCI alarm
C) The corresponding board of the opposite station is not configured with crossover and the non-intrusive monitoring function is enabled on the local end
D) This alarm will not cause interruption of the optical interface carrying service

5. The maximum number of VBs supported by the EGS4 series of OSN equipment is two, and the maximum number of VBs supported by the EFS4 series single board is 16.

A) FALSE
B) TRUE

Solutions: