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Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. Commonly used methods to improve the utilization of network resources are (multiple choice)

A) Change the protection method, such as changing MSP to SNCP
B) Add a dot on the ring
C) Remove the MSP ring into a smaller ring
D) Change the protection method, such as changing SNCP to MSP

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

A) After the IPA function is successfully activated, when the amplifier board detects LOS, the optical power of its output port becomes safe optical power
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) 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.
D) IPA function is only applicable to Raman amplifiers, not to ordinary amplifiers
E) Select "Configuration/IPA Management" in the function tree of the NE Manager to configure the IPA start delay value

3. The protection of the following PTN equipment belongs to the bundling of multiple ports to provide higher bandwidth and reliability. Which one? (multiple choice)

A) Tunnel APS/PW APS
B) LAG/MC-LAG
C) OAM/BFD
D) LAG/ML-PPP

4. Which of the following abnormal conditions will trigger the TPS protection switching of the PTN equipment?

A) The work processing board is offline
B) The business interface of the working interface board is loose
C) Business interruption caused by non-hardware reasons on the work processing board
D) The working interface board is offline

5. It is found that the U2000 dual machine of the customer network is in the dual master state. In the measures and descriptions of the problem, the correct one is () (multiple choice)

A) Run the command #vradmin -g datadg repstatus datarvg, and find that the data status is "consistent, up-to-date", which means that the primary and secondary data are not synchronized and need to be updated
B) Check whether the heartbeat line between the main and standby machines is working properly
C) If it is a DCN problem, you can use the command #vradmin -g datadg repstatus datarvg at the main site to check the status of the high-availability system after the repair
D) You can first check whether there is any abnormality in the operating status of the main and standby machines

Solutions: