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Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. The IP address you use is 165.247.52.119, and the subnet mask is 255.255.240.0. Which subnet is your host?

A) 165.247.48.0
B) 165.247.56.0
C) 165.247.32.0
D) 165.247.52.0

2. What are the main modules of Huawei RTN 900 series equipment? (multiple choice)

A) IDU
B) ODU
C) Antenna
D) IF cable
E) GPS

3. Regarding the OTN system network-level protection switching test, is the following statement wrong? ()

A) ODUk-SNCP protection is superimposed on OLP protection. In order to avoid secondary switching of SNCP protection, the delay time can be set in the SNCP protection group
B) OLP master and backup optical power abnormal threshold exceeds 5dB by default to perform switching, and the threshold range can be set from -5 to 5
C) In the OTN bearer SDH multiplex section ring networking scenario, in order to avoid simultaneous switching of OLP protection and MSP protection, the delay time can be set in the MSP protection group
D) ODUk-SNCP does not involve a switching protocol, so it can assure customers that the test switching time must be less than 50ms
E) By default, the power difference between the main and backup channels of the OLP protection group exceeds 3dB and reports an alarm, and the maximum can be set to 8dB;

4. The optical amplifier unit can make up for the line loss and increase the transmission distance. The transmission distance of the system can be extended to infinity through the multi-stage cascade method.

A) TRUE
B) FALSE

5. Which of the following statements about the configuration, testing and maintenance of IP functions are correct? () (multiple choice)

A) When the fiber interruption is repaired and the IPA cannot be terminated, it may be because the IPA protection group is not configured with a "detection board", only the auxiliary detection board is configured, and the auxiliary detection board reports an alarm that triggers IPA
B) After the IPA function is successfully activated, when the amplifier board detects LOS, the optical power of its output port becomes safe optical power. Select "Configuration/IPA Management" in the function tree of the network element manager, and you can configure IPA to start Delay value
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 turned on automatically, and Power change within 0.5dB
D) IPA function is only applicable to Raman amplifiers, not to ordinary amplifiers

Solutions: