H31-331-ENU Huawei Certified Network Professional-OTN Transmission

HCNP OTN Transmission H31-331 exam has been updated on Oct. 19, 2017. Practice all H31-331-ENU exam questions and pass Huawei certification H31-331-ENU Huawei Certified Network Professional-OTN Transmission exam.

We will provide 20 questions for this Huawei Certified Network Professional-OTN Transmission H31-331-ENU online test. You can get 5 points after answer one question correctly. All the questions we provide are the latest exam subjects. They are just part of the full version. There are 186 questions in total in our HCNP OTN Transmission H31-331-ENU full version. All your actual questions will be randomly chosen from our dumps. If you have taken the exam you will know it. Just leave your message here or contact us via email [email protected] if you have any questions.

Start to test:

1. The following APE features and dependency constraints, the correct is ( ) . (Select 2 Answers)

A. If you configure the APE feature, you must also configure the ALC function.

B. APE function requires the sender end station to configure detection plate , closed end station configure adjustment plate .

C. adjustment station all boards must be in the same network elements

D. adjustment station and detection station must be in the same network elements .

Question 1 of 20

2. In the following layer overhead bytes, which does not support BIP8 parity?

A. SM

B. PM

C. TCMi

D. FAS

Question 2 of 20

3. When WDM system is debugging, the main is to ensure that the receiving end's power flatness and SNR's flatness.

A. True

B. False

Question 3 of 20

4. There are five trigger conditions for protection switching. According to the priority of the trigger condition, from high to low, which of the following is correct?

A. lock switching -> forced switching -> clear switching -> automatic switching -> manual switch

B. Clear the switch -> lock switching -> forced switch -> automatic switching -> manual switch

C. lock switching -> clear switch -> forced switch -> automatic switching -> manual switch

D. Clear the switch -> Force switch -> Lock switch -> Manual switch -> Auto switch

Question 4 of 20

5. Which of the following statements is wrong about ROADM?

A. ROADM can achieve the flexibility of wavelength within the site

B. ROADM can achieve optical power automatic adjustment function

C. The use of ROADM is a prerequisite for the realization of the optical layer ASON function

D. The use of ROADM is a prerequisite for the realization of the function of the layer ASON

Question 5 of 20

6. About the operation of deleting the path from the network management, the following statement wrong is ( ) .

A. delete path from network layer only delete the wavelength division path of the network management side network layer.

B. delete path from network elements layer will delete the path of the network elements side and network elements layer.

C. after deleting path from network layer, will not interrupt business.

D. after deleting path from network layer and network elements, will all interrupt business.

Question 6 of 20

7. Monitoring channel bit rate is different, just a little effects on the test results of the optical monitoring index of veneer interface, and relatively OTU veneer, OSC spectrum index requirement is much higher.

A.True

B.False

Question 7 of 20

8. EFI board ETH1, ETH2, ETH3 port are connected through the network cable and network management computer port, to realize the network management system manage OSN 8800 device.

A. True

B. False

Question 8 of 20

9. Optix OSN 8800 T64 sub-rack ID achieved by DIP switches on the AUX veneer.

A. True

B. False

Question 9 of 20

10. use OSC monitoring, run HWECC protocol of NG WDM network, which of the following does not generally result in ECC communication interrupt?

A. network element ID duplication

B. network element IP duplication

C. pigtail failure of OSC veneer

D. SCC veneer failure

E. OSC veneer failure

Question 10 of 20

11. Optical power is an important factor affecting the transmission distance of the system in the WDM system. Which of the following alarms can not be caused when the optical power is abnormal?

A. POWER_FAIL

B. ODU_SNCP_PS

C. OTUk_SSF

D. TF

Question 11 of 20

12. The 1:N power backup function that SCC provide for the system is implemented by the batteries on the SCC veneer.

A.True

B.False

Question 12 of 20

13. When the cable between the FIU and FIU break down, the downstream site will report the optical layer warning of ( ). (Multiple Choice)

A. MUT_LOS

B. OSC_LOS

C. R_LOS

D. OSC_RDI

Question 13 of 20

14. Which of the following statement about the operation of plug veneer is correct? (Select 3 Answers)

A. it is advice that hot swap operation of veneer is arranged in smaller volume of business time periods.

B. Do not use excessive force to insert into the veneer, so as not to get crooked pins on the motherboard.

C. along the prevent wrong insertion guide groove of Each board position to insert veneer, to avoid components on the veneer contact with each other, then cause a short circuit.

D. In order to confirm whether the board components are in good contact, can touch electrical appliances, components, connectors, wiring slot on single board.

E. in the process of veneer power-down and restart, the board can be plugged it back immediately after it is pulled out correctly.

Question 14 of 20

15. The OptiX OSN 8800 T64 system is configured with four PIU boards, which are powered by 1 + 1 hot backup.

A. True

B. False

Question 15 of 20

16. What are the reasons why the BTU board reports R_LOS alarms? (Multiple choice)

A. The local optical port is not used

B. The local laser is turned off, causing no optical signal input

C. broken fiber or line performance degradation

D. The local terminal receives the board fault and the line reception fails

Question 16 of 20

17. OMS overhead in what board to deal with, which of the following is correct?

A. FIU board

B. MUX/ DEMUX/ OADM board

C. BTU/circuit board

D. OSC board

Question 17 of 20

18. Which of the following veneers will cause the existing network business interruption in the process of replacement?

A. AUX（OptiX OSN6800）

B. EFI1（OptiX OSN8800 T32）

C. SC2

D. NS2

Question 18 of 20

19. On POWER_FAIL, which of the following statement is wrong?

A. If the main control board reports this alarm, the system time will be lost after power failure, and the 30 minutes' network data will be lost.

B. If the non-master board reports this alarm, when the main power in the board expires, the standby power is normal, then it will lead to the main and standby power switch. It does not affect the business, but there are hidden dangers

C. If the non-master board reports this alarm, when the main power in the board expires, the standby power fails, which will cause the service to be interrupted definitely.

D. If the PIU board reports this alarm, it means that the sub-frame input power supply voltage is not normal, the power supply module failure

Question 19 of 20

20. For the system 24 hours without error loopback performance test, which of the following statement is correct? (Multiple choice)

A. The test is also for each channel, we can use multi-channel series together for testing.

B. Test time is generally set to 24 hours, the test is generally required after the completion of system commissioning, then the optical power per channel should be the best value.

C. The number of channel concatenation is no more than 16, and the channel bearer service type can be different.

D. Optical port from the ring do not have to add fixed light attenuator.

Question 20 of 20

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