Huawei Certified Internetwork Expert-Transmission: H12-931-ENU Exam
"Huawei Certified Internetwork Expert-Transmission", also known as H12-931-ENU exam, is a Huawei Certification. With the complete collection of questions and answers, PrepPDF has assembled to take you through 320 Q&As to your H12-931-ENU Exam preparation. In the H12-931-ENU exam resources, you will cover every field and category in HCIE-Transmission Certification helping to ready you for your successful Huawei Certification.
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- Exam Code: H12-931-ENU
- Exam Name: Huawei Certified Internetwork Expert-Transmission
- Certification Provider: Huawei
- Corresponding Certification: HCIE-Transmission
- Updated: Aug 01, 2026
- No. of Questions: 320 Questions & Answers with Testing Engine
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Huawei H12-931-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Transmission Network QoS | - HQoS Implementation - QoS Technologies |
| NHP Technology | - Principles and Application |
| Transmission Network Products | - Common Boards - Overview and Application Scenarios - Cabinets and Subracks |
| ASON Principles and Applications | - Automatic Switched Optical Network Concepts - Protocol Operations |
| Advanced Optical Technologies | - NG WDM Electrical Layer ASON - NG WDM Optical Layer ASON |
| MS-OTN Service Configuration | - Service Paths and Mapping - Client and Server Configuration |
| Deploying and Commissioning OTN Devices | - OTN Configuration and Setup - Commissioning Practices |
| Introduction to iMaster NCE-T | - System Overview - Routine Operations & O&M Management - Functions and Features |
| Network Planning & Design | - NG WDM Network Planning - Fiber Doctor System Fundamentals - Optical Doctor System Fundamentals |
Huawei Certified Internetwork Expert-Transmission Sample Questions:
1. Regarding the 10G/100G mixed transmission wavelength isolation band, is the following statement wrong? ()
A) The isolation band can be filled with 40G DQPSK wavelength or 40G ODB wavelength
B) In order to avoid rerouting into the isolation band, the optical layer ASON prohibits 10G and coherent mixed optical layer ASON
C) The mixed transmission cost is related to the number of transmission spans, the width of the isolation band, and the FEC encoding method
D) The coherent signal starts from the long wavelength, and 10G starts from the short wavelength, with an isolation band in between
2. Which of the following reasons will form discrete services on network management?
A) In 5.0 platform equipment, a certain network element in a complete path is not in the current network management
B) A complete path is configured between the online NE and the pre-configured NE
C) The service between two network elements in the same network management, under the premise that the correct time slot is selected, the cross-connection of one network element is delivered through the U2000, and the other is delivered through the command line software and the network management is not uploaded
D) Intermediate network element service cross-connection is not configured
3. What should I pay attention to when swapping antennas? (multiple choices)
A) Turn on AM function
B) ATPC function is off
C) During the commissioning period, there is no rain/snow/fog impact between the two sites
D) If the microwave link adopts a 1+1 protection configuration and uses one antenna, turn off the power of the backup ODU before switching the antenna
4. 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) 165.247.56.0
B) 165.247.48.0
C) 165.247.32.0
D) 165.247.52.0
5. The reason why the ODUk_PM_OCI alarm statement is correct (multiple choice)
A) The board corresponding to the upstream site has an ODUk_PM_OCI alarm
B) This alarm will not cause interruption of the optical interface carrying service
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) Loopback is set for the corresponding board of the opposite station
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: C,D | Question # 3 Answer: B,C,D | Question # 4 Answer: B | Question # 5 Answer: A,C,D |
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