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Huawei H31-311_V2.5 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: OTN Technology25%- OTN Architecture and Structure
- ODU and OTU Mapping
- ROADM Technology
- OTN Protection
- WDM Principles
Topic 2: Optical Communication Basics10%- Optical Fiber Types and Characteristics
- DWDM Fundamentals
- Optical Communication Principles
Topic 3: SDH/SONET Technology20%- SDH Equipment and Interfaces
- SDH Multiplexing Principles
- SDH Frame Structure
- SDH Protection Mechanisms
Topic 4: Transmission Network Maintenance15%- Common Alarm Analysis
- Performance Monitoring
- Network Commissioning
- Typical Troubleshooting
Topic 5: Huawei Transmission Products Overview15%- OSN 3800/5800/6800/8800 Series
- OSN 1800 Series
- Product Portfolio and Positioning
Topic 6: Packet Transport Network (PTN)15%- MPLS-TP Principles
- PTN Protection Mechanisms
- QoS Mechanisms

Huawei HCIA-Transmission V2.5 Sample Questions:

1. The core of the TCP/IP model is the network layer and the transport layer. The network layer solves the logical forwarding problem between networks, and the transport layer ensures reliable transmission from the source to the destination.

A) True
B) False


2. If the OTUk layer overhead is damaged, the board may report OTUk_SM_AIS to indicate the abnormal condition.

A) True
B) False


3. OTN has its own unique frame structure and rich overheads to operate, manage and maintain signals during transmission, such as SM, PM and TCMi overheads to monitor service signals at each level.

A) True
B) False


4. The SDH optical interface only scrambles the electrical signals.

A) True
B) False


5. Which of the following board configurations for ROADM nodes are correct? (Multiple choice)

A) WSMD9
B) WSD9+RMU9
C) WSM9+WSD9
D) WSM9+RDU9


Solutions:

Question # 1
Answer: B
Question # 2
Answer: B
Question # 3
Answer: A
Question # 4
Answer: A
Question # 5
Answer: A,B,D

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