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Huawei H31-311_V2.5 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Optical Communication Basics | 10% | - Optical Communication Principles - Optical Fiber Types and Characteristics - DWDM Fundamentals |
| Packet Transport Network (PTN) | 15% | - MPLS-TP Principles - PTN Protection Mechanisms - QoS Mechanisms |
| Huawei Transmission Products Overview | 15% | - Product Portfolio and Positioning - OSN 3800/5800/6800/8800 Series - OSN 1800 Series |
| Transmission Network Maintenance | 15% | - Common Alarm Analysis - Network Commissioning - Typical Troubleshooting - Performance Monitoring |
| SDH/SONET Technology | 20% | - SDH Frame Structure - SDH Protection Mechanisms - SDH Multiplexing Principles - SDH Equipment and Interfaces |
| OTN Technology | 25% | - OTN Architecture and Structure - OTN Protection - ROADM Technology - WDM Principles - ODU and OTU Mapping |
Huawei HCIA-Transmission V2.5 Sample Questions:
1. Optical fiber loss includes bending loss, absorption loss and scattering loss.
A) False
B) True
2. When setting the VLAN tag value, all ports of the same device should be configured with the same VLAN ID.
A) False
B) True
3. Which of the following descriptions are correct? (Multiple choice)
A) 1:1 linear multiplex segment can be equipped with additional services, and its switching mode is only dual-end recovery switching
B) Both the two-fiber bidirectional multiplex section protection ring and the four-fiber bidirectional multiplex section protection ring have an effect on the nodes within the ring. The main reason is determined by the K1 and K2 bytes in the APS protocol.
C) The APS protocol of the four-fiber bidirectional multiplex section protection ring is carried by the protection fiber.
The protection mode of ESNCP protection is "double-send, selectively receive", which is particularly suitable for decentralized services.
D) The difference between 1+1 linear MSS and 1:1 linear MSS is whether APS is required.
4. If a bit error is detected in the B1 byte, which of the following alarms will be reported by the other end?
A) Not report
B) RS-BBE
C) MS-AIS
D) RS-FEBBE
5. TMD E1 PWE3 encapsulation is used to solve the transmission of E1 services. What is the frame rate of E1 services per second? Which of the following is correct?
A) 4000 frames
B) 10000 frames
C) 2000 frames
D) 8000 frames
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: A | Question # 3 Answer: A,B,C | Question # 4 Answer: A | Question # 5 Answer: D |
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