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Huawei H12-931-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: All-Optical & Turbo WDM | 5% | - OXC and all-optical switching - Turbo WDM architecture and applications |
| Topic 2: NG WDM Network Planning & Design | 6% | - Design process and elements - DCN planning and optimization |
| Topic 3: Electrical-layer ASON Configuration | 3% | - Control plane management - Service creation and maintenance |
| Topic 4: Optical-layer ASON Configuration | 3% | - Control plane management - Diamond/Silver/Copper service creation |
| Topic 5: NHP & OSU Technology | 4% | - OSU features and scenarios - NHP and OSU principles |
| Topic 6: Fiber Sensing & Troubleshooting | 8% | - Distributed fiber sensing principles - End-to-end troubleshooting - Alarm analysis and fault location |
| Topic 7: Clock Synchronization & DCI Solutions | 6% | - DCI architecture and deployment - Synchronization technologies |
| Topic 8: High-Speed & ULH Technologies | 7% | - Coherent and extended band transmission - ULH solutions and deployment |
| Topic 9: Transmission Network Products | 4% | - Cabinets, subracks and common boards - Overview and application scenarios |
| Topic 10: Optical Doctor & Fiber Doctor | 6% | - Configuration and fault detection - System composition and principles |
| Topic 11: MS-OTN Service Configuration | 6% | - OTN, SDH, EoO, EoS services - MPLS-TP and OSU services |
| Topic 12: OTN Device Deployment & Commissioning | 6% | - NE commissioning and data backup - Initial configuration - OSC and optical power commissioning |
| Topic 13: SDH-to-OTN Upgrade & Network Reconstruction | 10% | - OTN node and capacity expansion - Protection reconstruction - Upgrade solutions and implementation |
| Topic 14: Transmission Network QoS | 4% | - QoS and HQoS application - QoS principles and technologies |
| Topic 15: ASON Principles & Applications | 6% | - Architecture, protocols and functions - Typical application scenarios |
| Topic 16: iMaster NCE-T | 6% | - System overview and functions - Routine O&M management |
Huawei Certified Internetwork Expert-Transmission Sample Questions:
An ETH_LOS or LINK_ERR alarm occurs on a single Ethernet port of a multi-interface Ethernet board, and the service is interrupted.The possible reasons are: the working mode of the Ethernet port is not matched or the interface rate is inconsistent, the optical module hardware is faulty, and the possible reasons are?
- A. Optical fiber connection error
- B. Ethernet port attribute setting error
- C. SDH line VC4 channel failure
- D. MTU parameter setting is too small
Correct Answer: A 🗳️
Designed as a C-band 80-wave system, add the operation of the C-band odd-numbered wave, the description is correct (multiple choice)
- A. There is no change in the optical power of the OTU WDM side
- B. The operation process will interrupt the original business
- C. The original business signal-to-noise ratio remains unchanged after operation
- D. Need to re-adjust the light emission power
Correct Answer: A,C 🗳️
Regarding file operation and maintenance, the following are wrong ()
- A. For text files, ascll is not available for transmission
- B. To transfer a file on your own PC to the workstation, you can use the put command
- C. The file compressed with winzip on the PC can be decompressed with the unzip command on the workstation
- D. When using ftp to transfer files, ASCII files can be transferred in binary mode, but binary files cannot be transferred in ASCII mode
Correct Answer: A 🗳️
What are the main application scenarios of 1588 ACR? (multiple choice)
- A. Traversing a leased third-party network
- B. Huawei SDH network
- C. Huawei PTN network
- D. Traversing the asynchronous network
Correct Answer: A,D 🗳️
When planning a 1+1 HSB, the corresponding planning principles should be followed. Which of the following are not HSB planning principles?
- A. If the recovery type is selected as the protection type, it is recommended to set the waiting recovery time within the range of 5-12 minutes, and it is recommended to set the default value of 10 minutes
- B. Although 1+1 HSB does not limit the slot of the IF board, it is still recommended that the main/backup IF board be installed in the dual slot
- C. It is recommended to set the "Alarm reporting method" to "Report only to the protection group"
- D. It is recommended to enable reverse switching to prevent the sender from performing invalid RDI switching due to signal fading
Correct Answer: D 🗳️
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