Huawei H31-421 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: LTE Signaling and Protocols | 27% | - EPS network architecture and interfaces - X2AP and S1AP signaling processes - RRC, PDCP, RLC, MAC layer functions - UE attach, TAU and detach procedures - Bearer establishment and management - Intra-LTE and inter-RAT handover procedures |
| Topic 2: eNodeB Reconfiguration and Maintenance | 13% | - Transmission and device data configuration - Radio parameter planning and configuration - Routine maintenance and performance monitoring - Typical scenario configuration adjustment - eNodeB configuration management process |
| Topic 3: LTE Advanced Troubleshooting | 30% | - Antenna and feeder system fault analysis - eNodeB transmission fault diagnosis - Common fault handling workflow - KPI analysis and problem location - VSWR and PIM related issues - Coverage, capacity and interference optimization - Interworking issues with 2G/3G networks |
| Topic 4: LTE Air Interface | 30% | - OFDMA and SC-FDMA principles - Physical channels, signals and reference signals - MIMO and multi-antenna technologies - Frame structure and channel structure for FDD/TDD - LTE network evolution and 3GPP standards - Cell search, random access and paging procedures - Radio interface protocols and architecture |
Huawei HCIP-LTE V1.0 Sample Questions:
1. eNodeB alarms and events have "recovery" and "active" two states.
A) False
B) True
2. The parameters in the "Public Data" page of the acquisition table are the same for all eNodeBs in the summary acquisition table.
A) TRUE
B) FALSE
3. Where is integrity protection applied?
A) RRC signaling and user data
B) User Data
C) RRC signaling
4. If the RUN indicator on the LMPT is steady, it indicates that the board is operating normally.
A) TRUE
B) FALSE
5. PUCCH channel's resource block is in the middle of the uplink band.
A) TRUE
B) FALSE
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A | Question # 3 Answer: C | Question # 4 Answer: B | Question # 5 Answer: B |
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