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Huawei H31-421-ENU : HCIP-LTE (Huawei Certified ICT Professional-LTE)

H31-421-ENU

Exam Code: H31-421-ENU

Exam Name: HCIP-LTE (Huawei Certified ICT Professional-LTE)

Updated: Nov 01, 2026

Q & A: 195 Questions and Answers

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Huawei H31-421-ENU Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: LTE Air Interface30%- Physical channels, signals and reference signals
- Frame structure and channel structure for FDD/TDD
- MIMO and multi-antenna technologies
- Cell search, random access and paging procedures
- OFDMA and SC-FDMA principles
- LTE network evolution and 3GPP standards
- Radio interface protocols and architecture
Topic 2: LTE Signaling and Protocols27%- EPS network architecture and interfaces
- Bearer establishment and management
- UE attach, TAU and detach procedures
- Intra-LTE and inter-RAT handover procedures
- X2AP and S1AP signaling processes
- RRC, PDCP, RLC, MAC layer functions
Topic 3: LTE Advanced Troubleshooting30%- Coverage, capacity and interference optimization
- VSWR and PIM related issues
- Common fault handling workflow
- eNodeB transmission fault diagnosis
- KPI analysis and problem location
- Antenna and feeder system fault analysis
- Interworking issues with 2G/3G networks
Topic 4: eNodeB Reconfiguration and Maintenance13%- Typical scenario configuration adjustment
- Routine maintenance and performance monitoring
- eNodeB configuration management process
- Radio parameter planning and configuration
- Transmission and device data configuration

Huawei HCIP-LTE (Huawei Certified ICT Professional-LTE) Sample Questions:

Question #1
Which of the following messages will not appear during the X2 interface switching?

A. Path switch request
B. RRC reconfiguration request
C. Handover request
D. Initial context setup request


Question #2
"S1Sig IP Local Port" parameter in summary gathering table can be set to any value within the range of parameters, and does not need to negotiate with the MME.

A. False
B. True


Question #3
Different eNodeBs in a subnet can configure the same local O&M IP address.

A. FALSE
B. TRUE


Question #4
Which of the following RRUs apply to the LTE standard? (Multiple choice)

A. RRU3279
B. RRU3936
C. RRU3829
D. RRU3256


Question #5
How much is the TTI of MIB?

A. 10ms
B. 40ms
C. 80ms
D. 20ms


Solutions:

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

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