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Huawei H31-421

H31-421

Exam Code: H31-421

Exam Name: HCIP-LTE V1.0

Updated: Aug 02, 2026

Q&A Number: 195 Q&As

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Huawei H31-421 Exam Syllabus Topics:

SectionObjectives
Topic 1: Mobility Management- Tracking and Location Update
  • 1. Paging mechanism
    • 2. TAU procedures
      - Handover Procedures
      • 1. Intra-LTE handover
        • 2. Inter-RAT mobility
          Topic 2: LTE Air Interface Fundamentals- Physical Layer Procedures
          • 1. Synchronization and reference signals
            • 2. Channel coding and multiplexing
              - OFDM / SC-FDMA Principles
              • 1. Resource block structure
                • 2. Uplink and downlink modulation
                  Topic 3: LTE System Architecture- EPC (Evolved Packet Core)
                  • 1. Core network architecture
                    • 2. MME, SGW, PGW roles
                      - E-UTRAN Overview
                      • 1. eNodeB functions and interfaces
                        • 2. Radio access network structure
                          Topic 4: QoS and Service Management- Policy Control
                          • 1. PCRF functions
                            • 2. Traffic prioritization
                              - Bearer Management
                              • 1. QoS Class Identifier (QCI)
                                • 2. EPS bearer concepts
                                  Topic 5: LTE Network Optimization and Troubleshooting- Performance Optimization
                                  • 1. Coverage and capacity tuning
                                    • 2. Interference analysis
                                      - Fault Diagnosis
                                      • 1. Network KPIs monitoring
                                        • 2. Signaling analysis

                                          Huawei HCIP-LTE V1.0 Sample Questions:

                                          1. Which of the following carries the RRC message on the logical channel CCCH?

                                          A) SRB1
                                          B) MIB
                                          C) SRB2
                                          D) SRB0


                                          2. The eNodeB adopts the master board cold backup function, that is, two UMPT/LMPT boards are configured in the BBU3900, and the two UMPT/LMPT boards are in active/standby relation. When a major UMPT/LMPT board serious fails, the system automatically triggers the active/standby switchover.

                                          A) False
                                          B) True


                                          3. Which of the following is unlikely an UE identification in the paging message?

                                          A) IMSI
                                          B) S-TMSI
                                          C) C-RNTI


                                          4. Normal cyclic prefix is mainly used for long distance coverage scenario.

                                          A) False
                                          B) True


                                          5. Success in random access means that the UE completes the uplink synchronization.

                                          A) TRUE
                                          B) FALSE


                                          Solutions:

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

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