Huawei HCIA-Transmission(Huawei Certified ICT Associate-Transmission) : H31-311-ENU

  • Exam Code: H31-311-ENU
  • Exam Name: HCIA-Transmission(Huawei Certified ICT Associate-Transmission)
  • Updated: Aug 18, 2026
  • Q & A: 190 Questions and Answers

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Huawei H31-311-ENU Exam Syllabus Topics:

SectionWeightObjectives
Routine Maintenance10%- Common fault handling
- Daily maintenance procedures
Overview of Optical Transmission Networks5%- Network architecture and application scenarios
- Development and classification of transmission networks
Commissioning and Configuration Basics20%- Performance monitoring and alarm processing
- Service configuration and protection
- Initial configuration process
Basics of Optical Fiber Communication10%- Optical fiber characteristics and types
- Optical passive components
- Optical transmission principles
Optical Transmission Network Products10%- OptiXtrans SDH/WDM product series
- Hardware composition and functions
Optical Transmission Technologies25%- Ethernet services over transmission networks
- SDH principles and frame structure
- WDM principles and system composition
- OTN protocol and frame structure
Hardware Installation Basics10%- Installation environment and safety requirements
- Cabling and power supply
Network Management System5%- NCE-T/iManager U2000 overview
- Basic management functions
WDM and OTN Networks and Signal Flow5%- OTN cross-connect and signal flow
- WDM networking modes

Huawei HCIA-Transmission(Huawei Certified ICT Associate-Transmission) Sample Questions:

1. Which of the following statements about basic LCAS functions are correct? (Multiple Choice)

A) New NEs and links are automatically discovered.
B) The bandwidth is dynamically increased or decreased.
C) The failure members are protected and recovered.
D) An error tolerance mechanism is provided to enhance the robustness of the virtual concatenation function.


2. Which of the following is not an EVPLAN feature?

A) Point-to-point and point-to-multipoint topologies
B) Multipoint-to-multipoint topology
C) Bandwidth sharing
D) Forwarding based on MAC addresses


3. On a Layer 2 switching device, if the Ethernet port is an Access port, the port can receive only the Ethernet frames without VLAN tags or Ethernet frames with the same VLAN ID as the default VLAN ID of the port.

A) TRUE
B) FALSE


4. Which of the following are different types of ESCs divided by implementation principles? (Multiple Choice)

A) Pilot tune DCC
B) None of the above
C) Fixed frame structure DCC
D) Inserted DCC


5. Which of the following bytes in the regenerator section overhead are associated with R-OOF and R-LOF? (Multiple Choice)

A) A1
B) B1
C) A2
D) B2


Solutions:

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

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