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Updated: Jul 16, 2026

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Huawei H12-891_V1.0-ENU Exam Overview:

Certification Vendor:Huawei
Exam Name:HCIE-Datacom (Written) V1.0
Exam Number:H12-891_V1.0-ENU
Real Exam Qty:60
Related Certifications:HCIE-Datacom (Lab) V1.0 (H12-892_V1.0)
Exam Format:Single-choice, Multiple-choice, True/false, Drag-and-drop, Scenario-based
Available Languages:English, Chinese
Certificate Validity Period:3 years
Passing Score:600/1000
Exam Duration:90 minutes
Exam Price:300 USD
Recommended Training:Huawei Learning Center
HCIE-Datacom V1.0 Official Training
Exam Registration:Huawei Official Certification Portal
Pearson VUE Registration
Sample Questions:Huawei H12-891_V1.0-ENU Sample Questions
Exam Way:Online proctored or onsite at Pearson VUE test centers
Pre Condition:No mandatory prerequisites; recommended: HCIP-Datacom-Core Technology knowledge, 3-5 years of enterprise network experience
Official Syllabus URL:https://e.huawei.com/en/talent/certification/datacom/hcie-datacom-v1-0

Huawei H12-891_V1.0-ENU (HCIE-Datacom V1.0) exam is a certification program designed for IT professionals who want to validate their knowledge and expertise in the field of data communications. The HCIE-Datacom certification is one of the most prestigious qualifications in the IT industry, and passing H12-891_V1.0-ENU exam demonstrates that an IT professional has the skills and knowledge to design, build, and manage data communication networks.

Huawei recommends that candidates have at least five years of experience in data communication network design and maintenance before attempting the HCIE-Datacom V1.0 exam. Successful candidates will be able to demonstrate a high level of expertise in data communication network design, deployment, and maintenance, and will be recognized as Huawei Certified ICT Experts (HCIEs).

Huawei H12-891_V1.0-ENU Exam Syllabus Topics:

SectionWeightObjectives
Bearer WAN Planning and Deployment15%- Bearer WAN Architecture
  • 1. CloudWAN Solution Architecture
    • 2. Carrier-grade Network Requirements
      - CloudWAN Technologies
      • 1. High Reliability Design
        • 2. SRv6
          • 3. Network Slicing
            - Deployment and Optimization
            • 1. Performance Optimization
              • 2. Planning Principles
                Network Automation17%- Huawei Automation Tools
                • 1. iMaster NCE
                  • 2. Scripting and Development
                    - Telemetry and Monitoring
                    • 1. Telemetry Principles
                      • 2. Real-time Data Collection
                        - Automation Basics
                        • 1. YANG and NETCONF
                          • 2. RESTCONF and gRPC
                            • 3. Network Management Protocols
                              Advanced Routing and Switching Technology37%- QoS and Security
                              • 1. Advanced Security Technologies
                                • 2. QoS Mechanisms
                                  - MPLS and VPN Technologies
                                  • 1. MPLS Basics
                                    • 2. Traffic Engineering
                                      • 3. MPLS L3VPN/L2VPN
                                        - Advanced Switching Technologies
                                        • 1. High Availability Technologies
                                          • 2. VXLAN and EVPN
                                            • 3. Multicast Protocols
                                              - Advanced Routing Protocols
                                              • 1. IPv6 Transition Technologies
                                                • 2. BGP
                                                  • 3. OSPF and OSPFv3
                                                    • 4. IS-IS
                                                      WAN Interconnection Network Planning and Deployment8%- WAN Architecture
                                                      • 1. SD-WAN Architecture
                                                        • 2. Traditional WAN Technologies
                                                          - SD-WAN Solution
                                                          • 1. Policy and Traffic Steering
                                                            • 2. Overlay and Underlay Design
                                                              • 3. Huawei SD-WAN Components
                                                                Campus Network Planning and Deployment23%- Campus Network Design
                                                                • 1. Access, Aggregation and Core Layer Design
                                                                  • 2. WLAN Integration
                                                                    • 3. Network Segmentation and Isolation
                                                                      - CloudCampus Deployment
                                                                      • 1. O&M and Troubleshooting
                                                                        • 2. Service Provisioning
                                                                          • 3. Controller and Device Management
                                                                            - Campus Network Architecture
                                                                            • 1. Traditional Campus Architecture
                                                                              • 2. CloudCampus Solution Architecture

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