Huawei H12-891_V1.0-ENU : HCIE-Datacom V1.0

  • Exam Code: H12-891_V1.0-ENU
  • Exam Name: HCIE-Datacom V1.0
  • Updated: Jul 27, 2026   Q&As: 611 Questions and Answers

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Huawei H12-891_V1.0-ENU Exam Syllabus Topics:
SectionWeightObjectives
WAN Interconnection Network Planning and Deployment8%- SD-WAN Solution
  • 1. Policy and Traffic Steering
    • 2. Huawei SD-WAN Components
      • 3. Overlay and Underlay Design
        - WAN Architecture
        • 1. Traditional WAN Technologies
          • 2. SD-WAN Architecture
            Advanced Routing and Switching Technology37%- MPLS and VPN Technologies
            • 1. Traffic Engineering
              • 2. MPLS L3VPN/L2VPN
                • 3. MPLS Basics
                  - Advanced Switching Technologies
                  • 1. Multicast Protocols
                    • 2. VXLAN and EVPN
                      • 3. High Availability Technologies
                        - Advanced Routing Protocols
                        • 1. IS-IS
                          • 2. BGP
                            • 3. OSPF and OSPFv3
                              • 4. IPv6 Transition Technologies
                                - QoS and Security
                                • 1. QoS Mechanisms
                                  • 2. Advanced Security Technologies
                                    Bearer WAN Planning and Deployment15%- CloudWAN Technologies
                                    • 1. High Reliability Design
                                      • 2. Network Slicing
                                        • 3. SRv6
                                          - Bearer WAN Architecture
                                          • 1. CloudWAN Solution Architecture
                                            • 2. Carrier-grade Network Requirements
                                              - Deployment and Optimization
                                              • 1. Performance Optimization
                                                • 2. Planning Principles
                                                  Network Automation17%- Telemetry and Monitoring
                                                  • 1. Telemetry Principles
                                                    • 2. Real-time Data Collection
                                                      - Huawei Automation Tools
                                                      • 1. Scripting and Development
                                                        • 2. iMaster NCE
                                                          - Automation Basics
                                                          • 1. RESTCONF and gRPC
                                                            • 2. Network Management Protocols
                                                              • 3. YANG and NETCONF
                                                                Campus Network Planning and Deployment23%- Campus Network Design
                                                                • 1. WLAN Integration
                                                                  • 2. Network Segmentation and Isolation
                                                                    • 3. Access, Aggregation and Core Layer Design
                                                                      - Campus Network Architecture
                                                                      • 1. CloudCampus Solution Architecture
                                                                        • 2. Traditional Campus Architecture
                                                                          - CloudCampus Deployment
                                                                          • 1. Controller and Device Management
                                                                            • 2. O&M and Troubleshooting
                                                                              • 3. Service Provisioning
                                                                                Huawei HCIE-Datacom V1.0 Sample Questions:

                                                                                1. CORRECT TEXT
                                                                                As shown in the figure, Department A of Branch 1 has access to the Internet, but Department B can only use an encrypted VP to access headquarters resources, and NAT can be configured on the egress device. The policy enables Department A to access the Internet, while the PSecVPN (ESP Protocol) + Tunnel mode method configured for Department B gives it access to headquarters.

                                                                                A) Wrong
                                                                                B) Right


                                                                                2. IPV6 multicast introduces the concept of multicast scope, which of the following ways is the multicast scope concept implemented? Multi-select

                                                                                A) During network configuration, the administrator uses the configuration command at the edge of the network to limit the multicast scope.
                                                                                B) When the group shake source sends IP6 multicast data, the TTL value of the packet is set to limit the transmission range of the group shake
                                                                                C) There is a special field in the IPv6 multicast address that specifies the propagation range of multicast.
                                                                                D) Multicast scope is just a concept of spreading scope, and there is no specific technical implementation.


                                                                                3. The HW appliance network administrator plans to migrate IGMPv2 in the multicast network to IGMPV3 Where does IGMPV3 improve over IGMPv2?

                                                                                A) IGMPv3 adds the ability for hosts to specify multicast groups that do not join a specific multicast source
                                                                                B) IGMPv3 adds Request-to-send and Clear-to-send between source and local IGMP queries
                                                                                C) IGMPv3 adds the ability for hosts to specify multicast groups that are joined to a specific multicast source
                                                                                D) IGMPv3 removes the Report-suppression feature for membership reporting
                                                                                E) IGMPv3 removes the ability to include all sources in a wildcard group


                                                                                4. As shown in the following topology, EBGP is running between ASI0O0, AS.203, AS.30, AS8400, and the neighbor relationship has been established as RECEIVed by AS4O0 When AS1OO issues a 1..11/2 CIDR segment BGP route, the path order recorded in the ASPath attribute is correct

                                                                                A) 10,200,3
                                                                                B) 400,300,200,100
                                                                                C) 300,200,100
                                                                                D) 100,200,300,400


                                                                                5. A multi-protocol network, the topology is shown in the figure. Take a closer look at the topology, router R4 (in Areal) is introduced into the OSPF process via the routes learned by BGP. So what categories of LS4 will R3 advertise to zone 0? (Multiple choice questions).

                                                                                A) 4?LSA
                                                                                B) 1?LSA
                                                                                C) 2????
                                                                                D) 7?LSA
                                                                                E) 5?LSA


                                                                                Solutions:

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

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