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 25, 2026     Q & A: 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. Huawei SD-WAN Components
    • 2. Policy and Traffic Steering
      • 3. Overlay and Underlay Design
        - WAN Architecture
        • 1. SD-WAN Architecture
          • 2. Traditional WAN Technologies
            Network Automation17%- Telemetry and Monitoring
            • 1. Telemetry Principles
              • 2. Real-time Data Collection
                - Huawei Automation Tools
                • 1. iMaster NCE
                  • 2. Scripting and Development
                    - Automation Basics
                    • 1. YANG and NETCONF
                      • 2. RESTCONF and gRPC
                        • 3. Network Management Protocols
                          Advanced Routing and Switching Technology37%- MPLS and VPN Technologies
                          • 1. Traffic Engineering
                            • 2. MPLS Basics
                              • 3. MPLS L3VPN/L2VPN
                                - QoS and Security
                                • 1. QoS Mechanisms
                                  • 2. Advanced Security Technologies
                                    - Advanced Switching Technologies
                                    • 1. VXLAN and EVPN
                                      • 2. High Availability Technologies
                                        • 3. Multicast Protocols
                                          - Advanced Routing Protocols
                                          • 1. IS-IS
                                            • 2. BGP
                                              • 3. IPv6 Transition Technologies
                                                • 4. OSPF and OSPFv3
                                                  Campus Network Planning and Deployment23%- Campus Network Design
                                                  • 1. Access, Aggregation and Core Layer Design
                                                    • 2. Network Segmentation and Isolation
                                                      • 3. WLAN Integration
                                                        - CloudCampus Deployment
                                                        • 1. Service Provisioning
                                                          • 2. O&M and Troubleshooting
                                                            • 3. Controller and Device Management
                                                              - Campus Network Architecture
                                                              • 1. CloudCampus Solution Architecture
                                                                • 2. Traditional Campus Architecture
                                                                  Bearer WAN Planning and Deployment15%- Bearer WAN Architecture
                                                                  • 1. Carrier-grade Network Requirements
                                                                    • 2. CloudWAN Solution Architecture
                                                                      - CloudWAN Technologies
                                                                      • 1. Network Slicing
                                                                        • 2. High Reliability Design
                                                                          • 3. SRv6
                                                                            - Deployment and Optimization
                                                                            • 1. Performance Optimization
                                                                              • 2. Planning Principles

                                                                                Huawei HCIE-Datacom V1.0 Sample Questions:

                                                                                1. Host HW1 in the HW device network Wants to join a video conference, so what does that host do?

                                                                                A) Sends a unicast IGMPv2 membership report to the RP
                                                                                B) The IGMPV2 membership report is sent over multicast in the local network, and the destination multicast address of the IGMPv2 membership report is "All PIM Routers" 224002 Multicast address
                                                                                C) Sends an IGMPv2 membership report to the default router unicast of the local network
                                                                                D) The IGMPv2 membership report is sent over multicast in the local network, and the multicast address carried in the IGMPv2 membership report is the multicast address that you want to join


                                                                                2. Which of the following configurations is the correct OSPFv3 route aggregation configuration:

                                                                                A) (Huaweijospf3 1 Huawei-ospfv3-1Jarea 1 Huawei-ospfv3-1-area-0001]asbr-sumary fcO0:0:0: 48 cost 20 tag 100
                                                                                B) [Huawei]ospfv3 1 [Huawei-ospfv3-1]abr-surmary fcO0:0:0:48 cost 400
                                                                                C) [Huawei]ospfv3 1 [Huawei-ospfv3-1J]area 1 [Huawel-ospfv3-1-area-0001]abr-summary fc00:0-0:48 cost 400
                                                                                D) [Huawei] interface gigabitethernet 1/0/0 [Huawei-GigabitEthernet1/0/0]asbr-surmary fcO0-0:0:48 cost 20
                                                                                E) [Huawei]ospfv3 1 [Huawei-ospfv3-1]asbr-surmary fcO0-0:0::48 3 cost 20 tag 100


                                                                                3. Configure queue-based traffic shaping, which defaults to tailing if the queue length exceeds the cache size

                                                                                A) False
                                                                                B) True


                                                                                4. There are routers as follows, according to which the compromise conclusion is wrong?

                                                                                A) The system ID of the R3 router is 000300000000
                                                                                B) The R3 router is a Level-1-2 router
                                                                                C) R3 must be the DIS of some Level-2 link
                                                                                D) R3 must be the DIS of some Level-1 link


                                                                                5. There are two Communily filters: ip comimuniy-lite lpemit 101201 ip community fiter 2permit101 ip commmuriyfilter 2pemit21 Regarding the above ommuniyfiter, the correct description is? (Multiple choice questions).

                                                                                A) The BGP route matches community-filter 1 only if the community attribute values carried in the BGP route contain 100:1 and 200:1
                                                                                B) As long as the group attribute value carried in the BGP route contains 100:1 or 200:1, or both, the BGP route matches the community-filterl
                                                                                C) As long as the group attribute value carried in the BGP route contains 100:1 or 200:1, or both, the BGP route matches community-filter2
                                                                                D) A BGP route matches community-filter2 only if the group attribute values carried in the BGP route include 100:1 and 200:1


                                                                                Solutions:

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

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