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Download Huawei : H12-891_V1.0-ENU Questions & Answers as PDF & Test Software

Last Updated: Jul 24, 2026

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

SectionWeightObjectives
Topic 1: WAN Interconnection Network Planning and Deployment8%- SD-WAN Solution
  • 1. Overlay and Underlay Design
    • 2. Huawei SD-WAN Components
      • 3. Policy and Traffic Steering
        - WAN Architecture
        • 1. SD-WAN Architecture
          • 2. Traditional WAN Technologies
            Topic 2: Network Automation17%- Huawei Automation Tools
            • 1. Scripting and Development
              • 2. iMaster NCE
                - Automation Basics
                • 1. RESTCONF and gRPC
                  • 2. YANG and NETCONF
                    • 3. Network Management Protocols
                      - Telemetry and Monitoring
                      • 1. Real-time Data Collection
                        • 2. Telemetry Principles
                          Topic 3: Advanced Routing and Switching Technology37%- QoS and Security
                          • 1. Advanced Security Technologies
                            • 2. QoS Mechanisms
                              - MPLS and VPN Technologies
                              • 1. Traffic Engineering
                                • 2. MPLS Basics
                                  • 3. MPLS L3VPN/L2VPN
                                    - Advanced Routing Protocols
                                    • 1. IPv6 Transition Technologies
                                      • 2. IS-IS
                                        • 3. OSPF and OSPFv3
                                          • 4. BGP
                                            - Advanced Switching Technologies
                                            • 1. Multicast Protocols
                                              • 2. High Availability Technologies
                                                • 3. VXLAN and EVPN
                                                  Topic 4: Bearer WAN Planning and Deployment15%- Bearer WAN Architecture
                                                  • 1. Carrier-grade Network Requirements
                                                    • 2. CloudWAN Solution Architecture
                                                      - CloudWAN Technologies
                                                      • 1. High Reliability Design
                                                        • 2. SRv6
                                                          • 3. Network Slicing
                                                            - Deployment and Optimization
                                                            • 1. Performance Optimization
                                                              • 2. Planning Principles
                                                                Topic 5: Campus Network Planning and Deployment23%- Campus Network Architecture
                                                                • 1. Traditional Campus Architecture
                                                                  • 2. CloudCampus Solution Architecture
                                                                    - Campus Network Design
                                                                    • 1. WLAN Integration
                                                                      • 2. Network Segmentation and Isolation
                                                                        • 3. Access, Aggregation and Core Layer Design
                                                                          - CloudCampus Deployment
                                                                          • 1. Service Provisioning
                                                                            • 2. Controller and Device Management
                                                                              • 3. O&M and Troubleshooting

                                                                                Huawei HCIE-Datacom V1.0 Sample Questions:

                                                                                1. Which of the following options enables encapsulation and unencapsulation of VXLAN messages?

                                                                                A) VLANIF
                                                                                B) BD
                                                                                C) VBDIF
                                                                                D) VTEP


                                                                                2. The command to adjust the LINK cost value for the IS-IS interface is? (Radio)

                                                                                A) ISIS cost
                                                                                B) lSIS circuit type
                                                                                C) ISIS circuit level
                                                                                D) ISIS timer hello


                                                                                3. CORRECT TEXT
                                                                                BGP EVPN Type2 routes are used to pass IRB type routes with information including? (Multi-select)

                                                                                A) Host MAC address
                                                                                B) Host IP address
                                                                                C) Three layers of VNI
                                                                                D) Layer 2 VNI


                                                                                4. What type of prefix does a router running BGP advertise to its IBGP neighbor (assuming the router is not configured as a route reflector)? (radio).

                                                                                A) Prefixes are learned through other BGP neighbors, or prefixes are learned locally through network or routing introduction
                                                                                B) The prefix is learned through an EBGP neighbor, or the prefix is learned from an from RR
                                                                                C) A prefix that exists in the routing table
                                                                                D) Prefixes are learned through EBGP neighbors, or prefixes are learned locally through network or routing introduction
                                                                                E) Prefixes are learned through other IBGP neighbors, or prefixes are learned from EBGP neighbors, or prefixes are learned through routing introduction


                                                                                5. Router RI and Router R2 run BGP. Both routers are in the AS65234. The route for router R2 exists in the BGP routing table of the router RI, but not in the IP routing table of the router RI . So what causes the problem to occur? (Single Choice Questions).

                                                                                A) Router R1 does not enable BGP Multi-hop
                                                                                B) The BGP neighbor relationship is Down
                                                                                C) Routing is not optimal
                                                                                D) Synchronization is turned off


                                                                                Solutions:

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

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