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

Huawei H12-891_V1.0-ENU exam
  • Exam Code: H12-891_V1.0-ENU
  • Exam Name: HCIE-Datacom V1.0
  • Updated: Aug 06, 2026
  • Q & A: 611 Questions and Answers
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Huawei H12-891_V1.0-ENU Exam Syllabus Topics:

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

                                                                                Huawei HCIE-Datacom V1.0 Sample Questions:

                                                                                1. The switch uses IPSG technology to verify the source address of the IP packet, and the verification matrix used by the IPSG is obtained through the ARP resolution process in the listening network

                                                                                A) False
                                                                                B) True


                                                                                2. In order to reduce the number of OSPF routes in some unscheduled areas, the OSPF protocol has developed special area functions, and the following characteristic description of ospf special areas is correct? (Single choice questions).

                                                                                A) Any OSPF zone can be configured as a special zone
                                                                                B) ASBR-Sunmary-LSA is allowed to be published to NSSA regions
                                                                                C) Special area routers cannot establish OSPF neighbor relationships with regular area routers
                                                                                D) AS-External-LSA is allowed to be published to Stub regions


                                                                                3. The existing router HWl running BGP is configured with both IBGP neighbors and EBGP tenants.
                                                                                The following descriptions about IBGP Neighbors and EBGP Neighbors are correct?

                                                                                A) EBGP neighbors must be directly connected, otherwise, EBGP-Multi-hop must be configured with
                                                                                B) The router will have an EBGP BGP neighbor from it must be connected directly, otherwise, IBGP-Multi-hop must be configured
                                                                                C) The router sends BGP updates learned from its IBGP neighbors to its other IBGP neighbors and EPGP neighbors
                                                                                D) The router sends BGP updates learned from its EBGP neighbors to its other IBGP neighbors and EBGP neighbors
                                                                                E) IBGP neighbors can establish neighbor relationships through the Loopback interface


                                                                                4. Which timer for spanning tree protocol dictates how often to see the root bridge send configuration BPDUs?

                                                                                A) forwarding delay timer
                                                                                B) STP timer
                                                                                C) Maxage timer
                                                                                D) Hello timer
                                                                                E) HOLD timer


                                                                                5. Router HW enables OSPF and router HW has the role of ABR and is configured with abr-summary, then which class LSA Will it be aggregated?

                                                                                A) 5 Class LSA
                                                                                B) 3 kind LSA
                                                                                C) 2 kind LSA
                                                                                D) 1 Class LSA
                                                                                E) 4 kind LSA


                                                                                Solutions:

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

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