H12-891_V1.0-ENU exam dumps

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  • Exam Code: H12-891_V1.0-ENU
  • Exam Name: HCIE-Datacom V1.0
  • No. of Questions: 611 Questions and Answers
  • Updated: Aug 02, 2026

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

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

                                                                                Huawei HCIE-Datacom V1.0 Sample Questions:

                                                                                1. In the following topology diagram,

                                                                                R1 can be established between R2 and R3 fetches the Internet, RI and R2, R1 and R3 EGP connections, R2, R3 belong to the same AS. The default routes are issued through BGP separately, requiring R2 to be preferred for traffic accessed by RI to the Internet, and the following practices can be achieved

                                                                                A) R2 specifies peer R1 in the export direction setting MED property to 150
                                                                                B) R1 specifies that peer R3 sets the MED property to 150 in the import direction
                                                                                C) R2 specifies that peer R1 is in export. The direction setting local priority is 150
                                                                                D) R1 specifies the peer R2 sets the local priority in the import direction to 150


                                                                                2. 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 EBGP neighbors to its other IBGP neighbors and EBGP neighbors
                                                                                D) The router sends BGP updates learned from its IBGP neighbors to its other IBGP neighbors and EPGP neighbors
                                                                                E) IBGP neighbors can establish neighbor relationships through the Loopback interface


                                                                                3. Which of the following LSAs propagate in a single region only?

                                                                                A) Network LSA
                                                                                B) Router LSA
                                                                                C) Summary LSA
                                                                                D) AS External LSA


                                                                                4. During the LDPsession setup process, the active party first sends the Illitalization information to negotiate the parameters, and if the passive party does not accept the negotiation parameters, which of the following messages will be sent? (Single select).

                                                                                A) Hello Message
                                                                                B) Error Notification Message
                                                                                C) Keepalive Message
                                                                                D) Initialization Message


                                                                                5. When configuring ISIS zone authentication, which ISIS message will carry the authentication letter? (Single choice questions).

                                                                                A) ISIS?Level-2?SNP?LSP?
                                                                                B) Hello message of ISIS's Level2-
                                                                                C) Hello message of ISIS's Level-1.
                                                                                D) ISIS?Level-1?SNP?LSP?


                                                                                Solutions:

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

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