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

  • Exam Code: H12-891_V1.0
  • Exam Name: HCIE-Datacom V1.0
  • Updated: Aug 30, 2026     Q & A: 323 Questions and Answers

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Huawei H12-891_V1.0 Exam Syllabus Topics:

SectionWeightObjectives
Advanced Routing and Switching Technologies37%- Network Quality and Optimization
  • 1. QoS mechanism and deployment
    • 2. Traffic engineering and MPLS technology
      - Advanced Switching Technologies
      • 1. Multicast routing and deployment
        • 2. Ethernet protection and reliability technologies
          • 3. VXLAN and EVPN principles and application
            - Advanced Routing Protocols
            • 1. IS-IS protocol principles and deployment
              • 2. BGP route control, policy and deployment
                • 3. OSPF advanced features and optimization
                  WAN Interconnection Network Planning and Deployment8%- WAN Interconnection Technologies
                  • 1. Traditional WAN connection technologies
                    • 2. SD-WAN architecture and Huawei solution
                      - WAN Service Optimization
                      • 1. WAN link reliability and load balancing
                        • 2. WAN security and isolation design
                          Network Automation Technologies and Practice17%- Huawei Automation Solutions
                          • 1. eSight and iMaster NCE tools
                            • 2. Configuration automation and deployment
                              • 3. API-based network operation and maintenance
                                - Automation Foundation
                                • 1. Network programming basis and protocols
                                  • 2. YANG model and data modeling
                                    Campus Network Planning and Deployment23%- Campus Network Service Deployment
                                    • 1. User access management and security
                                      • 2. Campus network management and operation
                                        • 3. WLAN planning and deployment
                                          - Campus Network Architecture Design
                                          • 1. Typical campus network structure and design principles
                                            • 2. CloudCampus solution architecture and features
                                              Bearer WAN Planning and Deployment15%- Bearer Network Architecture
                                              • 1. CloudWAN solution and application scenarios
                                                • 2. Typical bearer network structure and requirements
                                                  - High-level Technology Deployment
                                                  • 1. SRv6 principles and deployment
                                                    • 2. Network slicing and service bearing

                                                      Huawei HCIE-Datacom V1.0 Sample Questions:

                                                      Question 1

                                                      Which of the following technologies can be used to isolate users in the same VLAN?

                                                      A. Port isolation
                                                      B. Super VLAN
                                                      C. IPSG
                                                      D. Ethernet port security


                                                      Question 2

                                                      In the gRPC-based telemetry protocol, the data model layer consists of the RPC layer, telemetry layer, and service data layer. Drag the .proto file to the layer where the file should be located.


                                                      Question 3

                                                      In the firewall hot standby scenario, when VGMP works in load balancing mode, which of the following functions must be enabled on the firewalls to prevent the return traffic from being discarded because it does not match any session entry in the case of inconsistent forward and return paths?

                                                      A. Quick session backup
                                                      B. Automatic backup
                                                      C. Manual batch backup
                                                      D. BFD


                                                      Question 4

                                                      Which of the following is the default port used by iMaster NCE-Campus northbound open APIs?

                                                      A. 18008
                                                      B. 18002
                                                      C. 18006
                                                      D. 18000


                                                      Question 5

                                                      On a CloudCampus virtualized campus network, service data enters different VNs from physical networks through edge nodes, and the VN that the data will enter is determined by the VLANs to which users belong. Which of the following statements about dynamic VLAN authorization is incorrect?

                                                      A. When wired users pass MAC address authentication, they join the authorization VLANs delivered to edge nodes.
                                                      B. When wireless users pass 802.1X authentication, they join the authorization VLANs delivered to edge nodes.
                                                      C. When wired users pass 802.1X authentication, they join the authorization VLANs delivered to edge nodes.
                                                      D. When wireless users pass Portal authentication, they join the authorization VLANs delivered to edge nodes.


                                                      Solutions:

                                                      Question 1
                                                      Answer: A,C,D
                                                      Question 2
                                                      Answer: Only visible for members
                                                      Question 3
                                                      Answer: A
                                                      Question 4
                                                      Answer: C
                                                      Question 5
                                                      Answer: D

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