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

H12-891_V1.0

Exam Code: H12-891_V1.0

Exam Name: HCIE-Datacom V1.0

Updated: Sep 20, 2026

Q & A: 323 Questions and Answers

H12-891_V1.0 Free Demo download:

PDF Version Demo Test Engine Online Test Engine

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Huawei H12-891_V1.0 Exam Syllabus Topics:

SectionObjectives
Topic 1: Routing and Switching Technologies- IP routing protocols
  • 1. OSPF
    • 2. IS-IS basics
      • 3. BGP
        - Switching technologies
        • 1. VLAN and STP
          • 2. Ethernet switching mechanisms
            Topic 2: Network Automation and Programmability- SDN and automation
            • 1. Network automation tools
              • 2. NETCONF/YANG basics
                Topic 3: Data Center and Virtualization Technologies- VXLAN and overlay networks
                • 1. Data center network virtualization
                  Topic 4: Enterprise Network Architecture- Network design principles
                  • 1. Hierarchical network architecture
                    • 2. Scalability and high availability design
                      Topic 5: Network Security and QoS- Security mechanisms
                      • 1. Basic network security design
                        • 2. ACL and traffic control
                          - QoS mechanisms
                          • 1. Traffic classification and shaping
                            Topic 6: IPv6 and Advanced IP Technologies- IPv6 deployment
                            • 1. IPv6 addressing and transition
                              Topic 7: WAN and VPN Technologies- MPLS fundamentals
                              • 1. VPN technologies
                                • 2. MPLS LDP and forwarding

                                  Huawei HCIE-Datacom V1.0 Sample Questions:

                                  Question #1
                                  O&M personnel for a large-scale event center receive feedback about Wi-Fi access failures. iMaster NCE-CampusInsight provides the function for personnel to view packet exchange processes and locate the root cause. It is found that IP addresses in the DHCP address pool are exhausted, preventing IP addresses from being assigned to mobile terminals. Which of the following functions is used by O&M personnel in this scenario?

                                  A. Simulation feedback
                                  B. Protocol trace
                                  C. Issue analysis
                                  D. Client journey


                                  Question #2
                                  The following figure shows some configurations of R1. Based on these configurations, which of the following statements about IS-IS on R1 are correct?
                                  isis 1
                                  is-level level-2
                                  cost-style wide
                                  network-entity 49.0022.ee8c.a0c2.baf1.00
                                  isis 2 vpn-instance tt
                                  is-level level-2
                                  cost-style wide
                                  network-entity 47.00ce.390d.efdc.b3e1.00
                                  isis 3 vpn-instance rr
                                  is-level level-2
                                  cost-style wide
                                  network-entity 47.cc0a.3efb.bbdd.aae1.00

                                  A. Routing information is shared between processes 2 and 3.
                                  B. Routing information of process 2 is isolated from that of process 3.
                                  C. Process 1 contains only global routing information.
                                  D. Process 1 contains the global routing information and routing information of VRFs tt and rr.


                                  Question #3
                                  Fill in Blank
                                  The ingress VTEP performs both Layer 2 and Layer 3 table lookup for packet forwarding. The forwarding mode is _____ IRB forwarding. (Capitalize the first letter.)


                                  Question #4
                                  BGP routing policies can be used to control the advertisement and acceptance of routes.

                                  A. TRUE
                                  B. FALSE


                                  Question #5
                                  Which of the following protocols is used in the Huawei SD-WAN Solution to report device performance data?

                                  A. NetFlow
                                  B. SNMP
                                  C. HTTP/2
                                  D. BGP


                                  Solutions:

                                  Question #1
                                  Correct Answer: B
                                  Question #2
                                  Correct Answer: B,C
                                  Question #3
                                  Correct Answer: Only visible for members
                                  Question #4
                                  Correct Answer: A
                                  Question #5
                                  Correct Answer: C

                                  Related Certifications
                                  HCNA
                                  HCIP-Carrier IP
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