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Huawei H12-921_V1.0 : HCIE-Data Center Network (Written) V1.0

H12-921_V1.0

Exam Code: H12-921_V1.0

Exam Name: HCIE-Data Center Network (Written) V1.0

Updated: Aug 04, 2026

Q & A: 241 Questions and Answers

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Huawei H12-921_V1.0 Exam Syllabus Topics:

SectionObjectives
Topic 1: Data Center Network Architecture- Modern data center architecture principles
- Cloud data center evolution and design models
Topic 2: Data Center Network Technologies- Layer 2 and Layer 3 switching technologies
  • 1. VLAN, STP, TRILL basics
    • 2. OSPF and BGP fundamentals in DC scenarios
      - VXLAN and EVPN technologies
      • 1. EVPN control plane integration
        • 2. VXLAN overlay networks
          Topic 3: Data Center Storage and Virtualization- Compute and network virtualization integration
          - Storage networking fundamentals
          Topic 4: High Availability and Security- Data center redundancy and HA design
          - Security mechanisms in data center networks
          Topic 5: Cloud Data Center and SDN- SDN architecture and controllers
          - Huawei CloudFabric solution concepts

          Huawei HCIE-Data Center Network (Written) V1.0 Sample Questions:

          1. What are the correct items in the following description of the deployment of CloudFabricNoF solution?

          A) The iNOF feature is enabled on the storage node
          B) AIECN is enabled on the switch
          C) The iNOF feature is enabled on the switch
          D) SNSD is enabled on the storage node


          2. When any of the following functions is enabled on a Huawei switch, can it send CNP packets?

          A) NPCC
          B) INOF
          C) AI ECN
          D) INC


          3. Which of the following descriptions of underlay routing is wrong when deploying a data center network?

          A) OSPF is recommended for small and medium-sized data center networks, and EBGP is recommended for large and medium-sized networks
          B) When EBGP is used for underlay routing, each group of active-active leaves is deployed on an AS
          C) When OSPF is used for underlay routing, only single-region OSPF can be deployed
          D) Compared with OSPF, EBGP has lower computational consumption and better scalability


          4. Which of the following descriptions of the OpenStack business model is wrong?

          A) Multiple sets of independent AZs can be set up in a DC, and a DC can also be planned as an AZ
          B) A Project is a unit of resources, and a Project can be deployed within one or more PoDs, and a PoD can host multiple sets of resources
          C) A router can only associate one vFW and vice versa
          D) A Project can contain multiple Routers


          5. Which of the following Linux namespaces implements process IDs that can be duplicated but do not affect each other?

          A) PID
          B) UIS
          C) IPC
          D) UID


          Solutions:

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

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