Exam Name: HCIE-Data Center Network (Written) V1.0
Certification Provider: Huawei
Corresponding Certification: HCIE-Data Center
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Updated: Sep 19, 2026
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Huawei H12-921_V1.0 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Huawei CloudFabric Solution | 30% | - Cloud-network integration solutions - CloudFabric deployment models - Data center security in CloudFabric - CloudFabric architecture and components - iMaster NCE-Fabric management platform - Multi-data center interconnection |
| Topic 2: Data Center Network Basic Knowledge | 15% | - Underlay network technologies - Data center and data center network overview - Overlay network fundamentals - Network virtualization and SDN concepts - Data center network architecture and evolution |
| Topic 3: Data Center Network Planning and Design | 8% | - Requirement analysis and capacity planning - Underlay and overlay design principles - Network scalability and redundancy design - IP addressing and VLAN planning |
| Topic 4: Advanced Technologies and Applications of Data Center Networks | 31% | - Network virtualization and multi-tenant solutions - Data center network reliability and high availability - VXLAN and EVPN technologies - Data center routing protocols - Cloud and container network integration |
| Topic 5: Data Center Network O&M and Troubleshooting | 16% | - Performance optimization and tuning - Monitoring and management systems - Network change and upgrade procedures - Fault diagnosis and troubleshooting methodology |
Huawei HCIE-Data Center Network (Written) V1.0 Sample Questions:
Of the basic concepts of computing virtualization technology, which of the following is the operating system running within a VM?
- A. Guest OS
- B. Hypervisor
- C. Host OS
- D. Guest Machine
Correct Answer: A 🗳️
Explanation: Only visible for ExamsLabs members. You can sign-up / login (it's free).
In the DCQCN algorithm, which of the following is handled when the RP receives a CNP packet?
- A. The RP pauses packet sending
- B. The RP sends a PFC counterpressure
- C. RP reduces the packet send rate
- D. The RP sends an ECN set packet
Correct Answer: C 🗳️
What is wrong in the following description of the open source OpenStack Nova component?
- A. Nova relies on Keystone, Neutron, Glance, and Heat when creating virtual machines
- B. Nova supports the management of bare metal, virtual machines, and containers
- C. In some previous versions of OpenStack, Nova was responsible for implementing compute, storage, and networking functions
- D. Nova deploys Nova Compute on the control node to connect with hypervisors of different platforms to achieve virtualization platform agnosticism
Correct Answer: A,D 🗳️
Explanation: Only visible for ExamsLabs members. You can sign-up / login (it's free).
In the CloudFabric network service open programmable overall solution, which component is responsible for southbound interconnection with heterogeneous network devices?
- A. FabricInsight
- B. Runbook
- C. AOC
- D. Business systems
Correct Answer: C 🗳️
Explanation: Only visible for ExamsLabs members. You can sign-up / login (it's free).
The following: "Support docking with the community or third-party commercial OpenStack + third-party cloud management platform." "What level of the CloudFabric solution architecture is described?"
- A. Network Analysis/Control Layer
- B. Business presentation/collaboration layer
- C. Compute the access layer
- D. Network service layer
Correct Answer: B 🗳️
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