Exam Name: HCIE-Data Center Network (Written) V1.0
Certification Provider: Huawei
Corresponding Certification: HCIE-Data Center
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Huawei H12-921_V1.0 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Data Center Network Planning and Design | 8% | - IP addressing and VLAN planning - Requirement analysis and capacity planning - Underlay and overlay design principles - Network scalability and redundancy design |
| Topic 2: Data Center Network O&M and Troubleshooting | 16% | - Fault diagnosis and troubleshooting methodology - Performance optimization and tuning - Monitoring and management systems - Network change and upgrade procedures |
| Topic 3: Huawei CloudFabric Solution | 30% | - CloudFabric deployment models - Multi-data center interconnection - Data center security in CloudFabric - iMaster NCE-Fabric management platform - CloudFabric architecture and components - Cloud-network integration solutions |
| Topic 4: Data Center Network Basic Knowledge | 15% | - Network virtualization and SDN concepts - Data center network architecture and evolution - Underlay network technologies - Overlay network fundamentals - Data center and data center network overview |
| Topic 5: Advanced Technologies and Applications of Data Center Networks | 31% | - Data center network reliability and high availability - Data center routing protocols - Network virtualization and multi-tenant solutions - VXLAN and EVPN technologies - Cloud and container network integration |
Huawei HCIE-Data Center Network (Written) V1.0 Sample Questions:
Which of the following descriptions of lossless network prioritization design for multivariate computing is wrong?
- A. In a VXLAN lossless network, switching devices can directly schedule traffic based on the priority of the IP header in the inner layer of VXLAN
- B. Huawei data center switches support the 8021p priority-based PFC function
- C. You need to plan a separate priority queue for RoCE traffic and enable the PFC feature
- D. Huawei data center switches support the PFC function based on DSCP priority
Correct Answer: A 🗳️
Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
When packet loss occurs in a CloudFabric data center network, which of the following operations does the network administrator need to do first?
- A. Confirm the fault information
- B. Fault isolation
- C. Fault demarcation and positioning
- D. Troubleshooting
Correct Answer: A 🗳️
Device configuration parameters can be adjusted when using the edge intelligence function of iMaster NCE-FabricInsight for specified stream analysis. Which of the following device configurations cannot be automatically delivered during UDP specified stream analysis?
- A. ACL Number
- B. Whether the VXLAN packet is matched
- C. Active aging time
- D. Whether to match TAG packets with a layer 1 VLAN
Correct Answer: C 🗳️
What are the following descriptions of open source OpenStack components, and what are the errors?
- A. OpenStack controls and manages corresponding resources through the collaborative interaction of various components
- B. OpenStack uses Ceilometer components to monitor business modules, including: Cinder, Neutron ,Nova, Swift Glance
- C. The OpenStack computing resource architecture adopts a multi-level architecture, from top to bottom:
Region and Host Aggregate AZ - D. The OpenStack architecture includes not only the components of computing, network, and storage, but also other module components such as orchestration and shared services
Correct Answer: B,C 🗳️
Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
What are the correct terms of the following descriptions of underlays and overlay networks?
- A. Overlay Routes for the network are generated by routes that are ingested into the underlay network
- B. Underlay is logically isolated from overlay, and as long as the routes between tunnel endpoints are reachable, the failure of the underlay network will not directly affect the overlay network
- C. From the perspective of an overlay network, the underlay network is transparent to devices connected outside of the VXLAN tunnel endpoints
- D. When implementing the overlay technology in the underlay network, the original underlay network needs to be modified to a certain extent
Correct Answer: B,C 🗳️
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