Huawei H12-893 Online Practice Questions and Exam Preparation

Huawei H12-893 Online Questions & Answers

• Question 1:

  Which of the following are advantages of iMaster NCE-FabricInsight's telemetry-based performance metric collection? (Select All that Apply)

  A. Efficient transmission
  B. Quasi-real-time data collection
  C. Intelligent data analysis and automated troubleshooting
  D. One-off subscription and continuous data push
  A. Efficient transmission
  B. Quasi-real-time data collection
  D. One-off subscription and continuous data push

• Question 2:

  Which of the following statements are true about the tenant service model? (Select All that Apply)

  A. A tenant can apply for independent compute, storage, and network resources.
  B. One logical router is mapped to one VRF.
  C. An EPG can have only one subnet.
  D. A subnet supports the access of only one VM.
  A. A tenant can apply for independent compute, storage, and network resources.
  B. One logical router is mapped to one VRF.

• Question 3:

  In Huawei CloudFabric Solution, which component is responsible for collecting telemetry data in real time?

  A. iMaster NCE-FabricInsight
  B. iMaster NCE-Fabric
  C. SecoManager
  D. FabricAnalyzer
  A. iMaster NCE-FabricInsight

• Question 4:

  Which of the following can be deployed to enhance DC reliability? (Select All that Apply)

  A. Power supply redundancy
  B. M-LAG
  C. Monitor Link
  D. Controller cluster
  A. Power supply redundancy
  B. M-LAG
  D. Controller cluster

• Question 5:

  In the VPC interworking scenario, traffic is checked and filtered only by the firewall in the source or destination VPC.

  A. TRUE
  B. FALSE
  B. FALSE

• Question 6:

  An enterprise builds a DC and deploys iMaster NCE-Fabric to automatically deliver network configurations. After the engineer manually deploys the underlay network and delivers overlay network configurations through iMaster NCE-Fabric, it is found that tenant hosts cannot access external networks. Which of the following is not a possible cause of this fault?

  A. No return route is configured on the PE.
  B. The engineer did not check whether the service loopback interface needs to be configured on the VXLAN network based on the switch model.
  C. No firewall security policy is configured when host traffic passes through the firewall.
  D. The MAC address of the NVE interface on the VXLAN network is not manually specified.
  D. The MAC address of the NVE interface on the VXLAN network is not manually specified.

• Question 7:

  In the spine-leaf DCN architecture, the border leaf node and service leaf node can be deployed on the same device.

  A. TRUE
  B. FALSE
  A. TRUE

• Question 8:

  Which of the following statements is false about the overlay technology and VXLAN protocol?

  A. A VXLAN tunnel endpoint that performs encapsulation is called a VNI.
  B. VXLAN uses ECMP of the underlay network to improve network forwarding performance.
  C. A VXLAN network is built based on UDP.
  D. VXLAN expands the number of subnets to 16 million and supports multi-tenancy.
  A. A VXLAN tunnel endpoint that performs encapsulation is called a VNI.

• Question 9:

  VXLAN is a network virtualization technology that uses MAC-in-UDP encapsulation. What is the destination port number used during UDP encapsulation?

  A. 4787
  B. 4789
  C. 4790
  D. 4788
  B. 4789

• Question 10:

  In the computing scenario of Huawei CloudFabric Solution, which of the following services are optional for controller interconnection? (Select All that Apply)

  A. Interconnection with FabricInsight
  B. Interconnection with the authentication server
  C. Interconnection with eSight
  D. Interconnection with the VMM
  A. Interconnection with FabricInsight
  C. Interconnection with eSight