HCIA-SDN V1.0 H31-611 Training Material

1. The OpenFlow protocol in SDN architecture is led and actively promoted by the IETF.

TRUE

FALSE

2. In terms of the SDN architecture, the ONF does not recommend carriers to change the existing network architecture, but the IETF recommends carriers to do so.

TRUE

FALSE

3. Which of the following descriptions are true about SDN? (Choose all that apply.)

SDN is OpenFlow.

SDN supports forwarding-control separation.

SDN provides programmable open interfaces.

SDN is short for software-defined networking.

4. Which of the following are true about SDN? (Choose all that apply.)

In the SDN architecture, the underlying switches need to provide only the most basic and simple functions.

SDN is applicable to cloud computing providers and enterprises facing substantially increasing workloads.

SDN’s forwarding-control separation architecture standardizes and simplifies network devices.

SDN cannot implement flexible and centralized control and cloudfield application awareness.

5. In the SDN architecture, which of the following belong to the application layer? (Choose all that apply.)

OpenStack

Third-party APP platform

SNC

NetMatrix

6. Which of the following is the port number used by VXLAN packets?

4786

4787

4788

4789

7. On an SDN network, network devices only need to be responsible for data forwarding.

TRUE

FALSE

8. On a VXLAN network, which of the following statements are NOT true about VNIs? (Choose all that apply.)

A VNI is a VXLAN network identifier used to differentiate VXLAN segments.

One VNI identifies one tenant, regardless of whether the tenant contains multiple end users.

VMs of different VXLAN segments cannot directly communicate with each other Layer 2.

A VNI consists of 16 bits.

9. In the SDN architecture, which of the following protocols is used for communication between the control layer and application layer?

OpenFlow

NETCONF

RESTful

NetStream

10. The OpenStack architecture comprises which of the following components? (Choose all that apply.)

Nova

Neutron

Cinder

NetMatrix

HCIA-SDN V1.0 H31-611 Training Material

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