H31-611 Online Practice Questions and Answers

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

A. TRUE

B. FALSE

Which of the following interfaces are provided by SDN reflect programmability? (Choose all that apply.)

A. Northbound interface

B. Southbound interface

C. Eastbound-westbound interface

D. API PLC programming interface

SDN advocates overlay service cloudification and underlay hardware standardization.

A. TRUE

B. FALSE

The CE-SPUs of the CE12800 on an SDN network employs which of the following redundancy methods?

A. 1:1

B. 2+1

C. 3+1

D. 5+1

Currently, the packet forwarding efficiency of Layer 3 switches is greatly improved. Which of the following may be the cause?

A. By using higher-performance hardware

B. By using the "routing once and switching multiple times" forwarding technology

C. By using packet-to-packet forwarding technology

D. By dividing the VLAN to effectively suppress broadcast storms and save bandwidth and other system resource.

Which of the following factors does not affect the performance of the SDN network?

A. Network congestion

B. Routing loop

C. Access loop

D. Access control list

E. Non-optional route

Which statement about BGP is true?

A. BGP is used in Ass or between Ass to transmit and control routing information.

B. BGP is used in an AS to discover paths.

C. BGP is directly carried in IP packets.

D. BGP must establish peer relationships based on direct links.

Which of the following network entities can send SNMP GetRequest packets?

A. Agent

B. Client

C. NMS

Which of the following statements about NetStream data are true? (Choose all that apply.)

A. When using the V5 format, NetStream can export data packets before traffic aggregation.

B. When using the V5 format, NetStream can export data packets after traffic aggregation.

C. When using the V8 format, NetStream can export data packets before traffic aggregation.

D. When using the V8 format, NetStream can export data packets after traffic aggregation.

Which of the following statements are true about NetStream packet formats? (Choose all that apply.)

A. The V5 format does not support traffic aggregation, putting processing pressure on the NSC and NDA.

B. The V8 format supports traffic aggregation, but can output only aggregated IPv4 traffic data.

C. The V8 format is based on templates and can output both IPv4 and IPv6 traffic data.

D. The V9 format can output IPv4, IPv6 and MPLS traffic data.