400-007: Cisco Certified Design ExpertDemo

By Cisco · Question Mode

QuestionQ216

Network Design

A network uses an SDN architecture with switches and a centralized controller. What should reside on the switches, but not on the controller?

  • A data plane functions
  • B control plane functions
  • C a northbound interface
  • D a southbound interface
Explanation

SDN separates the control plane from the data plane. The centralized controller makes control-plane decisions, while switches perform data-plane forwarding functions.

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