Which technology virtualizes the network control plane and moves it to a centralized controller?​

Which technology virtualizes the network control plane and moves it to a centralized controller?​

• SDN
• IaaS
• cloud computing
• fog computing
  

  Answers Explanation & Hints: Networking devices operate in two planes: the data plane and the control plane. The control plane maintains Layer 2 and Layer 3 forwarding mechanisms using the CPU. The data plane forwards traffic flows. SDN virtualizes the control plane and moves it to a centralized network controller.​

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