CCNA: Cisco Certified Network Associate — Question 313

Where is the interface between the control plane and data plane within the software-defined architecture?

Answer options

• A. application layer and the management layer
• B. application layer and the infrastructure layer
• C. control layer and the application layer
• D. control layer and the infrastructure layer

Correct answer: D

Explanation

The correct answer, D, indicates that the interface between the control plane and data plane is found at the control layer and the infrastructure layer, which is essential for managing resources and traffic flow. Options A, B, and C do not accurately represent this interface, as they refer to different layers that do not serve the purpose of bridging control and data functionalities.