What software defined architecture plane assists network devices with making packet-forwarding decisions by providing Layer 2 reachability and Layer 3 routing information?

The correct answer is B. control plane. The control plane is the part of a network that controls how data is forwarded, while the data plane controls the actual forwarding process. Making packet forwarding decisions is ‘how data is forwarded’.

Submitted by jordan8· Mar 5, 2026

Question

Options

Adata plane
Bcontrol plane
Cpolicy plane
Dmanagement plane

How the community answered

(25 responses)

A
4% (1)
B
92% (23)
C
4% (1)

Explanation

The control plane is the part of a network that controls how data is forwarded, while the data plane controls the actual forwarding process. Making packet forwarding decisions is ‘how data is forwarded’.

Topics

#SDN architecture#Control plane#Network forwarding

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