The role of the business collaboration layer in the SDN architecture is to complete business deployment based on user intentions. OpenStack belongs to the business collaboration layer.

Question

Options

• ATRUE
• BFALSE

• A
  83% (29)
• B
  17% (6)

Explanation

Option A is correct because in SDN architecture, the business collaboration layer (also called the application or orchestration layer) is responsible for translating user intentions into actionable infrastructure deployments - precisely the role OpenStack fulfills. OpenStack is a cloud orchestration platform that manages compute, storage, and networking resources based on user/business requirements, making it a textbook example of a business collaboration layer component. It communicates with the SDN control layer (e.g., an SDN controller) via northbound APIs to realize those intentions.

Option B is wrong because it would incorrectly place OpenStack at a different layer (such as the control or infrastructure/data plane layer), which conflicts with OpenStack's actual function as an orchestration and resource management platform sitting above the SDN controller.

Memory tip: Think of the SDN layers from top to bottom - Business → Control → Infrastructure (BCI). OpenStack "opens the door" to the cloud for the Business, so it lives at the top (Business/Collaboration) layer, not the middle or bottom.

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