Designing Cisco Data Center Infrastructure (DCID) — Question 109

What are two functions of a Network Services Orchestrator in an NFV environment? (Choose two.)

Answer options

• A. It operates at the resource-facing services layer and provides overall lifecycle management at the network service level.
• B. It provides an API-based northbound interface for transparent integration with systems that operate at the resource-facing services layer.
• C. It provides a standards-based southbound interface for transparent integration with systems that operate at the customer-facing services layer.
• D. It provides a standards-based northbound interface for transparent integration with systems that operate at the customer-facing services layer.
• E. It operates at the customer-facing services layer and provides the management interface for the virtual network devices.

Correct answer: A, B

Explanation

The correct answers, A and B, highlight the Network Services Orchestrator's role in lifecycle management and its API-based integration capabilities at the resource-facing services layer. Options C, D, and E describe interfaces and layers that do not align with the primary functions of the orchestrator in an NFV context.