Which term describes the SD-WAN service's logical topology as viewed by the Subscriber?

Get ready for the MEF SD-WAN Exam. Prepare with flashcards and multiple choice questions, each offering hints and detailed explanations. Ace your test with confidence!

Multiple Choice

Which term describes the SD-WAN service's logical topology as viewed by the Subscriber?

Explanation:
The key idea is that the subscriber-facing view of an SD-WAN service is described by the SD-WAN Virtual Connection. This represents the logical, policy-driven connectivity between the subscriber’s sites across the SD-WAN network, abstracting away the underlying physical transport. It’s the virtual path and set of connections that the customer sees and manages—the topology that ties together multiple sites into a single service, regardless of how the traffic actually travels through various links or transport providers. This concept is what lets a customer understand their network as a collection of connected sites and defined traffic flows, rather than a tangle of tunnels and interfaces. The other terms refer to parts or boundaries rather than the entire subscriber view: an individual end point is one termination point of a virtual connection; the UNI is the boundary interface between customer and provider; and a tunnel connection is a general construct for encapsulated paths, not the complete subscriber-facing topology.

The key idea is that the subscriber-facing view of an SD-WAN service is described by the SD-WAN Virtual Connection. This represents the logical, policy-driven connectivity between the subscriber’s sites across the SD-WAN network, abstracting away the underlying physical transport. It’s the virtual path and set of connections that the customer sees and manages—the topology that ties together multiple sites into a single service, regardless of how the traffic actually travels through various links or transport providers.

This concept is what lets a customer understand their network as a collection of connected sites and defined traffic flows, rather than a tangle of tunnels and interfaces. The other terms refer to parts or boundaries rather than the entire subscriber view: an individual end point is one termination point of a virtual connection; the UNI is the boundary interface between customer and provider; and a tunnel connection is a general construct for encapsulated paths, not the complete subscriber-facing topology.

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