5 Questions
Which term is used to describe the physical links that you can rent or buy from an ISP?
Underlay
What type of links are part of the ISP physical infrastructure responsible for delivering packets across networks?
Underlays
What is the main restriction when using underlays for traffic transmission?
Limited options for defining network addressing plan
What type of links are built on top of underlays?
Overlays
What is an example of an overlay?
IPsec tunnel
Test your knowledge of SD-WAN link types with this quiz! Learn about underlays and overlays, and how they contribute to the delivery of packets across networks. Explore different types of underlay links, such as cable, DSL, fiber, MPLS, and more. Challenge yourself to understand the restrictions and capabilities of traffic traveling through underlays.
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