Once more, the extra superfluous expense can be huge and effectively upset any advantages from picking a less expensive tape. Many of us have heard the adage: “A Three Stranded Cord is Not Easily Broken.” Inherently, we understand that this is true. We see this demonstrated for example when we purchase rope: lots of strings intertwined. Over the years as the cords weaken, one may break but the rope still holds.
With this basic explanation, you now understand SD-WAN. Now let me explain a little further. Whenever a new technology solution arrives on the scene it takes a while before its widespread adoption. Part of the reason is that new terms are created and blended with our existing vocabulary creating confusion.