What Is SD-WAN?
When designing a network to connect central and far-flung offices, IT leaders are increasingly turning to a Software-Defined Wide-Area Network (SD-WAN) overlay. A software-defined wide-area network (SD-WAN) is a virtual WAN architecture that’s service provider-agnostic. This allows enterprises to leverage any assortment of transport services to securely link to desired applications. The list of transport services includes broadband Internet, Multiprotocol Label Switching, and Long-Term Evolution (wireless).
