SD-WAN is a software-defined approach to managing the wide-area network, or WAN.
Key advantages include:
Reducing costs with transport independence across MPLS, 3G/4G LTE, etc.
Improving business application performance and increasing agility.
Optimizing the user experience and efficiency for SaaS and public cloud applications.
Simplifying operations with automation and cloud-based management
Like Meraki or VeloCloud, etc.