Software-Defined Wide Area Networking (SD-WAN) is fast becoming one of the most popular network technologies for enterprises. Due to its quality of services, enhanced application performance, minimal architectural complexity, simple set-up, and reduced cost, SD-WAN is increasingly popular and rapidly transforming network technologies. According to Kentik's data collection reports, it is expected that 95% of enterprises will have moved from traditional WAN to SD-WAN architectures within 24 months, due to the vital factors mentioned below.