Cisco SD-WAN - SD-WAN is a software-defined approach to managing the wide-area network, or WAN.
TinyWall - Lightweight and non-intrusive firewall
Cisco Meraki SD-WAN - What is SD-WAN?
SonicWall - SonicWall security solutions protects your network, systems, users and data from cyber threats.
VeloCloud - SD-WAN
pfSense - pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more