Cisco SD-WAN - SD-WAN is a software-defined approach to managing the wide-area network, or WAN.
Cisco Meraki SD-WAN - What is SD-WAN?
FortiGate SD-WAN - SD-WAN
VeloCloud - SD-WAN
Barracuda CloudGen Firewall - Barracuda's cloud-ready firewalls improve site-to-site connectivity and provide enterprises with uninterrupted access to applications hosted in the cloud.
Citrix SD-WAN - Citrix SD-WAN combines real-time path selection, edge routing, stateful firewall, end-to-end QoS, and WAN optimization into one comprehensive software-defined WAN solution.