SD-WAN - vManage
vManage is the Network Management System (NMS) to configure and manage the entire SD-WAN solution. You can use a GUI or REST API to access it. This is where you create device configurations and network policies. vManage also alerts you when there are events or outages.
Links
https://networklessons.com/cisco/cisco-sd-wan/introduction-to-sd-wan#vManage