That way, communication RD Gateway servers can communicate with the RADIUS/NPS servers. On the first NPS server, open Server Manager, click "Tools," and then click "Network Policy Server.". Next, in the "NPS (Local)" console, expand RADIUS Clients and Servers, right-click RADIUS Clients, and finally click "New. ". Gateway server listens for Remote Desktop requests over HTTPS (port 443) and connects the client to the Remote Desktop service on the target machine. Utilize Campus RDP Gateway Se.