Set Domain Name To Ip Address. Under Additional Settings select Manage DNS. Find the Zone Editor with your Domain Registrar.
Change Domain to localhost Like the page itself has the guide in the first input field write your domain name without space Underscore and diacritical characters. Change your DNS of the domain. You can add an IP address or leave it empty.
In the search box type Remote Desktop Connection and then select Remote Desktop Connection from the list of results.
As long as you keep the addresses in house all you need to do is to configure each machine to get a static IP address in the usually 1921681 subnet from your router. Scroll down to the Advanced Domain Settings section and click on the Manage DNS A. Find the Zone Editor with your Domain Registrar. The IP address of the FQDN is the same as the IP address of the computer in which the hostname is set on.