No Hardware to buy or maintain.
Requires; One or more PRG installations that you want to connect to your PRG CloudServer, One or more properly licensed PRG-compatible instruments, Active internet connection between all PRGinstallations and CloudServer, ability to open ports for pRG if necessary.
Benefits- Your own static IP address, and private PRG CloudServer on the public internet, optional security for Authorized access control, many terms of service to choose from.