RealVNC VNC Server (VNC Connect) Enterprise  + VNC Viewe

The software has a widespread user base from individuals to the largest multi-national companies. Founded by the original developers of VNC to promote, enhance and commercialize VNC.

Key Features of RealVNC Enterprise Software:
- Works under all windows
- Ability to communicate with Linux and Mac clients
- Ability to work on server windows
- Ability to work in 32-bit and 64-bit windows
- Advanced encryption to prevent sniffing during communication
- Ability to send printouts to host and guest computers
- Ability to switch program ports to work with different firewalls
- Ability to work concurrently on the HTTP port
- Ability to transfer files between two software systems
- Address book integrated with the application
- Ability to chat between two systems
- Ability to enlarge and shrink the desktop to the scale you want (suitable when the guest system monitor is small)
- Ability to install on a remote system without having to install it on the guest system (Windows OS only)
- Has both Service-Mode and User-Mode modes for working in different modes
- And ...