"IT admins have long turned to VNC to work on remote desktops.
VNC simply sends a live picture of the screen over the network, and
returns mouse and keyboard changes to the remote desktop. Despite
it's long run as an essential IT tool, VNC has its drawbacks, and
is getting a little long in the tooth. A significantly better
solution has been released by the folks at NoMachine, an
Italian-based remote access and terminal services developer.
"NoMachine uses X Server's client/server architecture, throws in
some compression, adds a secure socket layer for security, and
delivers NX--a mind-blowing remote access solution that beats VNC
hands down in the Linux environment..."