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NewsForge: VNC: Virtually There and Back Again

May 22, 2003, 13:00 (5 Talkback[s])
(Other stories by Russell Pavlicek)

"Virtual Network Computing (VNC) is an unsung treasure of the open source world -- a simple and useful tool for accessing remote computers. Now that I've had the chance to play with VNC I'm hooked on it.

"Most people who are used to a Unix-style environment know that a machine can be reached over the network at the shell level using utilities like telnet or ssh. And some people realize that X Windows output can be redirected back to the client workstation. But many people don't realize that it is easy to use an entire desktop over the network.

"VNC is inherently a client-server technology. On the remote machine, the server software is started. It is the job of this software to serve up the machine's desktop to the network. On a different machine, the client software resides. Someone sitting at the latter machine can use the VNC client to connect to the VNC server and see the full desktop of the remote machine. VNC communicates over the AT&T-developed Remote Framebuffer (RFB) protocol on multiple operating systems, including Windows..."

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