$ vncviewer www.gotovnc.com:99

VNC Viewer Free Edition 4.1.1 for X - built Jul 17 2005 17:02:39
Copyright (C) 2002-2005 RealVNC Ltd.
See http://www.realvnc.com for information on VNC.

Sat Oct 21 18:36:36 2006
 CConn:       connected to host www.gotovnc.com port 5999
 CConnection: Server supports RFB protocol version 3.3
 CConnection: Using RFB protocol version 3.3
 main:        End of stream