Monday, July 27, 2009

Using VNC Server on CentOS with Windows VNC Viewer

Virtual Network Computing (VNC) allows user to have access to remote GUI console. For CentOS, the vncserver comes installed.

Step 1: Starting a  VNC Session on Vncserver

Step 1a: Remember to turn on the services by issuing the commands
# service vncserver start

Step 1b: Enter the VNC Password
# vncpasswd
(Type and confirm the password)

Step 1c: Test the VncServer
# vncserver

New ' (root)' desktop is
Starting applications specified in /root/.vnc/xstartupLog file is /root/.vnc/

Step 2 - Connecting to VNC session using VN Client 

Step 2: Use an TightVNC or RealVNC for the Client

Step 2a: Type into the VNC Clients the VNC Server connection

You have your connection.........

Step 3 - Changing default Windows Manager to Gnome Session
(Change the default twm windows )
# vim ~/.vnc/xstartup

# Type the following at your xstartup:
exec /etc/X11/xinit/xinitrc
[ -x /etc/vnc/xstartup ] && exec /etc/vnc/xstartup
[ -r $HOME/.Xresources ] && xrdb $HOME/.Xresources
xsetroot -solid greyvncconfig -iconic &xterm -geometry 80x24+10+10 -ls -title "$VNCDESKTOP Desktop" &
gnome-session &

Step 4: How to kill VNC Server Connection
At the VNCServer,
# vncserver -kill :2

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