vnc service on ubuntu

install vnc4server

sudo apt-get install vnc4server
or install with Synaptic Package Manager

setup

$ vncserver # run first time, set a password

ubuntu 11.04

$ cat  ${HOME}/.vnc/xstartup#!/bin/sh# Uncomment the following two lines for normal desktop:unset SESSION_MANAGER. /etc/X11/xinit/xinitrc[ -x /etc/vnc/xstartup ] && exec /etc/vnc/xstartup[ -r $HOME/.Xresources ] && xrdb $HOME/.Xresourcesxsetroot -solid greyvncconfig -iconic &#x-terminal-emulator -geometry 80x24+10+10 -ls -title "$VNCDESKTOP Desktop" &#x-window-manager &#exec gonme-seesion &startx &

ubuntu 12.04

$ cat ~/.vnc/xstartup#!/bin/sh# Uncomment the following two lines for normal desktop:unset SESSION_MANAGER# exec /etc/X11/xinit/xinitrc[ -x /etc/vnc/xstartup ] && exec /etc/vnc/xstartup[ -r $HOME/.Xresources ] && xrdb $HOME/.Xresourcesxsetroot -solid greyvncconfig -iconic &x-terminal-emulator -geometry 80x24+10+10 -ls -title "$VNCDESKTOP Desktop" &#x-window-manager &export DESKTOP_SESSION=ubuntu-2dexport GDMSESSION=ubuntu-2dexport STARTUP="/usr/bin/gnome-session --session=ubuntu-2d"$STARTUP

kill previous vnc displays

$ ls ~/.vnc

$HOME/.vnc/host:display#.pid

$ vncserver -kill :1

start a vnc display

$ vncserver :1 -geometry 1280x768 -depth 24
$ man vncserver # for more information

Start vncserver automatically

http://superuser.com/questions/147109/automatically-start-vnc-server-on-startup

1. Add the following file as /etc/init.d/vncserver (be sure to modify the USER, GEOMETRY, NAME, etc. to your liking).
2. sudo chmod +x /etc/init.d/vncserver
3. sudo update-rc.d vncserver defaults

/etc/init.d/vncserver

#!/bin/sh -e### BEGIN INIT INFO# Provides:          vncserver# Required-Start:    networking# Default-Start:     S# Default-Stop:      0 6### END INIT INFOPATH="$PATH:/usr/X11R6/bin/"# The Username:Group that will run VNCexport USER="mythtv"#${RUNAS}# The display that VNC will useDISPLAY="1"# Color depth (between 8 and 32)DEPTH="16"# The Desktop geometry to use.#GEOMETRY="<WIDTH>x<HEIGHT>"#GEOMETRY="800x600"GEOMETRY="1024x768"#GEOMETRY="1280x1024"# The name that the VNC Desktop will have.NAME="my-vnc-server"OPTIONS="-name ${NAME} -depth ${DEPTH} -geometry ${GEOMETRY} :${DISPLAY}". /lib/lsb/init-functionscase "$1" instart)log_action_begin_msg "Starting vncserver for user '${USER}' on localhost:${DISPLAY}"su ${USER} -c "/usr/bin/vncserver ${OPTIONS}";;stop)log_action_begin_msg "Stoping vncserver for user '${USER}' on localhost:${DISPLAY}"su ${USER} -c "/usr/bin/vncserver -kill :${DISPLAY}";;restart)$0 stop$0 start;;esacexit 0