vncserver on display/desktop 0

Edit /etc/X11/xorg.conf (for Xorg server) or /etc/X11/XF86Config for the old XFree server.

1) Search for Section "Screen"

• Add the following three lines in this section
• Option "SecurityTypes" "VncAuth"
  Option "UserPasswdVerifier" "VncAuth"
  Option "PasswordFile" "/home/yourusername/.vnc/passwd"

• Change yourusername to your user name

2) Search for Section "Module"

• Add following line to this section
• Load "vnc"
  

3) Goto your home directory (cd /home/yourusername)

• run vncpasswd command (vncpasswd)

4) Restart X (press ctrl-alt-backspace)