How to

 VNC server  e.g Tightvnc user profile based (per user profile) ~/home/username/.bashrc e.g /home/ammar/.bashrc Machine Based  /etc/rc.d/init.d keep the script in init.d  to access GUI  init .d is used mainly for 1. GUI 2. CLI no more than one concurrent connection one of these will be the init level alt+ctrl+(F1-F10) are the user interfaces. example  alt+Ctrl+F1 =  may be the GUI for Ubuntu alt+Ctrl+F5 =  Maybe the GUI (depends on different Distribution, tested on mostly RHEL, or based distro)  The console is always active at the back end. and the GUI only will be active in the background if the system boots in GUI mood (init 5) otherwise GUI can be started by the user IF the system is running Xserver at the backend  Xserver has 2 modes  1 per user (init 5) 2 per System ( always started by the user ) Run Levels (init Run Levels) 0     =     Halt  example #init 0 ~ or $ sudo init 0 1     =   ...