Réactiver CTRL ALT BACKSPACE
Jaunty :
sudo sh -c 'echo "\nSection \"ServerFlags\"\n\tOption\t\"DontZap\"\t\"false\"\nEndSection\n">>/etc/X11/xorg.conf'
Karmic :
gconftool-2 --type list --list-type string --set /desktop/gnome/peripherals/keyboard/kbd/options "`gconftool-2 --get /desktop/gnome/peripherals/keyboard/kbd/options|sed 's;\]$;,];1'|sed 's;\[,\]$;[];1'|sed 's;]$;terminate\tterminate:ctrl_alt_bksp];1'`"