From http ://ubuntuforums.org/showthread.php?t=207847,
$ sudo aptitude install x-window-system-core gnome-core gdm firefox synaptic xubuntu-system-tools gnome-app-install
Archive for the ‘Gnome’ Category
Minimal Ubuntu install
Monday, December 3rd, 2007Q: Why can’t I open a window on another Linux machine?
Thursday, October 27th, 2005… even though the firewall is configured correctly…
A: Ubuntu/Gnome sets TCP off by default in gdm.conf. So if its a new installation, or you’ve upgraded without saving the changes you made previously, edit gdm.conf…