How to install the firewall Firestarter

Prerequisites: add universe and multiverse repositories.

Open a terminal window and type in:
sudo apt-get install firestarter

After that you can find Firestarter in the Gnome menu under Applications -> System Tools.

How to setup Internet connection sharing with Firestarter

Hi I've added a screncast http://wikisos.org/wiki/Ubuntu_7.04:How_to_setup_Internet_connection_sha... that shows how to install firestarter and enable Internet connection sharing