1. gtk program for managing and observing your firewall. Firestarter is a complete firewall tool for Linux machines. It features an easy to use firewall wizard to quickly create a firewall. Using the program you can then open and close ports with a few clicks, or stealth your machine giving access only to a select few. The real-time hit monitor shows attackers probing your machine. Firestarter is made for the GNOME desktop. From Debian 3.0r0 APT