Like all Linux distributions, Ubuntu 10.10, aka, Maverick Meerkat, the latest version of the popular Linux distribution, ships with a firewall installed. The firewall is actually embedded in the kernel. In Ubuntu, the firewall’s original command line interface has been replaced by ufw, a more user-friendly command line script. Ufw, the Uncomplicated FireWall, has a graphical interface that is also a lot simpler to use than other graphical firewall interfaces in Linux.

This article will present a step by step guide on how to install and configure Gufw, the graphical interface to ufw.