Package ufw

Uncomplicated Firewall

https://launchpad.net/ufw

The Uncomplicated Firewall(ufw) is a front-end for netfilter, which
aims to make it easier for people unfamiliar with firewall concepts.
Ufw provides a framework for managing netfilter as well as
manipulating the firewall.

System Administration
Command Description
ufw program for managing a netfilter firewall
ufw-framework using the ufw framework