How to install and configure Gufw on Linux Deepin 11.12.1
A new installation of Linux Deepin 11.12.1 does not have any of the network security applications that you find on Ubuntu enabled: A default installation of Linux Deepin 11.12.1, the latest edition, will leave your computer wide open for the bad guys to mess with.
This tutorial shows how you can install IPTables, the Linux firewall application, ufw, a command line frontend to IPTables, and Gufw, a graphical interface for managing ufw, the Uncomplicated Firewall, on Linux Deepin 11.12.1. The idea is to enhance the network security profile of your Linux Deepin installation.
Read the complete article at http://www.linuxbsdos.com/2012/03/07/how-to-install-and-configure-gufw-on-linux-deepin-11-12-1/