6 tools for configuring Firewall on Ubuntu

6 tools for configuring Firewall on Ubuntu | tuxmachines.org: "With Linux you can be assured that you are safely connected to the Internet or with any network but prevention is always better than cure. One way to make sure that your computer is safely connected with the other computers (and also with the internet) is to enable firewall. Firewall is a tool which monitors unauthorised access to your network. If you are using a networked computer or you have enabled some sort of web services such as PHP, Apache etc, it is always a good idea to enable Firewall. Unfortunately, configuring firewall on a Linux machine is not that easy. You need to play with IPTable rules and need to know each and every parameters. If you are comfortable playing with IPTables then you don’t need any of these tools. For rest of us, lets have a look on six of the Firewall configuration tools available for Ubuntu."