How do I build a Simple Linux Firewall for DSL/Dial-up connection?

Posted by LinuxTitli

If you’re new to Linux, here’s a simple firewall that can be setup in minutes. Especially those coming from a Windows background, often lost themselves while creating linux firewall.
This is the most common question asked by Linux newbies (noobs). How do I install a personal firewall on a standalone Desktop Linux computer. In other words “I wanna a simple firewall that allows or permits me to visit anything from my computer but it should block everything from outside world”.
Well that is pretty easy first remember INPUT means incoming and OUTPUT means outgoing connection/access. With following little script and discussion you should able to setup your own firewall.

Read more at NixCraft

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