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Date: Tue, 26 Apr 2011 08:02:44 -0600 (MDT)
From: Warren Block <wblock@wonkity.com>
To: Polytropon <freebsd@edvax.de>
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	(wonkity.com [127.0.0.1]); Tue, 26 Apr 2011 08:02:44 -0600 (MDT)
Cc: FreeBSD Questions <freebsd-questions@freebsd.org>,
	Antonio Olivares <olivares14031@gmail.com>
Subject: Re: easy Firewall setup
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On Tue, 26 Apr 2011, Polytropon wrote:

> You can easily do this with IPFW (from the base system)
>
> Step 1: Create a file /etc/ipfw.conf which will contain
> your firewall rules.

/etc/rc.firewall has a bunch of predefined firewall types, usable as-is 
or as examples.  Instructions are in that file.