From owner-freebsd-ipfw@FreeBSD.ORG  Mon Jan 16 20:09:46 2012
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Date: Mon, 16 Jan 2012 11:40:08 -0800
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From: Michael Sierchio <kudzu@tenebras.com>
To: Freddie Cash <fjwcash@gmail.com>
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Cc: vip 71541 <vip71541@gmail.com>, ipfw@freebsd.org
Subject: Re: Problem with passive ftp in IPFW!
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On Mon, Jan 16, 2012 at 11:05 AM, Freddie Cash <fjwcash@gmail.com> wrote:

> Personally, I don't use skipto rules, as I find them to just cause
> confusion. ...

skipto rules are essential in numerous instances, especially once you
start using tableargs, or want to partition your ruleset based on
incoming interface.

> Personally, I also don't use stateful filter rules ...

Perhaps not, but they're useful for outbound connections/dns queries/etc.