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Date: Sat, 20 Nov 2004 21:09:38 -0500 (EST)
From: Francisco Reyes <lists@natserv.com>
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To: Poul-Henning Kamp <phk@phk.freebsd.dk>
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cc: FreeBSD Security List <freebsd-security@freebsd.org>
Subject: Re: Importing into rc.firewal rules 
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On Sat, 20 Nov 2004, Poul-Henning Kamp wrote:

> If the list is long it may be almost as good, if not better, to use
> blackhole routes for it.

I was not familiar with the term. Looking in Google came up with a link. 
However in that link they recommend against that method.

http://tinyurl.com/5r5cl

Also any link on how to implement it?
What would be the advantage of that route vs ipfw?