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Date: Sat, 19 Apr 2003 00:30:55 -0400
From: Barney Wolff <barney@pit.databus.com>
To: Jeremy Chadwick <freebsd@jdc.parodius.com>
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cc: freebsd-net@freebsd.org
Subject: Re: BIND-8/9 interface bug? Or is it FreeBSD?
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On Fri, Apr 18, 2003 at 04:52:14PM -0700, Jeremy Chadwick wrote:
>         Since when?  :-)  That wouldn't make very much sense, and
>         would be extremely misleading for network administrators.
>         bpf should have the highest priority, well above ipfw.
> 
>         I just verified that fact with a test: blocking any telnet I/O
>         across my public interface and telnetting in from my home
>         workstation:

You didn't listen to the answer:  bpf is closer to the driver than ipfw,
so it will see inbound packets that ipfw will block, but not see outbound
packets that ipfw has already blocked.

-- 
Barney Wolff         http://www.databus.com/bwresume.pdf
I'm available by contract or FT, in the NYC metro area or via the 'Net.