From owner-freebsd-hackers  Sun Aug 18 19:33:45 1996
Return-Path: owner-hackers
Received: (from root@localhost)
          by freefall.freebsd.org (8.7.5/8.7.3) id TAA07218
          for hackers-outgoing; Sun, 18 Aug 1996 19:33:45 -0700 (PDT)
Received: from whistle.com (s205m131.whistle.com [207.76.205.131])
          by freefall.freebsd.org (8.7.5/8.7.3) with ESMTP id TAA07209
          for <hackers@freebsd.org>; Sun, 18 Aug 1996 19:33:43 -0700 (PDT)
Received: (from smap@localhost) by whistle.com (8.7.5/8.6.12) id TAA12348; Sun, 18 Aug 1996 19:33:12 -0700 (PDT)
Received: from bubba.whistle.com(207.76.205.7) by whistle.com via smap (V1.3)
	id sma012346; Sun Aug 18 19:32:46 1996
Received: (from archie@localhost) by bubba.whistle.com (8.6.12/8.6.12) id TAA26469; Sun, 18 Aug 1996 19:32:46 -0700
From: Archie Cobbs <archie@whistle.com>
Message-Id: <199608190232.TAA26469@bubba.whistle.com>
Subject: Re: Which fragments to discard (was Re: ipfw vs ipfilter)
To: imp@village.org (Warner Losh)
Date: Sun, 18 Aug 1996 19:32:46 -0700 (PDT)
Cc: phk@critter.tfs.com, hackers@freebsd.org
In-Reply-To: <199608182248.QAA01272@rover.village.org> from "Warner Losh" at Aug 18, 96 04:48:37 pm
X-Mailer: ELM [version 2.4 PL24]
MIME-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Sender: owner-hackers@freebsd.org
X-Loop: FreeBSD.org
Precedence: bulk


> Poul-Henning Kamp writes:
> : This is a common mistake, only offset==1 needs to be discarded.
> 
> Hmmm, since there are no comments in ip_fw.c as to why only offset 1
> is a problem, I'll have to ask here.  Why is that?

RFC 1858 supposedly explains why.

-Archie

___________________________________________________________________________
Archie L. Cobbs, archie@whistle.com  *  Whistle Communications Corporation