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From: Gleb Smirnoff <glebius@FreeBSD.org>
Subject: Re: kern/175909: FreeBSD 9.1 ipfw lookup dst-port regression
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The following reply was made to PR kern/175909; it has been noted by GNATS.

From: Gleb Smirnoff <glebius@FreeBSD.org>
To: Daniel Hagerty <hag@linnaean.org>
Cc: FreeBSD-gnats-submit@freebsd.org, melifaro@FreeBSD.org
Subject: Re: kern/175909: FreeBSD 9.1 ipfw lookup dst-port regression
Date: Thu, 7 Feb 2013 12:38:32 +0400

   Daniel,
 
 On Wed, Feb 06, 2013 at 08:38:24PM -0500, Daniel Hagerty wrote:
 D> >Description:
 D> 
 D>     ipfw lookup dst-port rules don't seem to work.  Didn't test
 D> similar cases, like src-port.
 D> 
 D> >How-To-Repeat:
 D>     Load these ipfw rules:
 D> 
 D> table 1 add 22
 D> add 00001 permit log ip4 from any to any proto tcp lookup dst-port 1
 D> add 00010 permit log ip from any to any proto tcp dst-port 22
 D> 
 D>     Observe how on freebsd 9.1, rule 1 will never match port 22
 D> traffic it should, whereas the same rules on 8.3 will hit rule 1, as
 D> expected.
 D> 
 D> >Fix:
 D>     I worked around it for the moment by writing the rule without a
 D> lookup table; don't have time to kernel spelunk.
 
 Can you please try whether the problem can be reproduced on stable/9
 branch prior to revision r234597?
 
 To accomplish this you need:
 
 # svn co -r r234596 http://svn.freebsd.org/base/stable/9
 # cd 9
 # make buildworld buildkernel
 # make installkernel installworld
 
 reboot
 
 -- 
 Totus tuus, Glebius.