From: Pascal Hambourg <pascal.mail@plouf.fr.eu.org>
To: Patrick McHardy <kaber@trash.net>
Cc: netfilter@vger.kernel.org, netfilter-devel@vger.kernel.org
Subject: Re: Fw: Problems with nf_nat_ftp.ko and nf_conntrack_ftp.ko in 2.6.22.6
Date: Wed, 07 Nov 2007 11:59:22 +0100 [thread overview]
Message-ID: <47319A8A.3050007@plouf.fr.eu.org> (raw)
In-Reply-To: <47319460.8040305@trash.net>
Patrick McHardy a écrit :
>
> I can reproduce this with forwarding between two bridges.
This matches my own observations.
> The reason is that skb->nf_bridge still contains the data
> from the first bridge and so br_netfilter thinks this is
> a bridged packet.
Am I missing something if I think that this behaviour is badly broken ?
> I don't know how this is supposed to work,
> but it seems to me that on packets going out a bridge device
> this should be reset in case it originates from a different
> bridge (actually I think it should be reset unconditionally
So do I. Otherwise a packet received on a bridge can be forwarded back
to the same bridge and would be wrongly considered bridged.
> but that would probably break bridged DNAT).
Why ?
next prev parent reply other threads:[~2007-11-07 10:59 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-01 21:16 Fw: Problems with nf_nat_ftp.ko and nf_conntrack_ftp.ko in 2.6.22.6 Ron Lai
2007-11-05 11:03 ` Amin Azez
2007-11-05 16:36 ` ron lai
2007-11-06 10:14 ` Patrick McHardy
2007-11-06 13:19 ` ron lai
2007-11-06 13:24 ` Patrick McHardy
2007-11-06 13:50 ` ron lai
2007-11-06 14:05 ` Patrick McHardy
2007-11-06 15:17 ` Pascal Hambourg
2007-11-07 5:08 ` ron lai
2007-11-07 9:49 ` Patrick McHardy
2007-11-07 10:33 ` Patrick McHardy
2007-11-07 10:59 ` Pascal Hambourg [this message]
2007-11-07 11:37 ` Patrick McHardy
2007-11-07 15:17 ` ron lai
2007-11-07 23:19 ` Patrick McHardy
2007-11-07 23:54 ` Ron Lai
2007-11-08 9:03 ` Pascal Hambourg
2007-11-08 11:43 ` Patrick McHardy
-- strict thread matches above, loose matches on Subject: below --
2007-11-07 11:44 bdschuym@pandora.be
2007-11-07 11:55 ` Patrick McHardy
2007-11-07 23:29 ` Bart De Schuymer
2007-11-12 6:00 ` Patrick McHardy
2007-11-12 7:35 ` Philip Craig
2007-11-12 7:39 ` Patrick McHardy
2007-11-08 2:16 ` Philip Craig
2007-11-12 7:30 bdschuym@pandora.be
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