From: Ulrich Weber <ulrich.weber@googlemail.com>
To: Jan Engelhardt <jengelh@medozas.de>
Cc: Ulrich Weber <ulrich.weber@googlemail.com>,
Leo Baltus <Leo.Baltus@omroep.nl>,
netfilter-devel@vger.kernel.org
Subject: Re: ip6tables breaks dnssec?
Date: Wed, 27 Apr 2011 13:43:22 +0200 [thread overview]
Message-ID: <4DB8015A.8050909@gmail.com> (raw)
In-Reply-To: <alpine.LNX.2.01.1104271321060.10844@obet.zrqbmnf.qr>
On 04/27/2011 01:22 PM, Jan Engelhardt wrote:
> On Wednesday 2011-04-27 12:43, Ulrich Weber wrote:
>
>> Each fragmented IPv6 packets will traverse netfilter separately,
>> in contrast to IPv4, where its only one refragmented packet.
>
> Not really. All fragments enter nf_hook_slow, be it IPv4 or IPv6.
> It's just that nf_defrag - which is a netfilter module - collects and
> suppresses fragments before spitting out the unfragmented one.
nf_ct_frag6_output() sends each fragment itself through netfilter.
Personally I don't like this and would rather see, that IPv6 behaves the
same way as IPv4, sending the unfragmented packet through netfilter...
Cheers
Ulrich
next prev parent reply other threads:[~2011-04-27 11:43 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-27 8:57 ip6tables breaks dnssec? Leo Baltus
2011-04-27 10:08 ` Jan Engelhardt
2011-04-27 10:43 ` Ulrich Weber
2011-04-27 10:56 ` Leo Baltus
2011-04-27 11:22 ` Jan Engelhardt
2011-04-27 11:41 ` Leo Baltus
2011-05-06 14:05 ` Leo Baltus
2011-04-27 11:43 ` Ulrich Weber [this message]
2011-04-27 12:54 ` Stephen Clark
2011-04-27 13:01 ` Jan Engelhardt
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