From: Pascal Hambourg <pascal.mail@plouf.fr.eu.org>
To: Jan Engelhardt <jengelh@medozas.de>
Cc: Stephen Hemminger <shemminger@vyatta.com>,
Patrick McHardy <kaber@trash.net>,
netfilter-devel@vger.kernel.org
Subject: Re: conntrack h323 reassembly
Date: Sat, 01 May 2010 15:59:27 +0200 [thread overview]
Message-ID: <4BDC33BF.2060303@plouf.fr.eu.org> (raw)
In-Reply-To: <alpine.LSU.2.01.1004291154450.23971@obet.zrqbmnf.qr>
Jan Engelhardt a écrit :
> On Thursday 2010-04-29 01:55, Stephen Hemminger wrote:
>
>> It seems that h323 conntrack module can't handle TCP fragments.
>
> Fragments should not normally happen, as nf_conntrack loads
> nf_defrag.
What about IPv6 fragments ? IIUC the IPv6 conntrack only performs a
"virtual" reassembly. Can and do the conntrack helpers use the virtually
reassembled datagrams ?
(Although IIUC TCP fragmentation should be very unlikely, as the TCP
layer is informed about the path MTU and should adjust the segment size
accordingly.)
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next prev parent reply other threads:[~2010-05-01 13:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-28 23:55 conntrack h323 reassembly Stephen Hemminger
2010-04-29 9:56 ` Jan Engelhardt
2010-05-01 13:59 ` Pascal Hambourg [this message]
2010-05-01 16:27 ` Patrick McHardy
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