From: Martijn Klingens <mklingens@ism.nl>
To: netfilter@lists.netfilter.org
Subject: Re: new tcp connections, without SYN
Date: Wed, 9 Apr 2003 16:58:34 +0200 [thread overview]
Message-ID: <200304091658.34306.mklingens@ism.nl> (raw)
In-Reply-To: <1049893612.22719.31.camel@elendil.intranet.cartel-securite.net>
On Wednesday 09 April 2003 15:06, Cedric Blancher wrote:
> Timers for Netfilter's conntrack should be the same as TCP stacks. So,
> if conntrack times out, then destination TCP stack should time out too.
> that means if a ACK gets so delayed that related conntrack entry gets
> dropped, than it would be also dropped by destination TCP stack.
Aaah... that might explain my problem with 'new, not syn'.
Problem is that our firewall is a non-masquerading router for a class C subnet
and that we don't have the ability to set the timeouts on all machines behind
it.
Isn't there a workaround to avoid this problem on the netfilter machine?
--
Martijn
next prev parent reply other threads:[~2003-04-09 14:58 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-09 13:00 new tcp connections, without SYN dhiraj.2.bhuyan
2003-04-09 13:06 ` Cedric Blancher
2003-04-09 14:58 ` Martijn Klingens [this message]
2003-04-09 14:00 ` Martin Josefsson
-- strict thread matches above, loose matches on Subject: below --
2003-04-09 16:04 dhiraj.2.bhuyan
2003-04-10 8:48 ` Cedric Blancher
2003-04-10 17:53 ` Rahul Jadhav
2003-04-11 8:37 ` Cedric Blancher
2003-04-09 11:16 Carlos Ble
2003-04-09 11:33 ` Cedric Blancher
2003-04-09 12:31 ` Martijn Klingens
2003-04-09 14:36 ` Cedric Blancher
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