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From: "Harrison, James" <james.harrison@americancolor.com>
To: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Cc: netfilter@lists.netfilter.org
Subject: Re: Firewall Sending Resets(was Troubleshooting Netfilter Firewall (performance issues))
Date: Fri, 04 Nov 2005 16:16:40 -0600	[thread overview]
Message-ID: <1131142600.10871.13.camel@localhost.localdomain> (raw)
In-Reply-To: <Pine.LNX.4.58.0511042258530.17779@blackhole.kfki.hu>

On Fri, 2005-11-04 at 23:01 +0100, Jozsef Kadlecsik wrote:
> On Fri, 4 Nov 2005, Harrison, James wrote:
> 
> > We have determined, that during large(50-100MB) file transfers the
> > firewall is spuriously sending a tcp reset to both server and client.
> [...]
> 
> netfilter sends RST if it was configured to do so by using the REJECT
> target.
> 
> No vanilla netfilter sends RST to client and server, in any setup.
> 
> Best regards,
> Jozsef
> -
> E-mail  : kadlec@blackhole.kfki.hu, kadlec@sunserv.kfki.hu
> PGP key : http://www.kfki.hu/~kadlec/pgp_public_key.txt
> Address : KFKI Research Institute for Particle and Nuclear Physics
>           H-1525 Budapest 114, POB. 49, Hungary

I understand, but the file transfer is initiated, begins, and can and
will run for a period of time, then out of the blue it fires the RST.

Why?

-- 
James Harrison RHCE
Manager, Information Security


  reply	other threads:[~2005-11-04 22:16 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-11-04 21:39 Firewall Sending Resets(was Troubleshooting Netfilter Firewall (performance issues)) Harrison, James
2005-11-04 22:01 ` Jozsef Kadlecsik
2005-11-04 22:16   ` Harrison, James [this message]
2005-11-05 16:25     ` Jozsef Kadlecsik

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