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From: Volkan YAZICI <yazicivo@ttmail.com>
To: Grant Taylor <gtaylor@riverviewtech.net>
Cc: netfilter@vger.kernel.org
Subject: Re: Traffic Mirroring for Debugging
Date: Sat, 23 Aug 2008 09:36:21 +0300	[thread overview]
Message-ID: <87wsi89r16.fsf@alamut.mobiliz.com.tr> (raw)
In-Reply-To: <48AF7DFE.1020306@riverviewtech.net> (Grant Taylor's message of "Fri, 22 Aug 2008 22:03:26 -0500")

On Fri, 22 Aug 2008, Grant Taylor <gtaylor@riverviewtech.net> writes:
> It won't help with the packet duplication, but I think it is related.  I think
> you will need to SNAT the traffic as it leaves 1.10 so that 1.2 / 1.20 will
> reply back to 1.10 rather than directly back to the client.  I think that 1.2 /
> 1.20 is replying directly back to the client and the client is going WTF???  Why
> is 1.2 / 1.20 replying to me?  I have not started a connection with
> them.

In the actual setup, original packets are received from a mobile device
through a VPN gateway. Therefore, endpoint server replies back to this
client, instead of the gateway packages received from.

> As far as packet duplication, I'd start with ulogd or something like
> that.  I'm betting you are going to have to pass the packets to user
> space for the duplication.

I'll check out ulogd. Thanks.


Regards.

  reply	other threads:[~2008-08-23  6:36 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-22  7:57 Traffic Mirroring for Debugging Volkan YAZICI
2008-08-23  3:03 ` Grant Taylor
2008-08-23  6:36   ` Volkan YAZICI [this message]
2008-08-23  7:10     ` Eray Aslan

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