Re: Sending packets from within the kernel

From: bert hubert (ahu@ds9a.nl)
Date: Fri May 04 2001 - 16:40:37 EST

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In reply to: bp@terran.org: "Sending packets from within the kernel"
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On Fri, May 04, 2001 at 02:09:16PM -0700, bp@terran.org wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> Hello,
>
> I am working on an kernel module which forwards TCP segments from one
> interface to another (basic routing, no proxy or listener socket), but
> which needs to be able to generate some segments completely independently
> of the client<-->server data stream. For example, when receiving a SYN
> segment from the client, I want the module to be able to respond itself
> with a SYN+ACK on behalf of the server (and drop the SYN).

The iptables MIRROR target does some stuff you might be able to use.

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