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Re: rewriting source and destination of local packets



On Wednesday, 23.03.2005 at 11:06 +0100, martin f krafft wrote:

> I want to rewrite source and destination sockets of locally
> generated packets. Specifically, packets with the following pair
> 
>   1.2.3.4:12345 -> 8.7.6.5:80
> 
> should be rewritten as
> 
>   127.0.0.1:12345 -> 127.0.0.1:3128
> 
> Is it possible to achieve this with iptables? I can do the
> destination rewriting just fine (using REDIRECT in the OUTPUT
> chain), but to rewrite the source, I need to use SNAT (I think),
> which is only valid in POSTROUTING, and by that point in time it's
> too late.

Knowing your motivation might be useful ... why do you
want to do this?

Dave.
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