Re: Network routing issue

[Paul Jakma]

On Tue, 10 Aug 2004, Luesley, William wrote:

> In order to help testing, I have been asked to place a third machine between
> these two which will be capable of intercepting and modifying any messages.

> My initial plan was to have a device which could mimic both ends of the
> connection (as I already have code to do this); with each connection being
> on a separate NIC, leading to a setup as shown below:
>
>          A ------------ C  C  ---------- B
> 192.168.1.1    192.168.1.2  192.168.1.1   192.168.1.2
>                    (eth0)  (eth1)

> Can I use IP Tables, how?
>
> Or, am I on totally the wrong track?

You're on the wrong track. C doesnt even need IP addresses, two 
choices:

- C as bridge and use ebtables (C doesnt even need addresses 
theoretically)

- C as router, use iptables. C needs one or more addresses which must 
be different.

regards,
--
Paul Jakma	paul@xxxxxxxx	paul@xxxxxxxxx	Key ID: 64A2FF6A
Fortune:
Violence is a sword that has no handle -- you have to hold the blade.
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