From: Wietse Venema (wietseporcupine.org)
Date: Thu Apr 01 2004 - 20:15:59 CST

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WC -Sx- Jones:
> Wietse Venema wrote:
> > This has nothing to do with MX lookups, and therefore the whole MX
> > issue is a red herring.
>
> Will it matter if the IP is not permanent and the IP/MX of today isn't
> correct tomorrow or even an hour from now?

This is not the original poster's problem. He wants to send all mail
for a specific fixed IP address via a different fixed IP address.

> I see some attempts on my server where all the HELO/HEADER/FROM/RCPT To
> stuff is the same just different remote connection IPs -- too weird to
> be a coincidence.

That's one spammer using multiple open proxies.

        Wietse

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