From: Ralf Hildebrandt (Ralf.Hildebrandtcharite.de)
Date: Wed Jan 02 2008 - 15:20:35 CST

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* Carlos Jiménez <zuberoteleline.es>:
> Hello, everybody:
>
>
>
> I have two server with Postfix running as a Mail Gateway with antispam
> filtering. These two computers are connected to a load balancer (hardware
> appliance). Unfortunately, this device receives all SMTP traffic and
> modifies IP value of the sender with its own (load balancer IP). We have
> configured a filtering based on RBL’s, but it doesn’t work because this IP
> address is a valid one.

Lose the load balancer and use 2 MX hosts.
Or replace the load balancer with something not quite as broken.

--
Ralf Hildebrandt (Ralf.Hildebrandtcharite.de) plonkcharite.de
Postfix - Einrichtung, Betrieb und Wartung Tel. +49 (0)30-450 570-155
http://www.arschkrebs.de
A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?
A: Top-posting. [TOFU := text oben,
Q: What is the most annoying thing on usenet? followup unten]

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