From: Alexander Schäfer (alextux.bti.de)
Date: Wed Mar 05 2003 - 08:20:24 CST

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Ingenuous!!!

Thanks

Alex

Am Mit, 2003-03-05 um 13.45 schrieb Wietse Venema:
> Use ONE network interface.
>
> Give the network interface TWO IP addresses. One is called inside,
> and once is called outside.
>
>
> Use a simple packet filter to allow no traffic from outside to the
> inside IP address.
>
> Wietse
>
> Alexander Sch?fer:
> > Hello postfix-friends,
> >
> > i have in the Firewall-DMZ 2xpostfix mail-relay server in failover
> > configuration (DNS MX=10 for the first server and DMS=20 for the second
> > one). Both are configured identically: for content-scanning i use
> > spamssassin and anomy-sanitizer.
> >
> > My problem is to distinguish between incoming and outgoing mails: the
> > suggestion to install two postfix instances on each server (from
> > anomy-sanitizer docu.) can only be realized by the mail-servers with 2
> > network interfaces... my servers have only 1 network interface. If i'd
> > can differetiate between incoming and outgoing traffic, i would be able
> > to use different content filter-rules to each direction.
> >
> > Any ideas to solve my problem?
> >
> > Thanks
> >
> > --
> > Alexander Sch_fer <alextux.bti.de>
> > BTI
> >
> >
> >
--
Alexander Schäfer <alextux.bti.de>
BTI

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