From: Magnus Bäck (magnusdsek.lth.se)
Date: Wed Aug 02 2006 - 13:55:30 CDT

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On Wednesday, August 02, 2006 at 20:14 CEST,
     Rob Tanner <rtannerlinfield.edu> wrote:

> I have a number of "deliver to program" type of exploder lists which
> were being invoked by the copy of postfix running on the delivery
> server (the server was running CMU-Cyrus IMAP). For reasons to
> painful to mention, the delivery host is now an Exchange server. That
> means that I had to move the programs and the aliases that deliver to
> them to an edge server that just runs Postfix. Other than delivery to
> programs, there is no local delivery configures. The problem is that
> the server continues to deal with virtual aliases correctly, it
> appears to be ignoring the alias maps and I'm seeing loops. The
> messages that should get delivered to a program that does a bunch of
> lookups and then remails them are instead being forwarded directly to
> the Exchange server. Since these aliases aren't user objects on the
> Exchange server, the Exchange server sends the messages right back to
> the edge server. And after a message makes traverses that loop enough
> times, it bounces.

You must list the domain in question in mydestination, or else it will
not be delivered to local(8) and thus not subject to local aliases.

But that's just a guess. We need logs and "postconf -n" output.

[...]

--
Magnus Bäck
magnusdsek.lth.se

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