Daniel Gnoutcheff:
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> Thanks for the reply, Wietse!
>
> On 07/21/2016 10:21 AM, Wietse Venema wrote:
> > So, no duplication. If you have duplication, perhaps there is a virtual
> > alias
> > that you forgot to tell us about.
>
> The server in question (from which I derived my example log) does not
> appear to have any virtual aliases configured:
>
> # postconf virtual_alias_maps
> virtual_alias_maps = $virtual_maps
> # postconf virtual_maps
> virtual_maps =
> #
>
> I've also been able to reproduce this problem on my personal mailserver,
> though admittedly I *do* use virtual aliases on that one. Perhaps I'll
> see about reproducing this on a fresh test server.
>
> In case it matters, I forgot to mention that I've been using the Postfix
> build shipped in Debian stable (8.x "jessie"), i.e. 2.11.3-1.
It's probably the same with many releases. The local(8) delivery
agent implements compatibility with historical interfaces, and
for that reason alone, the code changes rarely.
Wietse
