On Fri, May 06, 2016 at 12:46:10PM -0500, Mike Schleif wrote: > > With the simple filter example the virtual aliases expansion is > > both before and after the filter. > > How can it be "both before and after?"
By processing the message twice, because the filter injects it back
into the Postfix queue for final delivery (without causing the
filter to run yet again and loop).
--
Viktor.
