Wietse Venema:
> Darren Pilgrim:
> > Postfix doesn't appear to do alias resolution on the REDIRECT'ed
> > address. Do I need to add something to a setting that controls
> > lookups on redirects?
>
> REDIRECT addresses are currently not subject to "before queue"
> address rewriting. There exists no code do do that.
The Postfix 2.8 (and later) smtp_command_filter feature can replace
the entire MAIL FROM or RCPT TO command before it is processed by
the SMTP server. This is a sharp tool that must be used with care.
The replacement address will be subject to all the usual address
manipulations.
Wietse