>>>>> "MC" == Merrill Cook <firstname.lastname@example.org> writes:
MC> I thought the RFC said that you use the Sender for errors, not the
That's the envelope sender. We're not an MTA; we don't have access to the
MC> Except that SMTP is supposed to send errors to the sender, regardles of
MC> the existence of a Reply-to -- why can't MD take the same approach? Or
MC> am I misreading something somewhere?
We aren't talking SMTP. We are beyond he point of delivery. The message
contents have been removed from the envelope and the envelope has been
discarded by the time we're executed.