On 19-04-18 23:26, Kevin Miller wrote: > -----Original Message----- >> I think in this case both domains are remote, in which case the >> bounce issue may be moot. Only users authorized to send outbound >> mail can create email for the destination in question, and the >> goal is to "correct" the destination domain. > > Right. As it stands now, the mail will sit in the outbound queue for days > until it finally times out as undeliverable. My thought is that with the > rewriting, the mail will be either immediately delivered, or the sender get a > 550 rejection in a timely manner. >
You could also simply reject inbound messages to the non-existent domain
with a somewhat helpful reject message, explaining that the sender
should use the new domain. That way users will learn very quickly to
update their address book.
Kind regards,
Tom
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