Masao Garcia:
> Hello,
>
> I have set up an Ubuntu 8.04 postfix relay that relays mail to and from my
> Exchange server. Everything seems to work well enough except that our users
> do not receive bounce replies when they send mail to an invalid address
> outside our domain. If I tail /var/log/mail.log, I can see the destination
> e-mail server give an error about the recipient not being valid on the
> server, but the user doesn't get an e-mail saying the recipient doesn't
> exist. I can provide config files but which ones should I be focusing on?
If the remote machine does not say that the recipient is bad WHILE
Postfix delivers mail,
and
the remote machine does not send a bounce message AFTER Postfix
delivers mail,
then what error report should Postfix to deliver to the sender?
Wietse
