> Unfortunately some systems do accept mails and only then notice > that they can't deliver them, so I have to accept bounces
We shall also not forget the roots of qpsmtpd. It is a replacement for qmail-smtpd and qmail is a major example of a MTA which accepts mail first and then sends bounce messages, of course with <> as envelope sender. Regards Michael -- It's an insane world, but i'm proud to be a part of it. -- Bill Hicks