> I use a backup MX service to accompany my Postfix mail server. Right now > the Backup MX service has more than 1,200 messages waiting to be > delivered. As near as I can tell (from the Postfix logs) all of them are > addressed to addresses that either never existed or no longer exist. The > Postfix log indicates it is bouncing them with a 450 (temporary bounce) > instead of a 550. So the Backup MX service is keeping them and > continually trying to re-send. > > I've checked the main.cf. The following two lines are as listed in the file: > > unknown_local_recipient_reject_code = 550 > soft_bounce = no > Please post the unedited output (except for passwords/private data) from postconf -n, as well as log entries showing unknown recipients being bounced with 450 and 550.
Terry
