reject_unverified_recipient returns wrong code
Postfix is returning 450 (temporary defer) for unknown recipients instead of 550 (permanent reject). Sender's server keeps retrying for days.
Postfix is returning 450 (temporary defer) for unknown recipients instead of 550 (permanent reject). Sender's server keeps retrying for days.
1 comment
Set unverified_recipient_reject_code=550 in main.cf. Default is 450 which doesn't help us.
Sign in with your TDesk account to comment.