Comment by jeffbee
4 hours ago
Incorrect. A bounce is a delivery status notification generated by a mailer after it has already accepted a message for delivery. A 5xx permanent error is a refusal to accept the message in the first place.
4 hours ago
Incorrect. A bounce is a delivery status notification generated by a mailer after it has already accepted a message for delivery. A 5xx permanent error is a refusal to accept the message in the first place.
Is this standarized terminology in some RFC like SMTP? Or is it presumably some well established folk lingo?