If I send mail to a known bad address in my domain the sender does not get a 550 unknown user. The message than goes into the deferred mail queue. And their all building up Mostly SPAM to bad accounts.
How can I configure Scalix to give the sender something like this
The original message was received at Wed, 21 Mar 2007 15:22:36 -0500 from localhost.localdomain [127.0.0.1]
----- The following addresses had permanent fatal errors ----- <somthing@mydomain.com>
(reason: 550 unknown user <somthing@mydomain.com>)
----- Transcript of session follows ----- ... while talking to mail.mydomain.com.:
>>> RCPT To:< somthing@mydomain.com> NOTIFY=FAILURE,DELAY
<<< 550 unknown user <somthing@mydomain.com>
550 5.1.1 <somthing@mydomain.com>... User unknown
I would like the sender to get the response back immediately!