Author: Kianusch Sayah Karadji Date: To: Nico Erfurth CC: exim-users@exim.org Subject: Re: [Exim] Frozen Messages because of mailformed Mailer-Daemon-sender
> > <> > empty addresses indicate bounces
Yep ... those are bounced messages.
> You shouldn't do this, because (IIRC) bounces should be send with an empty
> envelope. You should watch your logfiles and try to run exim -d to find
> out WHY the message gets frozen, editing the spoolfiles directly is not a
> good idea ;)
Well ... they bounce because the receipient-domain (from the original
message) does not exist.
But the bounce message never gets back to the original sender!
> Most probably you don't do sender/receiver verification in your ACLs, so a
> non deliverable bounce-message could be created.
Well I'm switched from sendmail to exim a few days ago on a "large"
mail-gateway and I'm still waiting for my EXIM-Book I've ordered :-)
So what what is a "sender/receiver verification" in my "ACLs"?
