In article <20081223203134.gh28...@tamay-dogan.net> you wrote: > From: pop...@tp570.private.xxxxx-xxxxx.net
> which is probably correct and since I am sending THIS message over the > same relay <mail.private.tamay-dogan.net> I know, my Mailserver is > working. You could try to set a different official sender address without the internal domain. > It seems, courier-mta is trying to deliver the messages several hours > without success and then it is working, but I do not know... I dont know about courier, with exim i can easyly see the delivery to my upstream relay. If it takes longer for your gateway to deliver it, you should see an error message? Gruss Bernd -- To UNSUBSCRIBE, email to debian-devel-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org