Am 05.04.2014 15:38, schrieb Germain: > Thank you for the accurate details ! > > When I issue the command: > > nslookup mx1.adtlas.com NSPRI.ADTLAS.COM > > I receive that, and it seems to me correct: > > Server: NSPRI.ADTLAS.COM > Address: 88.191.117.125#53 > > Name: mx1.adtlas.com > Address: 88.191.117.125 > > As I wrote in my previous reply, my FQDN is mx1.adtlas.com and I think the > "mail" prefix is not mandatory ! > I may use what I want, right ?
yes, doing so consistent everywhere > But my problem was due the missing "smtp_helo_name = mx1.adtlas.com", so > I've added it in the main.cf file before to restart POSTFIX :-) no, you did not get that far because your PTR needs to be "mx1.adtlas.com" too [harry@srv-rhsoft:~]$ nslookup 88.191.117.125 Server: 127.0.0.1 Address: 127.0.0.1#53 Non-authoritative answer: 125.117.191.88.in-addr.arpa name = adtlas.com > Unfortunately I will hire nobody right now: I'm a 62-year old Swiss retiree > which has done painfully its two innovative Web sites by learning alone by > himself all pieces of the puzzle to set them up and to keep them running: > PERL, JavaScript, HTML, etc. > > But sometimes I've to go on forums like this one to discuss with experts as > you, which I thank a lot for their appreciated help... and their patience > too :-) no problem - only please be very careful in case of a mailserver, that brings great responsiblity and in case of misconfigurations playing open relay and spread spam or malware it affects anybody out there!