On Sun, Jul 29, 2012 at 12:23 AM, Gmail-teopro <teopro@...
> Hi all,
> I've already finished a Postfix server setup with virtual users and Dovecot
> as virtual transport.
> I just cannot find out why MS Outlook fails the smtp test unless I check
> the "Log on to incoming mail server before sending mail" on the More
> settings/ Outgoing Server tab.
> Thanks in advance for any hint you can help.
> Best regards,
> Gmail-teopro mailto:teopro@...
You might have configured SMTP Authentication / POP Before SMTP in
your mail server.