ezmlm warning

Andrey ``Bass'' Shcheglov andrewbass@gmail.com
Wed Nov 2 10:43:00 GMT 2016


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Hello,

Yesterday, I've received the warning message saying emails to gmail
servers are bouncing:
> Return-Path: <> > Received: (qmail 24363 invoked for bounce); 20 Oct 2016 21:51:31
-0000 > Date: 20 Oct 2016 21:51:31 -0000 > From:
MAILER-DAEMON@sourceware.org > To: cygwin-return-205581-@cygwin.com >
Subject: failure notice > > Hi. This is the qmail-send program at
sourceware.org. > I'm afraid I wasn't able to deliver your message to
the following addresses. > This is a permanent error; I've given up.
Sorry it didn't work out. > > <andrewbass@gmail.com>: > User and
password not set, continuing without authentication. >
<andrewbass@gmail.com> 173.194.202.26 failed after I sent the message. >
Remote host said: 550-5.7.1 Unauthenticated email from vanav.org is not
accepted due to domain's > 550-5.7.1 DMARC policy. Please contact the
administrator of vanav.org domain if > 550-5.7.1 this was a legitimate
mail. Please visit > 550-5.7.1 
https://support.google.com/mail/answer/2451690 to learn about the > 550
5.7.1 DMARC initiative. t2si13659406pgn.168 - gsmtp
Is it a misconfiguration at Cygwin side, or some new policy employed by
Google?

Regards,
Andrey.
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