sendmail to gmail on amazon

[Jerry Geis]

That is correct.  I have logged into the google console, went to the
smtp-relay section - and added my public IP to "enable" smtp-relay.

Jerry

On Mon, Aug 23, 2021 at 2:50 AM Bagas Sanjaya <bagasdotme at gmail.com> wrote:

> On 23/08/21 06.40, Jerry Geis wrote:
> > Actually - I made a little progress... I had a typo in my sendmail.mc
> that
> > it was still using port 25 and getting that timeout- Now its using port
> 587
> > like it should - but I get the error below.
> >
> >     (reason: 550-5.7.0 Mail relay denied [3.143.X.X]. Invalid credentials
> > for relay for)
> >
> >     ----- Transcript of session follows -----
> > ... while talking to smtp-relay.gmail.com.:
> > <<< 550-5.7.0 Mail relay denied [3.143.X.X]. Invalid credentials for
> relay
> > for
> > <<< 550-5.7.0 one of the domains in: ip-,
> > <<< 550-5.7.0 compute.internal, us-east-2.compute.internal (as obtained
> > from HELO
> > <<< 550-5.7.0 and MAIL FROM).
> > <<< 550-5.7.0 Email is being sent from a domain or IP address which isn't
> > registered
> > <<< 550-5.7.0 in your G Suite account. Please login to your G Suite
> account
> > and
> > <<< 550-5.7.0 verify that your sending device IP address has been
> > registered within
> > <<< 550-5.7.0 the G Suite SMTP Relay Settings. For more information,
> please
> > visit
> > <<< 550 5.7.0  https://support.google.com/a/answer/6140680#maildenied
> > y6sm2431601pjr.5 - gsmtp
> >
> > But I have the correct credentials - and I have gone into the G-suite
> -and
> > added the PUBLIC IP to the smtp-relay section.
> >
>
> Have you followed that answer link?
>
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>
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