Bill Cole via Postfix-users:
> On 2024-12-24 at 18:10:24 UTC-0500 (Tue, 24 Dec 2024 15:10:24 -0800)
> Randy Bush via Postfix-users <ra...@psg.com>
> is rumored to have said:
>
> > and without 1.3
> >
> [...]
> > 2024-12-24T23:09:18.525130+00:00 m0 postfix/smtpd[1379]: Anonymous TLS
> > connection established from
> > mail-eastasiaazrln102210001.outbound.protection.outlook.com[2a01:111:f403:e400::1]:
> >
> > TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)
> > 2024-12-24T23:09:18.698432+00:00 m0 postfix/smtpd[1379]: disconnect
> > from
> > mail-eastasiaazrln102210001.outbound.protection.outlook.com[2a01:111:f403:e400::1]
> >
> > ehlo=1 starttls=1 quit=1 commands=3
>
> The command summary in the disconnect message explains what happened.
> The client connected successfully with starttls and issued a normal quit
> command.
>
> There's nothing technically wrong here, at least not that is diagnosable
> from your end. MS just does strange things.
They did not send EHLO after STARTTLS completed, so this is not normal.
Wietse
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