On Tue, December 22, 2020 13:27, Viktor Dukhovni wrote:
>
> Your suspicions are unfounded. The client is rejecting the server's
> certificate chain with a fatal certificate unknown alert. That's the
> issue to fix. All else is distraction.
>
After reviewing Postix logs with smtpd_tls_logging turned up to 3 I arrived at
the same conclusion a little while ago. I am just bereft of ideas as to how to
proceed at the moment.
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