Wietse Venema:
> J?n M?t?:
> > My last question is whether is it possible to include the Postfix
> > TLSv1.3 patch in older versions of Postfix (minor bug fix release).
> > The problem is that with enabled SNI in MTA-STS package, there
> > will be lot of bug reports - because it looks like I am not the
> > only person who used: "smtpd_tls_eecdh_grade = ultra".
>
> It will be included only in the SUPPORTED releases.
That will be Postfix 3.4 and 3.5. There was no inbound SNI support
in Postfix 3.3 and 3.2.
Wietse