Viktor Dukhovni:
> On Thu, Feb 14, 2019 at 12:45:37AM +0300, Andrey Repin wrote:
>
> > > Indeed I forgot that this does not enforce an ASCII character-set:
> > >
> > > http://www.postfix.org/postconf.5.html#strict_rfc821_envelopes
> > >
> > > However, right below that is:
> > >
> > > http://www.postfix.org/postconf.5.html#strict_smtputf8
> > >
> > > which will do the job.
> >
> > Does it disable the mechanics outlined in "SMTPUTF8 autodetection"[1] ?
> > Or I'm grossly misunderstanding the implications?
>
> As documented, it only affects the processing of the message envelope,
> (in the "MAIL FROM", "RCPT TO" and "VRFY" commands), which will reject
> non-ascii input when SMTPUTF8 is not signalled by the client.
And perhaps surprisingly, that is what the code does. This setting
is used only while parsing SMTP commands, in the SMTP daemon.
Wietse
