> On Nov 9, 2016, at 9:54 AM, vod vos <vod...@zoho.com> wrote: > > master.cf: > smtp inet ... smtpd > ... > -o smtp_relay_restrictions=$mua_relay_restrictions > -o smtp_recipient_restrictions=$mua_recipient_restrictions > -o smtpd_tls_security_level=encrypt > -o smtpd_tls_auth_only=yes > -o smtpd_sasl_auth_enable=yes > > > But this setting will block the mail from non tls configured server. If > smtpd_tls_security_level=may, the port 25 is still could not be forbided. > > any ideas?
SORRY, those were supposed to be submission (587) settings... -- Viktor.