Thanks for the quick reply, After disabling such options error stands.
El lun, 26 de jul. de 2021 a la(s) 21:28, <post...@ptld.com> escribió: > > smtpd_enforce_tls = yes > > Oops, i missed this one too: > http://www.postfix.org/postconf.5.html#smtpd_enforce_tls > > smtpd_enforce_tls = yes > Mandatory TLS: announce STARTTLS support to remote SMTP clients, and > require that clients use TLS encryption. > -- _______________________________________________ Daniel A. Rodriguez Departamento de Tecnología para la Gestión Escuela Provincial de Educación Técnica N° 1 Posadas - Misiones - Argentina (0376) 443-8578 www.epet1.edu.ar