Le vendredi 02 octobre 2020 à 12:44 -0400, Wietse Venema a écrit : > > Please any update help possible? > Perhaps mts-sts-service can be configured not to send 'servername'. > Otherwise you will need a newer Postfix that support servername and > SNI. I can't add servername support to postfix 3.1.
It looks like: Go to https://github.com/Snawoot/postfix-mta-sts-resolver/tree/master/postfix _mta_sts_resolver and click on sni: make default and add compatibility notice on the line of defaults.py -- Marcel de Riedmatten
