On 29 Jan 2016, at 12:17, Christian Schmitz wrote: > smtpd_tls_mandatory_protocols = !SSLv3,!TLSv1,!TLSv1.1,!TLSv1.2
There's your problem.
On 29 Jan 2016, at 12:17, Christian Schmitz wrote: > smtpd_tls_mandatory_protocols = !SSLv3,!TLSv1,!TLSv1.1,!TLSv1.2
There's your problem.