That looks like a problem with your certificates. You can check/verify them by openssl command.
Thanks, Pawel 2016-12-02 9:22 GMT+00:00 Zalezny Niezalezny <zalezny.niezale...@gmail.com>: > Hi, > > we have a problem with TLS on our Postfix server > > > ec 2 10:12:03 postfix-server01 postfix/smtpd[37036]: connect from > smtptransit.de.net.intra[152.21.2.44] > Dec 2 10:12:03 postfix-server01 postfix/smtpd[37036]: SSL_accept error > from smtptransit.de.net.intra[152.21.2.44]: -1 > Dec 2 10:12:03 postfix-server01 postfix/smtpd[37036]: warning: TLS > library problem: 37036:error:1408A0C1:SSL routines:SSL3_GET_CLIENT_HELLO:no > shared cipher:s3_srvr.c:1352: > Dec 2 10:12:03 postfix-server01 postfix/smtpd[37036]: lost connection > after STARTTLS from smtptransit.de.net.intra[152.21.2.44] > Dec 2 10:12:03 postfix-server01 postfix/smtpd[37036]: disconnect from > smtptransit.de.net.intra[152.21.2.44] > > > > > But to be honest I do not understand what is this. Maybe somebody will be > able to help here and explain. > > > Thanks in advance. > > Zalezny >