Sep 13 00:01:36 mail-c-eqs postfix/smtpd[20124]: SSL_accept error from xxxx.xxxxx.xxxx[xxx.xxx.xxx.xxx]: -1
Sep 13 00:01:36 mail-c-eqs postfix/smtpd[20124]: warning: TLS library problem: 20124:error:1408F10B:SSL routines:SSL3_GET_RECORD:wrong version number:s3_pkt.c:293:
Sep 13 00:01:36 mail-c-eqs postfix/smtpd[20124]: lost connection after STARTTLS from xxxx.xxxxx.xxxx[xxx.xxx.xxx.xxx]
Sep 13 00:01:36 mail-c-eqs postfix/smtpd[20124]: disconnect from xxxx.xxxxx.xxxx[xxx.xxx.xxx.xxx]
- disable starttls for specific client with this (mail.cf):