==== Required information ====
- iRedMail version (check /etc/iredmail-release): iRedMail-0.9.5-1
- Linux/BSD distribution name and version: CentOS 7
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Web server (Apache or Nginx):Apache
- Manage mail accounts with iRedAdmin-Pro?no
- Related log if you're reporting an issue:
====
hello everybody
i have some problem with Untrusted TLS connection established to Any Host like gmail or yahoo and so...
in my log file you can see
postfix/smtp[8739]: Untrusted TLS connection established to gmail-smtp-in.l.google.com[64.233.184.27]:25: TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)

but i received mail from users gmail.com by TLS mx.google.com     ESMTPS
port 25 is open and webclient roundcube using for send mail
please help me with Untrusted TLS connection