Forum Discussion
Dec 05, 2016
What exactly does not work? Do you get a connection on te public IP address? Can you post your virtual server configuration?
$ host -t mx my_domain.org
my_domain.org mail is handled by 10 mail.my_domain.org.
$ telnet mail.my_domain.org 25
Trying x.x.x.x...
Connected to mail.my_doman.org.
Escape character is '^]'.
220 mail.my_domain.org ESMTP Postfix
quit
221 2.0.0 Bye
Connection closed by foreign host.
$