I have verified that open_ssl is enabled , imap and other setting are working too.
I am using xampp on Fedora linux.
my smtp is working now, but when I enable incoming email via pop
it say TLS/SSL negotiation failed , when ssl enable
it say connection timeout when ssl disabled.
I have verified with telnet that mail server is accessible on that host with given port.
I have turned off firewall and set what ever I have found on internet, but failed