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On , email@example.com wrote:
>> >> Trying 220.127.116.11...
>> >> Connected to st11p00mm-mx006.me.com.
>> >> Escape character is '^]'.
>> >> 220 st11p00mm-smtpin012.mac.com -- Server ESMTP (Oracle Communications
>> >> Messaging Server 7u4-27.08(18.104.22.168.7) 64bit (built Aug 22 2013))
> I made a telnet connection from my own machine without trouble.
> What system did YOU make the connection from?
>> >> As you can see, I'm getting an immediate 220 from them which postfix
>> >> apparently is not getting. I can, of course, continue the telnet
>> >> session and send a complete email which is received by the recipient.
>> > And so can Postfix. One SINGLE SMTP connection from Postfix is likely
>> > to proceed just as well.
>> Why do you think it's a single connection?
>> It's multiple connections from Postfix to multiple servers over
>> multiple emails over multiple days
> Indeed, the problem is making multiple connections in the past.
> Your telnet test was today, making one connection.
> You may learn more by capturing a few failed SMTP sessions with
No where did I state the telnet tests were all done today. No where did
I say no test via Postfix were run today.