[email protected]:
> 22. Apr 2016 12:22 by [email protected]:
> > They did not detect the <CR><LF>.<CR><LF> sequence at the end of the
> >> message content.
> >>
> >> > When I test it with telnet, the message is accepted
> >>
> >> That's because you type one command at a time.
>
> Okay.
>
> So what is the reason that it worked for them when I did the resend as new,
> but not when I flushed my queue?
Perhaps because you were sending a slightly-different message. Or
perhaps because they have multiple MX hosts, and different hosts
have different bugs.
The problem may be something else than pipelining; for example it
may be related to message content. I made my recommendation based
on limited information.
Wietse