David Mehler:
> Hi,
>
> It's Thunderbird 52.7. Is there a workaround to make this work?
Yes, do nothing. In particular, do not use the Postfix
reject_unauth_pipelining feature, because that would trigger
a REJECT response.
Wietse
> On 4/20/18, Viktor Dukhovni <postfix-us...@dukhovni.org> wrote:
> >
> >
> >> On Apr 20, 2018, at 4:52 PM, David Mehler <dave.meh...@gmail.com> wrote:
> >>
> >> I'm atempting to configure email autoconfig and autodiscover services
> >> for Mozilla and Microsoft clients. I'm using Postfix 3.3. At first I
> >> thought I was dealing with either an Apache or Dovecot issue, now I'm
> >> thinking it's an error with my Postfix configuration.
> >>
> >> Whenever I atempt a connection I'm getting this in my postfix error log
> >> file:
> >>
> >> Apr 20 14:37:00 hostname postfix/submission/smtpd[92360]: improper
> >> command pipelining after EHLO from Connecting-Machine-Hostname-And-IP:
> >> QUIT\r\n
> >
> > This client does not implement SMTP correctly. There's nothing wrong
> > with the Postfix configuration. The client MUST wait for the EHLO
> > response *before* sending QUIT.
> >
> > --
> > Viktor.
> >
> >
>
