On 15.02.24 15:27, Simon Hoffmann via Postfix-users wrote:
> - it took 4h for the sender to get a notification that the domain was not
found
Matus UHLAR - fantomas via Postfix-users wrote:
this should be configuable by tuning delay_warning_time
On 15.02.24 16:10, Simon Hoffmann via
Matus UHLAR - fantomas via Postfix-users wrote:
> On 15.02.24 15:27, Simon Hoffmann via Postfix-users wrote:
> > I have a dedicated postfix machine that I use as a smarthost for all my
> > outgoing
> > email from my internal servers. The smarthost even has only ports 465 and
> > 587
> >
Jaroslaw Rafa via Postfix-users wrote:
> Dnia 15.02.2024 o godz. 15:27:48 Simon Hoffmann via Postfix-users pisze:
> >
> > - it took 4h for the sender to get a notification that the domain was not
> > found
> > - after they "corrected" it by sending a second email with the correct
> > address,
On 15.02.24 15:27, Simon Hoffmann via Postfix-users wrote:
I have a dedicated postfix machine that I use as a smarthost for all my outgoing
email from my internal servers. The smarthost even has only ports 465 and 587
enabled/opened.
Recently we had the case that an internal used composer an
Dnia 15.02.2024 o godz. 15:27:48 Simon Hoffmann via Postfix-users pisze:
>
> - it took 4h for the sender to get a notification that the domain was not
> found
> - after they "corrected" it by sending a second email with the correct
> address, they
> still got mail delivery delayed
