On Sun, 16 Oct 2022 at 02:12, Viktor Dukhovni
wrote:
>
> So if presenting an essentially identical certificate, but with the
> wrong hostname makes the client happy, that's rather unexpected.
>
> There's a non-trivial chance your observations are in error, but if
> indeed presenting the wrong name
ha...@posteo.de:
> Hi,
>
> we heavily use the alias feature and want to know who was the original
> recipient for filtering. Our old postfix instance (version 2.11.3) set
> this from the beginning - as far as I remember we never changed the
> configuration to archive this.
>
> Our new instance
On Sun, Oct 16, 2022 at 01:18:43PM +0800, Linux Guy wrote:
> If I have added this line into main.cf:
>
> smtpd_client_message_rate_limit = 5
>
> does it mean a common smtp user (not peer MTA) can send 5 messages per 1
> min?
The parameter is documented:
$ man 5 postconf | less +/smtpd_
On 16.10.22 09:03, Linux Guy wrote:
though the sender IP is not listed in any RBL, outlook still blocks it.
do you know how can I deal with this?
it's very hard to guess without the server IP and/or the error message.
generally, your server should have non-generic fcrdns, having working SPF
a
Hello.
If the IP is one that you manage, you can submit a de-listing request
with Microsoft. However, this process might take 3-5 business days to
complete.
See:
https://sender.office.com/
They usually ask for the a copy of the bounced reply.
Otherwise, you might need to use a commercial s
