Dear all,
how do I forward submitted mails under the identity of an email alias to all
other members of that alias? Is that even possible with Postfix only?
I am running Postfix 3.8.4 with OpenLDAP as the backend for account and alias
management. Postfix is setup for virtual mail hosting and tr
On Sun, Feb 11, 2024 at 10:59:37AM +0100, Matthias Nagel via Postfix-users
wrote:
> How do I forward submitted mails under the identity of an email alias
> to all other members of that alias? Is that even possible with Postfix
> only?
Yes, with sender_bcc_maps, and with the proviso that the BCC
Doug Hardie via Postfix-users:
> Is there a way to configure postfix to drop the email if all the
> providers MTAs return a 5xx response?
We had a problem like that when some people wanted to make TLS
mandatory. The solution was not to bounce mail when a server did
not offer working TLS, but inst
Small edit for clarity.
Wietse
Doug Hardie via Postfix-users:
> Is there a way to configure postfix to drop the email if all the
> providers MTAs return a 5xx response?
We had a problem like that when some people wanted to make TLS
mandatory. The solution was not to bounce mail when a s
Small edit for clarity.
Wietse
Doug Hardie via Postfix-users:
> Is there a way to configure postfix to drop the email if all the
> providers MTAs return a 5xx response?
We had a problem like that when some people wanted to make TLS
mandatory. The solution was not to bounce mail when a s
> > How do I forward submitted mails under the identity of an email alias
> > to all other members of that alias? Is that even possible with Postfix
> > only?
>
> Yes, with sender_bcc_maps, and with the proviso that the BCC will be to
> all the members of that "alias", rather than just "the other
Matthias Nagel via Postfix-users:
> > > How do I forward submitted mails under the identity of an email alias
> > > to all other members of that alias? Is that even possible with Postfix
> > > only?
> >
> > Yes, with sender_bcc_maps, and with the proviso that the BCC will be to
> > all the members
Hi,
> It has multiple benefits against bots, like:
> > - few seconds delay for refusing clients that send helo/ehlo before
> > esmtp greeting (I have used this for years with sendmail)
> > - dnwsl/dnsbl scoring system.
> >
> > These are pretty safe to use.
>
> These are the tests that are enabled
On 12/02/24 11:47, Alex via Postfix-users wrote:
My concern would be with multiple MX records for the same domain - is it
possible it would come back to try again with another MX and be delayed
yet again?
Unless you're referring to your own MX records these are not relevant.
That said, many p
Hi folks,
I'm updating the configuration of my mail server and having problems with a
regexp table. This is the relevant configuration in main.cf:
smtpd_recipient_restrictions =
check_sender_access regexp:/etc/postfix/db/sender_access_table
...
And /etc/postfix/db/sender_access
On Sun, Feb 11, 2024 at 07:42:24PM -0600, Jakob Cornell via Postfix-users wrote:
> smtpd_recipient_restrictions =
> check_sender_access regexp:/etc/postfix/db/sender_access_table
> ...
As documented regexp, pcre, ... tables don't do "partial key" lookups.
This is deliberate and correc
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