On Wed, Mar 06, 2024 at 07:30:01PM -0500, Christophe Kalt via Postfix-users
wrote:
> Hi,
>
> The two options I've seen for implementing SRS are milter and
> [sender_]canonical_maps but it seems to me that neither are a good fit when
> rewriting the envelope From as they happen early on (smtpd
On Tue, Dec 19, 2023 at 10:56:58AM +0100, "Jan P. Kessler via Postfix-users"
wrote:
> > As a few on this list may recall, it is 25 years ago today that the
> > "IBM secure mailer" had its public beta release. This was accompanied
> > by a nice article in the New York Times business section.
>
On Thu, Dec 14, 2023 at 08:20:26AM -0500, Wietse Venema via Postfix-users
wrote:
> As a few on this list may recall, it is 25 years ago today that the
> "IBM secure mailer" had its public beta release. This was accompanied
> by a nice article in the New York Times business section.
>
> There
On Fri, Dec 08, 2023 at 02:00:55PM -0500, Viktor Dukhovni via Postfix-users
wrote:
> My previous post on this topic noted that covered Let's Encrypt are
> planning to *randomise* the choice of intermediate issuer CA used with
> each renewal.
>
> It now turns out that they will also be
On Wed, Nov 15, 2023 at 09:44:18PM +0900, Byung-Hee HWANG via Postfix-users
wrote:
> Thank you for notifying us. Also i'm using 211 TLSA record.
>
> Honestly, 311 it was not easy to set up to me.
>
> Sincerely, Byung-Hee
As Viktor pointed out, you're not affected, but if you want to use "3 1
On Tue, Nov 14, 2023 at 03:56:25PM +0100, Patrick Ben Koetter via Postfix-users
wrote:
> * Viktor Dukhovni via Postfix-users :
> > On Mon, Sep 25, 2023 at 04:24:55PM +0200, Patrick Ben Koetter via
> > Postfix-users wrote:
> >
> > > > Do you have SMTP client TLS connection reuse enabled? If
On Mon, Oct 30, 2023 at 02:36:33PM +0100, Szymon Malinowski via Postfix-users
wrote:
> Hello
>
> We've just launched postfix with Mailscanner and spamassasin on our mail
> server.
>
> Everything is working great, but we've encountered very funny and strange
> problem.
>
> We've recieved an
On Thu, Oct 26, 2023 at 03:16:04PM -0400, Viktor Dukhovni via Postfix-users
wrote:
> What's notable here, is how rare actual compatibility breaks are in
> Postfix. Wietse has managed to maintain essentially backwards
> compatible behaviour for over 20 years, which speaks to both design
>
On Tue, Sep 26, 2023 at 02:01:24PM -0400, Wietse Venema via Postfix-users
wrote:
> Wietse Venema via Postfix-users:
> > Wietse Venema via Postfix-users:
> > > It's a rather long explanation for "why not do X". like several
> > > times longer than the text that explains what protocol preferences
On Tue, Sep 26, 2023 at 10:35:39AM -0400, Wietse Venema via Postfix-users
wrote:
> > Sadly, I need smtp_address_preference = ipv4 because some
> > reputation systems (spamhaus, I think) don't realise
> > that an entity might only have a single ipv6 address.
>
> Then you should disable IPv6, in
On Sun, Sep 24, 2023 at 06:25:36PM -0400, Wietse Venema via Postfix-users
wrote:
> Wietse Venema via Postfix-users:
> > It's a rather long explanation for "why not do X". like several
> > times longer than the text that explains what protocol preferences
> > do. And this is the only place where
On Tue, Aug 15, 2023 at 08:48:35AM -0400, Bill Cole via Postfix-users
wrote:
> Your task is to fix Microsoft's mishandling of email. (giggles insanely...)
:-)
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On Mon, Jul 24, 2023 at 09:49:58AM -0400, Wietse Venema via Postfix-users
wrote:
> Bernardo Reino via Postfix-users:
> > >> I cannot imagine why/when the cerbot client would fail to run the
> > >> post-hooks (in a sane environment).
> > >
> > > Systems crash. What are the reliability
Hi,
I use OpenDMARC and I have it sending failure reports
with "FailureReports true". Unfortunately, one organisation
that sends me emails has a bug in their SPF record, and they
no longer have the postmaster@ email address needed to receive
DMARC reports, and I'm not sure that they know how to
On Thu, May 18, 2023 at 09:11:41AM -0400, Viktor Dukhovni via Postfix-users
wrote:
> On Thu, May 18, 2023 at 09:22:34PM +0900, Byung-Hee HWANG via Postfix-users
> wrote:
>
> > And now i added TLSA record for only *outbond* smtp server,
> > .
>
> It is also your secondary MX host:
>
>
On Thu, May 18, 2023 at 08:54:16PM +0200, Joachim Lindenberg via Postfix-users
wrote:
> For Letsencrypt certificates I´d definitely go with 2 1 1
> 8D02536C887482BC34FF54E41D2BA659BF85B341A0A20AFADB5813DCFBCF286D and
> optionally the R4 derivate and add their successors when these are about
On Tue, May 16, 2023 at 10:15:35PM -0400, Bill Cole via Postfix-users
wrote:
> On 2023-05-16 at 21:09:35 UTC-0400 (Wed, 17 May 2023 09:09:35 +0800)
> Tom Reed via Postfix-users
> is rumored to have said:
> [...]
> > Since the message was sent to mailing list which rewrites envelope
> > address
On Mon, May 15, 2023 at 08:40:50PM +0800, Tom Reed via Postfix-users
wrote:
> Hello list,
>
> for Postsrsd, it rewrite all the sender addresses even if messages should
> be delivered locally.
>
> how to setup it to not rewrite sender for local addresses?
>
> Thanks
If you only forward
On Fri, May 12, 2023 at 07:09:41PM +0800, Tom Reed via Postfix-users
wrote:
> Hello
>
> How can I implement the following feature?
> the messages sent to:
>
> foo+la...@sample.com
> foo+lab...@sample.com
> ...
>
> all them will be delivered into:
> f...@sample.com
>
> Thanks.
> Tom
Hi,
On Thu, May 11, 2023 at 03:17:21PM +0900, Byung-Hee HWANG via Postfix-users
wrote:
> Hellow Postfix hackers,
>
> I have a questions while reading DANE docs. Is DNSSEC mandotary? For
> making DANE mail server.
>
> For now i'm running two postfix servers in public. Actually i'm beginner
> in
On Sat, Apr 22, 2023 at 11:25:14AM -0400, Viktor Dukhovni via Postfix-users
wrote:
> On Sat, Apr 22, 2023 at 01:08:06PM +0200, Matus UHLAR - fantomas via
> Postfix-users wrote:
>
> > >You should set a POST_HOOK in certbot renew (assuming you're using
> > >certbot, that is) that restarts or
On Thu, Apr 06, 2023 at 11:28:07AM +1000, Sean Gallagher
wrote:
> On 6/04/2023 10:39 am, raf via Postfix-users wrote:
> > On Thu, Apr 06, 2023 at 07:33:28AM +0800, Corey Hickman via Postfix-users
> > wrote:
> >
> > > Hello
> &g
On Thu, Apr 06, 2023 at 07:33:28AM +0800, Corey Hickman via Postfix-users
wrote:
> Hello
>
> for these two statements,
>
> reject_invalid_helo_hostname
> reject_non_fqdn_helo_hostname
>
> what are the differences between them? does the second one hold the first
> one already?
>
> Thanks.
On Thu, Mar 23, 2023 at 05:58:13PM +1100, duluxoz via Postfix-users
wrote:
> Hi All,
>
> TL:DR: Could someone(s) please have a look-see at our config as a sanity
> check for us, and also answer the questions at the end of this post -
> thanks.
Hi, I probably can't help with everything but
On Sun, Mar 26, 2023 at 01:05:10PM +1300, Peter via Postfix-users
wrote:
> On 25/03/23 11:50, raf via Postfix-users wrote:
> > On Fri, Mar 10, 2023 at 09:11:58AM +1300, Peter via Postfix-users
> > wrote:
> >
> > > * Don't add a Reply-To:. I actually que
On Fri, Mar 10, 2023 at 09:11:58AM +1300, Peter via Postfix-users
wrote:
> * Don't add a Reply-To:. I actually question if this is really needed as we
> likely want replies to go to the list the vast majority of time anyways. I
> have seen other lists explicitly exclude this step and it works
On Thu, Mar 09, 2023 at 01:21:02PM -0500, postfix--- via Postfix-users
wrote:
> > I am still seeing DKIM fails and two DKIM-Signatures.
> > Is this correct? Haven´t seen this with other mails but I cannot rule out a
> > config issue on my side. Is someone else observing that?
>
> Yes there
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