[pfx] Re: vacation segfaults

On 08/08/2024 23:15, John Fawcett via Postfix-users wrote: On 08/08/2024 22:36, Wietse Venema via Postfix-users wrote: Paul Menzel via Postfix-users:   Stack trace of thread 468215:   #0  0x00404610 strlcpy (vacation + 0x4610)   #1

[pfx] Re: vacation segfaults

On 08/08/2024 22:36, Wietse Venema via Postfix-users wrote: Paul Menzel via Postfix-users: Stack trace of thread 468215: #0 0x00404610 strlcpy (vacation + 0x4610) #1 0x00402e0e main (vacation + 0x2e0e) #2

[pfx] Re: [OT] Null MX or not?

On 01/08/2024 09:32, Laura Smith via Postfix-users wrote: My doubt is that since the outgoing email server identifies itself as host1.example.com in the EHLO, is there a requirement or even an expectation that postmas...@example.com will be able to receive email. I think the reality is tha

[pfx] Re: [OT] Null MX or not?

On 31/07/2024 23:34, Wietse Venema via Postfix-users wrote: I came across something that I have not seen before: a domain (call it example.com) that has no email addresses. No one sends or receives email for that domain. If there is no email from sen...@example.com, the domain should say so in

[pfx] [OT] Null MX or not?

Hi this is completely off topic for this list (there is only a marginal connection since Postfix is the MTA but it's not a Postfix question), but maybe someone has knowledge on this. I came across something that I have not seen before: a domain (call it example.com) that has no email address

[pfx] Re: How to bounce e-mail when using catchall

On 13/07/2024 12:50, Francis Augusto Medeiros-Logeay via Postfix-users wrote: Thanks a lot John and Peter! In fact this is a family server, so it’s kinda important for us to not miss emails. And it happened once that mails were not delivered because of typos. I was a bit worried about nas

[pfx] Re: How to bounce e-mail when using catchall

On 13/07/2024 06:54, Francis Augusto Medeiros-Logeay via Postfix-users wrote: Hi everyone, Thanks a lot for your feedback. I learned a lot. So I’ll forget the whole thing. I have a last question, though: are there disadvantages of using a catchall compared to not using it, just letting mes

[pfx] Re: Now Dovecot doesn't like me

On 13/07/2024 02:27, Viktor Dukhovni via Postfix-users wrote: On Sat, Jul 13, 2024 at 12:01:38AM +0200, John Fawcett via Postfix-users wrote: I checked https://www.postfix.org/postconf.5.html and I can see: smtpd_sasl_type (default: cyrus)     The SASL plug-in type that the Postfix SMTP

[pfx] Re: Now Dovecot doesn't like me

On 12/07/2024 23:56, John Levine wrote: It appears that John Fawcett via Postfix-users said: I didn't see anywhere what your value of smtpd_sasl_type is (as applicable to the sasl type used by the smtp server. Bingo. Thanks. In my defence, if you look at https://www.postfix.org/postc

[pfx] Re: Now Dovecot doesn't like me

On 12/07/2024 23:13, John R. Levine via Postfix-users wrote: Hi, now that Viktor spotted the config error and fixed yesterday's problem, I'm back with what I hope is another dumb question. Having wrestled Cyrus authentication to a draw, now I'm trying Dovecot which I would have hoped would be

[pfx] Re: How to bounce e-mail when using catchall

one point was badly worded below, the following is better: If you accepted both valid and invalid recipients your reject would be for both recipients. (I implied the reject went to the receipient which is nonsense). On 12/07/2024 16:59, John Fawcett via Postfix-users wrote: On 12/07/2024

[pfx] Re: How to bounce e-mail when using catchall

On 12/07/2024 15:30, Ralph Seichter via Postfix-users wrote: I can imagine a custom milter which stores message data, rejects the original SMTP delivery attempt after the end of the DATA phase, and later re-injects the captured data in some fashion (not necessarily using SMTP), but this way

[pfx] Re: How to bounce e-mail when using catchall

On 12/07/2024 07:17, Francis Augusto Medeiros-Logeay via Postfix-users wrote: On 11 Jul 2024, at 20:22, Bill Cole via Postfix-users wrote:  On 2024-07-11 at 02:42:26 UTC-0400 (Thu, 11 Jul 2024 06:42:26 +) Francis Augusto Medeiros-Logeay via Postfix-users is rumored to have said:

[pfx] Re: Mysteries of user semi-banning

On 12/07/2024 00:14, John R. Levine via Postfix-users wrote: Last month I asked for advice on limiting specific senders to specific recipients, and Wietse offered this: /etc/postfix/main.cf:     smtpd_sender_restrictions =     check_sender_access hash:/etc/postfix/restricted_senders     sm

[pfx] Re: Local delivery for both login and virtual users in a single domain?

ut perhaps PostFix’s invocation of the Dovecot LDA overrides the path using the “home_mailbox”. (?) In that case, without virtual_mailbox_base, I don’t see how to point PostFix to the right Maildir for non-login users. Thanks so much for the help!! Cheers,  - Bob On Jul 7, 2024, at 4:12 PM, John Fawce

[pfx] Re: Local delivery for both login and virtual users in a single domain?

On 07/07/2024 18:59, Robert Fuhrer via Postfix-users wrote: Hi, I've got a Mac running PostFix 3.2.2, configured for local delivery for a single domain, call it "mydomain.net ", using dovecot's local delivery agent. At the moment, there's just one relevant login user o

[pfx] Re: Does unix:passwd.byname do anything in local_recipient_maps on MacOS?

On 07/07/2024 18:57, Robert Fuhrer via Postfix-users wrote: Hi, I'm running PostFix 3.2.2 on Mac OS Sonoma, configured to accept local delivery for a single local login user, i.e. a user that actually has an account on the Mac. To that end, I have the following in main.cf: local_recipien

[pfx] Re: dnsbl submissions

On 07/07/2024 13:09, Victoriano Giralt via Postfix-users wrote: El dom, 07-07-2024 a las 12:51 +0200, John Fawcett via Postfix-users escribió: On 07/07/2024 06:18, Nick Edwards via Postfix-users wrote: ... I haven't personally used the $ syntax you're using so I can't say

[pfx] Re: dnsbl submissions

On 07/07/2024 06:18, Nick Edwards via Postfix-users wrote: Howdy, I've never seen the point in this before, but i've been asked by a client to implement it if possible, that is, place dnsbl checks on submission and smtps connections, I've tried a few combinations but it does not seem to be wo

[pfx] Re: managesieve filter not working

On 04/06/2024 11:18, Celal.Dikici via Postfix-users wrote: Hello, For the e-mail infrastructure we use roundcube 1.6.6 postfix 3.7.10, dovecot 2.3.19.1 installed on debian 12.05.  We use the larry theme as the interface. We use managesieve plugin for filtering. I have extracted some configura

[pfx] Re: Masters.cf

17:46, John Fawcett via Postfix-users wrote: On 29/05/2024 14:07, Viktor Dukhovni via Postfix-users wrote: On Wed, May 29, 2024 at 07:26:10AM -0400, John Hill via Postfix-users wrote: The wrapper-mode TLS "smtps" rejects are naturally after the TLS handshake.    465 

[pfx] Re: Masters.cf

On 29/05/2024 14:07, Viktor Dukhovni via Postfix-users wrote: On Wed, May 29, 2024 at 07:26:10AM -0400, John Hill via Postfix-users wrote: The wrapper-mode TLS "smtps" rejects are naturally after the TLS handshake.    465    inet  n   -   n   -   -   smtpd     -

[pfx] Re: Masters.cf

On 29/05/2024 02:18, John Hill via Postfix-users wrote: On 5/28/24 8:10 PM, John Hill via Postfix-users wrote: On 5/28/24 8:00 PM, Bill Cole via Postfix-users wrote: On 2024-05-28 at 19:18:10 UTC-0400 (Tue, 28 May 2024 19:18:10 -0400) John Hill via Postfix-users is rumored to have said: [..

[pfx] Re: Masters.cf

On 29/05/2024 01:11, Bill Cole via Postfix-users wrote: On 2024-05-28 at 18:50:11 UTC-0400 (Wed, 29 May 2024 00:50:11 +0200) John Fawcett via Postfix-users is rumored to have said: [...] Hi John I think you are missing the following in master.cf for the submission service -o

[pfx] Re: Masters.cf

On 29/05/2024 00:27, John Hill via Postfix-users wrote: On 5/28/24 4:50 PM, John Hill via Postfix-users wrote: On 5/28/24 4:43 PM, Benny Pedersen via Postfix-users wrote: John Hill via Postfix-users skrev den 2024-05-28 22:12: On 5/28/24 3:38 PM, Benny Pedersen via Postfix-users wrote: Joh

[pfx] Re: SASL reject force disconnect

On 28/05/2024 11:39, Christophe Kalt via Postfix-users wrote: On Sun, May 26, 2024 at 5:57 AM John Fawcett via Postfix-users wrote: For submission I only use xbl (return code 127.0.0.4) excluding other other data contained in zen like pbl that lists isp dynamic ip ranges from

[pfx] Re: SASL reject force disconnect

On 27/05/2024 13:31, John Hill via Postfix-users wrote: On 5/27/24 4:13 AM, Matus UHLAR - fantomas via Postfix-users wrote: > postscreen_dnsbl_sites = zen.spamhaus.org=127.0.0.[2..11] John Hill via Postfix-users: Is this the same thing? On 25.05.24 15:54, Wietse Venema via Postfix-users

[pfx] Re: SASL reject force disconnect

On 25/05/2024 20:50, John Hill via Postfix-users wrote: On 5/25/24 11:22 AM, John Fawcett via Postfix-users wrote: On 24/05/2024 03:03, John Hill via Postfix-users wrote: I learn something every time I read this group, when I can keep up with the conversation! I had auth on ports I did

[pfx] Re: How to allow only one specific sender to use smtp ?

On 25/05/2024 23:58, Mike via Postfix-users wrote: Hello, My setup like below: I have Postfix setup and use dovecot as SASL. Now, all email accounts can use the smtp server to send emails. I want to allow only one email account to send out emails and rest of others can only use POP3 or IMAP

[pfx] Re: SASL reject force disconnect

On 24/05/2024 03:03, John Hill via Postfix-users wrote: I learn something every time I read this group, when I can keep up with the conversation! I had auth on ports I did not need. I use auth on submission port 587, for users access. I do get a boat load of failed login attempts on 587. F

[pfx] Re: Dovecot logging to files causes postfix to break

On 18/05/2024 18:18, Richard Rosner via Postfix-users wrote: Am 18.05.24 um 17:55 schrieb Wietse Venema: Richard Rosner via Postfix-users: I have a mailing server setup based on Debian Stable that uses postfix for IMAP and SMTP and dovecot for internel mail handling, You mean, Postfix for SMT

[pfx] Re: client checks with suspect IPs

On 16/01/2024 20:28, Alex via Postfix-users wrote: Hi, I need help with making a decision involved in determining whether to add an IP to my client_checks to bypass a blocklist entry on the Barracuda blocklist that is impacting one of our users. The problem is that this would also bypass the

[pfx] Re: relay_domains override for smtpd

On 16/01/2024 18:12, Marc Dierksen via Postfix-users wrote: Salutations, I am running Postfix 3.5.23 on Debian 11 as an edge mailserver that accepts mails on port 25 for a list of domains defined as relay_domains in the main.cf. I am currently trying to setup a second smtpd process on port

[pfx] Re: recipient_bcc_maps clarification.

On 08/01/2024 05:54, anant--- via Postfix-users wrote: Hello, We have in main.cf always_bcc = zz...@xx.com and our domain is xx.com For specific 2 recipients of our domain, we don't want always_bcc to be implemented.  ie. if a mail is addressed to a...@xx.com  (our domain only), mail should

[pfx] Re: Regarding reject_unlisted_sender and preventing sender address spoofing

On 05/01/2024 19:44, Taco de Wolff via Postfix-users wrote: Hi, I'm trying to understand how the reject_unlisted_sender option works in the smtpd_sender_restrictions option. This is what I understand it to do: For any received mail (it is an smtpd option after all), either for receiving ma

[pfx] Re: 25 years today

On 14/12/2023 14:20, 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. Thanks Wietse and to all who have con