[pfx] Re: About forwarding to gmail

2024-08-04 Thread Wietse Venema via Postfix-users
Wesley via Postfix-users: > Hello > > I have a question about forwarding email to Gmail. Gmail requires the > sender to provide identity authentication, including SPF or DKIM. Some > of our old customers do not have dkim configured in their email system, > bu

[pfx] About forwarding to gmail

2024-08-04 Thread Wesley via Postfix-users
Hello I have a question about forwarding email to Gmail. Gmail requires the sender to provide identity authentication, including SPF or DKIM. Some of our old customers do not have dkim configured in their email system, but they do have spf. There is no problem sending messages directly

[pfx] Re: question about postmaster account

2024-07-29 Thread Peter via Postfix-users
On 28/07/24 17:58, Walt E via Postfix-users wrote: Is there any standard that, postmaster@domain is a required account for this domain? I asked this is b/c one of our domains has millions of users, and a people registered the postmaster account (surely it's due to our mistake in work) with

[pfx] Re: question about postmaster account

2024-07-28 Thread Andreas Jobs via Postfix-users
On Sun, Jul 28, 2024 at 10:03:05AM +0200, Ralph Seichter via Postfix-users wrote: * Walt E. via Postfix-users: Is there any standard that, postmaster@domain is a required account for this domain? Yes. The requirement has been specified as early as 1981 in RFC 822, and in its successors up to

[pfx] Re: question about postmaster account

2024-07-28 Thread Ralph Seichter via Postfix-users
* A. Schulze via Postfix-users: > https://datatracker.ietf.org/doc/html/rfc5321#section-4.5.1 > > 5321 btw... Indeed, that was an unfortunate typo on my end. Thanks, Andreas. -Ralph ___ Postfix-users mailing list -- postfix-users@postfix.org To

[pfx] Re: question about postmaster account

2024-07-28 Thread Michael W. Lucas via Postfix-users
On Sun, Jul 28, 2024 at 10:03:05AM +0200, Ralph Seichter via Postfix-users wrote: > * Walt E. via Postfix-users: > > > Is there any standard that, postmaster@domain is a required account > > for this domain? > > Yes. The requirement has been specified as early as 1981 in RFC 822, and > in its

[pfx] Re: question about postmaster account

2024-07-28 Thread A. Schulze via Postfix-users
Am 28.07.24 um 10:03 schrieb Ralph Seichter via Postfix-users: Yes. The requirement has been specified as early as 1981 in RFC 822, and in its successors up to and including RFC 5322. https://datatracker.ietf.org/doc/html/rfc5321#section-4.5.1 5321 btw... Andreas

[pfx] Re: question about postmaster account

2024-07-28 Thread Ralph Seichter via Postfix-users
* Walt E. via Postfix-users: > Is there any standard that, postmaster@domain is a required account > for this domain? Yes. The requirement has been specified as early as 1981 in RFC 822, and in its successors up to and including RFC 5322. -Ralph ___

[pfx] question about postmaster account

2024-07-27 Thread Walt E via Postfix-users
Is there any standard that, postmaster@domain is a required account for this domain? I asked this is b/c one of our domains has millions of users, and a people registered the postmaster account (surely it's due to our mistake in work) with that domain as his personal email. Our lawyer

[pfx] Re: question about relay hostname

2024-07-25 Thread Matus UHLAR - fantomas via Postfix-users
On 2024-07-25 11:15, Corey H via Postfix-users wrote: So, relayhost = mail.example.net without '[]' will lookup MX records for mail.example.net? On 25.07.24 15:40, Corey H via Postfix-users wrote: OK I got the idea. when sending email to u...@foo.com, and relayhost = [mail.example.net], this

[pfx] Re: question about relay hostname

2024-07-25 Thread Corey H via Postfix-users
On 2024-07-25 11:15, Corey H via Postfix-users wrote: So, relayhost = mail.example.net without '[]' will lookup MX records for mail.example.net? Thanks. OK I got the idea. when sending email to u...@foo.com, and relayhost = [mail.example.net], this postfix won't lookup MX records for

[pfx] Re: question about relay hostname

2024-07-25 Thread Corey H via Postfix-users
So, relayhost = mail.example.net without '[]' will lookup MX records for mail.example.net? Thanks. On 2024-07-25 11:12, Serhii via Postfix-users wrote: From postfix docs: "The form [hostname] turns off MX or SRV lookups." https://www.postfix.org/postconf.5.html#relayhost On 7/25/24 09:09,

[pfx] Re: question about relay hostname

2024-07-25 Thread Emmanuel Seyman via Postfix-users
* Corey H via Postfix-users [25/07/2024 11:09] : > > relayhost = [mail.example.net]:587 > but what does this mean with '[]' and hostname in it? >From the documentation[1]: "The form [hostname] turns off MX or SRV lookups." Emmanuel 1: https://www.postfix.org/postconf.5.html#relayhost

[pfx] Re: question about relay hostname

2024-07-25 Thread Serhii via Postfix-users
From postfix docs: "The form [hostname] turns off MX or SRV lookups." https://www.postfix.org/postconf.5.html#relayhost On 7/25/24 09:09, Corey H via Postfix-users wrote: Hi list, I saw this configuration in my company's postfix. relayhost = [mail.example.net]:587 Generally I would write it

[pfx] question about relay hostname

2024-07-25 Thread Corey H via Postfix-users
Hi list, I saw this configuration in my company's postfix. relayhost = [mail.example.net]:587 Generally I would write it as: relayhost = 1.2.3.4 but what does this mean with '[]' and hostname in it? Thanks. ___ Postfix-users mailing list --

[pfx] Re: question again about email routing

2024-07-10 Thread Viktor Dukhovni via Postfix-users
One of my customers in HK want to send bulk messages to local users > > > (about 500/day). > > > I plan to setup a separated sending out server in HongKong for him. > > > my question is how to route messages for a specific account to a > > > specific postf

[pfx] Re: question again about email routing

2024-07-09 Thread Gary R. Schmidt via Postfix-users
On 10/07/2024 10:33, Phil Biggs via Postfix-users wrote: Wednesday, July 10, 2024, 8:59:57 AM, Jeff Pang via Postfix-users wrote: Hello experts, One of my customers in HK want to send bulk messages to local users (about 500/day). I plan to setup a separated sending out server in HongKong

[pfx] Re: question again about email routing

2024-07-09 Thread Phil Biggs via Postfix-users
Wednesday, July 10, 2024, 8:59:57 AM, Jeff Pang via Postfix-users wrote: > Hello experts, > One of my customers in HK want to send bulk messages to local users > (about 500/day). > I plan to setup a separated sending out server in HongKong for him. > my question is how to

[pfx] question again about email routing

2024-07-09 Thread Jeff Pang via Postfix-users
Hello experts, One of my customers in HK want to send bulk messages to local users (about 500/day). I plan to setup a separated sending out server in HongKong for him. my question is how to route messages for a specific account to a specific postfix server to send out? Thanks in advance

[pfx] Re: News about The new Postfix book ?

2024-07-02 Thread Jeff Peng via Postfix-users
I will order one as well. Here's a link to the web site where you can order it: https://www.tiltedwindmillpress.com/product/ryoms-preorder/ ___ Postfix-users mailing list -- postfix-users@postfix.org To unsubscribe send an email to

[pfx] Re: News about The new Postfix book ?

2024-07-02 Thread Phil Biggs via Postfix-users
Wednesday, July 3, 2024, 8:03:38 AM, Jean-François Bachelet via Postfix-users wrote: > Hello folks ^^) > There was a new Postfix book in the writing announced on the list, is it > finished and where to find/buy it ? > Thanks by advance :) > Cheers, > Jeff >

[pfx] News about The new Postfix book ?

2024-07-02 Thread Jean-François Bachelet via Postfix-users
Hello folks ^^) There was a new Postfix book in the writing announced on the list, is it finished and where to find/buy it ? Thanks by advance :) Cheers, Jeff ___ Postfix-users mailing list -- postfix-users@postfix.org To unsubscribe send an email

[pfx] Re: Question about the DMARC setting for lists

2024-05-30 Thread Bill Cole via Postfix-users
On 2024-05-30 at 02:23:45 UTC-0400 (Thu, 30 May 2024 08:23:45 +0200) Matus UHLAR - fantomas via Postfix-users is rumored to have said: AFAIK mailman2 does this as hardcoded behaviour, if the sender's domain has DMARC policy different than "none". No, it is configurable. Mailman v2 predates

[pfx] Question about the DMARC setting for lists

2024-05-29 Thread Northwind via Postfix-users
Hello the list, I saw some open source providers who have these dmarc settings: _dmarc.disroot.org. 3495 IN TXT "v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:ab...@disroot.org; ruf=mailto:ab...@disroot.org;; _dmarc.autistici.org. 3504 IN TXT "v=DMARC1; p=reject; adkim=s; aspf=s;

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-05-02 Thread Steffen Nurpmeso via Postfix-users
Wietse Venema via Postfix-users wrote in <4vvgyx1yynzj...@spike.porcupine.org>: |Wietse Venema via Postfix-users: |> Looks like there is sufficient basis to make SMTPD_QUIT_NC rerquests |> thts from Postfix. Just need to figure out how to enable/disable |> this particular command based on the

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-05-02 Thread Wietse Venema via Postfix-users
Wietse Venema via Postfix-users: > Looks like there is sufficient basis to make SMTPD_QUIT_NC rerquests > thts from Postfix. Just need to figure out how to enable/disable > this particular command based on the Postfix and Milter protocol > versions. There is already some 'set' intersection code

[pfx] Re: Dumb question about logging

2024-03-13 Thread Colin McKinnon via Postfix-users
On Fri, 8 Mar 2024 at 05:52, Stephen Satchell via Postfix-users wrote: > > Assuming that one's configuration has open relay, what does a log entry > for relayed mail look like? I think you really need to look at multiple log entries to discover that, e.g. Mar 13 16:21:06 mail-4

[pfx] Re: Dumb question about logging

2024-03-09 Thread Viktor Dukhovni via Postfix-users
On Sat, Mar 09, 2024 at 12:58:38PM -0500, Wietse Venema via Postfix-users wrote: > Viktor Dukhovni via Postfix-users: > > On Sat, Mar 09, 2024 at 12:49:42PM +0100, Matus UHLAR - fantomas via > > Postfix-users wrote: > > > > > In case of domains in relay_domains, the command could be even > > >

[pfx] Re: Dumb question about logging

2024-03-09 Thread Wietse Venema via Postfix-users
Viktor Dukhovni via Postfix-users: > On Sat, Mar 09, 2024 at 12:49:42PM +0100, Matus UHLAR - fantomas via > Postfix-users wrote: > > > In case of domains in relay_domains, the command could be even > > postfix/relay, so one needs to exclude that one as well. > > Actually, no, the "relay"

[pfx] Re: Dumb question about logging

2024-03-09 Thread Viktor Dukhovni via Postfix-users
On Sat, Mar 09, 2024 at 12:49:42PM +0100, Matus UHLAR - fantomas via Postfix-users wrote: > In case of domains in relay_domains, the command could be even > postfix/relay, so one needs to exclude that one as well. Actually, no, the "relay" transport is implemented by the smtp(8) delivery agent,

[pfx] Re: Dumb question about logging

2024-03-09 Thread Matus UHLAR - fantomas via Postfix-users
Stephen Satchell via Postfix-users skrev den 2024-03-08 06:52: grep relay= mail.log | grep -v relay=local I can then use the message ID to get all the log information for each questioned transaction. Am I on the right road? Please disabuse me of any incorrect notions. On 08.03.24 12:47,

[pfx] Re: Dumb question about logging

2024-03-08 Thread Wietse Venema via Postfix-users
Stephen Satchell via Postfix-users: > Assuming that one's configuration has open relay, what does a log entry > for relayed mail look like? > > I don't think I've any open relay, but I want to look and make sure. > > I've searched for half an hour, and no answer came up. But, I did find >

[pfx] Re: Dumb question about logging

2024-03-08 Thread Benny Pedersen via Postfix-users
Stephen Satchell via Postfix-users skrev den 2024-03-08 06:52: grep relay= mail.log | grep -v relay=local I can then use the message ID to get all the log information for each questioned transaction. Am I on the right road? Please disabuse me of any incorrect notions. is it not grep -i

[pfx] Re: Dumb question about logging

2024-03-08 Thread Matus UHLAR - fantomas via Postfix-users
On 07.03.24 21:52, Stephen Satchell via Postfix-users wrote: Assuming that one's configuration has open relay, what does a log entry for relayed mail look like? It looks like any other mail, just it was received without authentication, from unstrusted clients and sent to remote (not in

[pfx] Dumb question about logging

2024-03-07 Thread Stephen Satchell via Postfix-users
Assuming that one's configuration has open relay, what does a log entry for relayed mail look like? I don't think I've any open relay, but I want to look and make sure. I've searched for half an hour, and no answer came up. But, I did find some hints. Specifically, I use this command to

[pfx] Re: dumb-ish question about submission rewriting

2024-02-23 Thread Wietse Venema via Postfix-users
Wietse Venema via Postfix-users: > John Levine via Postfix-users: > > I am trying to tidy up a complicated and messy postfix config that has > > all the issues you'd expect in one that has been twiddled by many > > people over a decade to handle multiple sort of related mail streams. > > Auch. >

[pfx] Re: dumb-ish question about submission rewriting

2024-02-23 Thread Wietse Venema via Postfix-users
John Levine via Postfix-users: > I am trying to tidy up a complicated and messy postfix config that has > all the issues you'd expect in one that has been twiddled by many > people over a decade to handle multiple sort of related mail streams. Auch. > Today's issue is ensuring that we only do

[pfx] dumb-ish question about submission rewriting

2024-02-23 Thread John Levine via Postfix-users
I am trying to tidy up a complicated and messy postfix config that has all the issues you'd expect in one that has been twiddled by many people over a decade to handle multiple sort of related mail streams. Today's issue is ensuring that we only do submission rewrites on outgoing mail, not

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-02-01 Thread Steffen Nurpmeso via Postfix-users
Wietse Venema via Postfix-users wrote in <4tqkyr4p2zzj...@spike.porcupine.org>: |Looks like there is sufficient basis to make SMTPD_QUIT_NC rerquests |thts from Postfix. Just need to figure out how to enable/disable |this particular command based on the Postfix and Milter protocol |versions.

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-31 Thread Claus Assmann via Postfix-users
FYI: the libmilter interface is an internal communication protocol. It is NOT publically documented on purpose (hence complaining about missing documentation is somehow annoying). -- Please don't Cc: me, use only the list for replies. ___ Postfix-users

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-31 Thread Wietse Venema via Postfix-users
Looks like there is sufficient basis to make SMTPD_QUIT_NC rerquests thts from Postfix. Just need to figure out how to enable/disable this particular command based on the Postfix and Milter protocol versions. There is already some 'set' intersection code for doing such things on the Postfix side.

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-31 Thread Steffen Nurpmeso via Postfix-users
ntly informative for reverse engineering. :-) But it really is sad. 20+ years ago there were really good HOWTOs in the Linux world, not to talk about all those papers/ and the historical BSD PSD and USD documentation series. And their manual pages. (Today the Linux ones are pretty good, though.) And

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-31 Thread Wietse Venema via Postfix-users
Steffen Nurpmeso via Postfix-users: > Wietse Venema via Postfix-users wrote in > <4tqc213rcwzj...@spike.porcupine.org>: > |So you're suggesting that as long as an MTA-to Milter connection > |is not in an error state, sending > | > |SMFIC_QUIT_NC > | > |and later sending > | > |

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-31 Thread Steffen Nurpmeso via Postfix-users
Steffen Nurpmeso wrote in <20240131203248.XtHi_6Do@steffen%sdaoden.eu>: |Wietse Venema via Postfix-users wrote in | <4tqc213rcwzj...@spike.porcupine.org>: ||So you're suggesting that as long as an MTA-to Milter connection ||is not in an error state, sending || ||SMFIC_QUIT_NC ||

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-31 Thread Steffen Nurpmeso via Postfix-users
Wietse Venema via Postfix-users wrote in <4tqc213rcwzj...@spike.porcupine.org>: |So you're suggesting that as long as an MTA-to Milter connection |is not in an error state, sending | |SMFIC_QUIT_NC | |and later sending | |SMTIC_CONNECT | |are sufficient to make a Milter fully

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-31 Thread Wietse Venema via Postfix-users
So you're suggesting that as long as an MTA-to Milter connection is not in an error state, sending SMFIC_QUIT_NC and later sending SMTIC_CONNECT are sufficient to make a Milter fully forget a past SMTP session and to make it ready to handle events from a new SMTP session? I'd like

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-31 Thread Steffen Nurpmeso via Postfix-users
Wietse Venema via Postfix-users wrote in <4tq7t76ypkzj...@spike.porcupine.org>: |Claus Assmann via Postfix-users: |>> SMFIP_NOQUIT would |>> be a good protocol extension in general |> |> "Use the source, Luke." |> |> You mean something like |> SMFIC_QUIT_NC |> ? | |And... Postfix

[pfx] milter8.c: please support SMFIC_QUIT_NC (Was: Re: milter: how about a SMFIP_NOQUIT?)

2024-01-31 Thread Steffen Nurpmeso via Postfix-users
postfix-users@postfix.org wrote in <20240131155624.ga51...@veps.esmtp.org>: |> SMFIP_NOQUIT would |> be a good protocol extension in general | |"Use the source, Luke." | |You mean something like |SMFIC_QUIT_NC |? I did, i have that symbol (like MDS256..), yes. So maybe, yes. This is

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-31 Thread Viktor Dukhovni via Postfix-users
On Wed, Jan 31, 2024 at 12:13:51PM -0500, Wietse Venema via Postfix-users wrote: > - The MTA then needs to keep the Milter connection open while watting > for new work. Once there is work, the MTA sends SMFIC_CONNECT and > so on. > > - This sounds like the MTA needs a Milter connection cache

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-31 Thread Wietse Venema via Postfix-users
Claus Assmann via Postfix-users: > > SMFIP_NOQUIT would > > be a good protocol extension in general > > "Use the source, Luke." > > You mean something like > SMFIC_QUIT_NC > ? And... Postfix 'knows' that constant since postfix-2.5.0, but there is no code to negotiate or send it. What would

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-31 Thread Claus Assmann via Postfix-users
> SMFIP_NOQUIT would > be a good protocol extension in general "Use the source, Luke." You mean something like SMFIC_QUIT_NC ? ___ Postfix-users mailing list -- postfix-users@postfix.org To unsubscribe send an email to postfix-users-le...@postfix.org

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-31 Thread Steffen Nurpmeso via Postfix-users
Wietse Venema via Postfix-users wrote in <4tpmnz1dqyzj...@spike.porcupine.org>: |Postfix has to be compatible with libmilter, the reference |implementation from Sendmail. It absolutely makes no sends for me |to unilaterally add features. If you wish to propose libmilter API |changes, such as

[pfx] Re: milter: how about a SMFIP_NOQUIT?

2024-01-30 Thread Wietse Venema via Postfix-users
Postfix has to be compatible with libmilter, the reference implementation from Sendmail. It absolutely makes no sends for me to unilaterally add features. If you wish to propose libmilter API changes, such as claimng a code, then this mailing list is not the place to do that. Claus Assmann is on

[pfx] milter: how about a SMFIP_NOQUIT?

2024-01-30 Thread Steffen Nurpmeso via Postfix-users
f successive emails. And i do see (at least the macros of, mind you) SMFIC_CONNECT etc, do i. And then, you know, i am so happy about your spawn(8), it drives my s-postgray for two years without just any problems, and given how long the specific postfix-daemon/spawn/s-postgray program tuple lives

[pfx] Re: some questions about controlling postfix and meaning of data

2024-01-19 Thread Larry Stone via Postfix-users
As you have apparently now learned, there is a big difference between the sendmail package and the postfix sendmail command (which exists for compatibility reasons and is part of Postfix so no need to try to install it independently). -- Larry Stone lston...@stonejongleux.com > On Jan

[pfx] some questions about controlling postfix and meaning of data

2024-01-19 Thread Don Cohen via Postfix-users
(Sorry if this doesn't show up in the right thread, but these problems actually caused me to lose the mail sent to me last night, so I'm responding to what I see in the mailing list archive.) All of my problems seem to have come from this original sin: yum install ... postfix sendmail ...

[pfx] Re: some questions about controlling postfix and meaning of data

2024-01-19 Thread Wietse Venema via Postfix-users
Don Cohen via Postfix-users: > I see in maillog something like this: > > Jan 17 22:22:50 isis-20240117-1030 sendmail[120557]: 40HMMokm120557: to=don, > ctladdr=opc (1000/1000), delay=00:00:00, xdelay=00:00:00, mailer=relay, > pri=30107, relay=[127.0.0.1] [127.0.0.1], dsn=5.0.0, reply=554- , >

[pfx] Re: some questions about controlling postfix and meaning of data

2024-01-18 Thread Victoriano Giralt via Postfix-users
127.0.0.1], dsn=5.0.0, reply=554- , > stat=Service unavailable The above, > vs the old: > > Jan 19 00:20:10 losangelesyouthorchestra postfix/pickup[18701]: 988894075B: > uid=0 from= Plus this above line > > Also, can someone tell me that the (8.16.1/8.16.1/Submit) is all

[pfx] some questions about controlling postfix and meaning of data

2024-01-18 Thread Don Cohen via Postfix-users
18 Jan 2024 16:38:51 + (UTC) This gives me the impression that the new path is really two hops while the old path was only one. Also, can someone tell me that the (8.16.1/8.16.1/Submit) is all about? Thanks, and sorry for so many questions. ___ Pos

[pfx] Re: Question about postscreen

2023-11-02 Thread Bill Cole via Postfix-users
On 2023-11-02 at 04:49:37 UTC-0400 (Thu, 02 Nov 2023 10:49:37 +0200) Ivan Ionut via Postfix-users is rumored to have said: Hi, it's possible that postscreen does not block the email when postscreen_dnsbl_threshold is reached but to pass that email to spamassassin(with a score and a tag).

[pfx] Re: [ext] Re: Question about postscreen

2023-11-02 Thread Ralf Hildebrandt via Postfix-users
* Matus UHLAR - fantomas via Postfix-users : > > And thus the solution is: Don't use the dnsbl in postscreen, but ONLY > > in spamassassin/rspamd instead. > > No problem, you can safely use postscreen with multiple DNSBLs and DNSWLs. > - just don't rely on single hit, unless it's your own DNSBL.

[pfx] Re: [ext] Re: Question about postscreen

2023-11-02 Thread Matus UHLAR - fantomas via Postfix-users
On 02.11.23 10:49, Ivan Ionut via Postfix-users wrote: > Hi, it's possible that postscreen does not block the email when > postscreen_dnsbl_threshold is reached but to pass that email to > spamassassin(with a score and a tag). * Matus UHLAR - fantomas via Postfix-users : Postscreen does not

[pfx] Re: [ext] Re: Question about postscreen

2023-11-02 Thread Ralf Hildebrandt via Postfix-users
* Matus UHLAR - fantomas via Postfix-users : > On 02.11.23 10:49, Ivan Ionut via Postfix-users wrote: > > Hi, it's possible that postscreen does not block the email when > > postscreen_dnsbl_threshold is reached but to pass that email to > > spamassassin(with a score and a tag). > > Postscreen

[pfx] Re: Question about postscreen

2023-11-02 Thread Matus UHLAR - fantomas via Postfix-users
On 02.11.23 10:49, Ivan Ionut via Postfix-users wrote: Hi, it's possible that postscreen does not block the email when postscreen_dnsbl_threshold is reached but to pass that email to spamassassin(with a score and a tag). Postscreen does not tag. It passes or blocks the mail. -- Matus UHLAR

[pfx] Question about postscreen

2023-11-02 Thread Ivan Ionut via Postfix-users
Hi, it's possible that postscreen does not block the email when postscreen_dnsbl_threshold is reached but to pass that email to spamassassin(with a score and a tag). -- Ivan Ionuț Str. Mircea cel Bătrân nr 1, Galati 800023 Tel/Fax: +40236 493277 Email: ivan.io...@tehnopol-gl.ro _The

[pfx] Re: Question about postscreen_dnsbl_sites

2023-10-11 Thread Wietse Venema via Postfix-users
Ivan Ionut: > Thx, but I noticed that there is only for cidr...and i want for > hosts/domains too. If you want client name/domain based policies, don't use postscreen, use smtpd_mumble_restrictions instead. An smtpd process can do complex things such as verifying fully-confirmed

[pfx] Re: Question about postscreen_dnsbl_sites

2023-10-11 Thread Wietse Venema via Postfix-users
Ivan Ionut via Postfix-users: > > Hi, I'm using postscreen_dnsbl_sites to block some spam and I want some > domain/hosts/ip to bypass this option, like an whitelist. > > Does postscreen/postfix has this option? > Yes. Near the top of https://www.postfix.org/POSTSCREEN_README.html#quick Quick

[pfx] Question about postscreen_dnsbl_sites

2023-10-11 Thread Ivan Ionut via Postfix-users
Hi, I'm using postscreen_dnsbl_sites to block some spam and I want some domain/hosts/ip to bypass this option, like an whitelist. Does postscreen/postfix has this option? p.s. my postfix version: 3.6.4 -- Ivan Ionuț Str. Mircea cel Bătrân nr 1, Galati 800023 Tel/Fax: +40236 493277

[pfx] opendmarc question about many Undeliverable messages

2023-06-06 Thread raf via Postfix-users
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

[pfx] Conclusion about plus address setup

2023-05-13 Thread Tom Reed via Postfix-users
Hello Just FYI, After simple putting this line into postfix's main.cf: recipient_delimiter = + And reload postfix, the plus alias address should work. I am using dovecot LMTP as delivery agent. Nothing changes to dovecot configuration. Here are the versions: Postfix 3.6.4 Dovecot 2.3.16

[pfx] Re: Question about automatic added headers

2023-04-20 Thread Silamael Darkomen via Postfix-users
On 20 Apr 2023 10:03, Matus UHLAR - fantomas via Postfix-users wrote: On 20.04.23 09:25, Silamael Darkomen via Postfix-users wrote: I have a question about the automatic adding of missing headers. Did an experiment with always_add_missing_headers = no. I sent a mail via telnet manually

[pfx] Re: Question about automatic added headers

2023-04-20 Thread Matus UHLAR - fantomas via Postfix-users
On 20.04.23 09:25, Silamael Darkomen via Postfix-users wrote: I have a question about the automatic adding of missing headers. Did an experiment with always_add_missing_headers = no. I sent a mail via telnet manually to postfix and checked, what it's forwarding to the next mail server

[pfx] Question about automatic added headers

2023-04-20 Thread Silamael Darkomen via Postfix-users
Hello, I have a question about the automatic adding of missing headers. Did an experiment with always_add_missing_headers = no. I sent a mail via telnet manually to postfix and checked, what it's forwarding to the next mail server. According to the tcpdump output, a missing Date header seems

[pfx] Re: confused about two options

2023-04-08 Thread Viktor Dukhovni via Postfix-users
gt; entirely of 7-bit octets (i.e. still 8-bit octets, but in the range > > 0–127). Similarly, the "8bit" transfer encoding is also an "identity" > > encoding, which makes no promise about the high bit of the content. > > (1) With testing (sent from roundcube, read f

[pfx] Re: confused about two options

2023-04-08 Thread tom--- via Postfix-users
And there is a discussion on stackoverflow: https://stackoverflow.com/questions/25710599/content-transfer-encoding-7bit-or-8-bit regards. ___ Postfix-users mailing list -- postfix-users@postfix.org To unsubscribe send an email to

[pfx] Re: confused about two options

2023-04-08 Thread tom--- via Postfix-users
ng is also an "identity" encoding, which makes no promise about the high bit of the content. (1) With testing (sent from roundcube, read from gmail) I found that: X-Sender: t...@myposts.ovh Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit 两鬓可怜青,只为

[pfx] Re: confused about two options

2023-04-08 Thread Viktor Dukhovni via Postfix-users
transfer encoding is also an "identity" encoding, which makes no promise about the high bit of the content. -- Viktor. P.S. I used in a "ndash" in the above, so the content is not all ASCII. ___ Postfix-users mailing list --

[pfx] Re: confused about two options

2023-04-08 Thread Benny Pedersen via Postfix-users
tom--- via Postfix-users skrev den 2023-04-08 14:57: If message has image included, or has UTF8 chars, is base64 encoding must be used? Thank you again. utf-8 is 7bit, so no The same is true for HTML entries, many news mails have utf8 and qoutedprintble, and always its HTML, hmm:) there is

[pfx] Re: confused about two options

2023-04-08 Thread tom--- via Postfix-users
If message has image included, or has UTF8 chars, is base64 encoding must be used? Thank you again. On 2023-04-08 19:58, Wietse Venema via Postfix-users wrote: tom--- via Postfix-users: Hello, 1. use MIME encoding for 8bit chars I suppose you mean that you encode message header or boody

[pfx] Re: confused about two options

2023-04-08 Thread Wietse Venema via Postfix-users
tom--- via Postfix-users: > Hello, > > 1. use MIME encoding for 8bit chars I suppose you mean that you encode message header or boody content using Base64 or Quoted-Printable. > 2. Content-Transfer-Encoding: 7bit Both base64 and quoted-printable are 7-bit transfer encodings. > Do they mean

[pfx] confused about two options

2023-04-08 Thread tom--- via Postfix-users
Hello, 1. use MIME encoding for 8bit chars 2. Content-Transfer-Encoding: 7bit Do they mean the same stuff? Should I use 8bit encoding, or 7bit? If I am composing the Chinese message. Thank you. Tom Reed ___ Postfix-users mailing list --

[pfx] Re: about openSRS for forwarding

2023-03-10 Thread Matus UHLAR - fantomas via Postfix-users
On 10.03.23 19:25, pyh--- via Postfix-users wrote: I am running a postfix server for email forwarding. Should I enable openSRS for this forwarding service? if you want to forward mail and also allow users to do that, you apparently should do SRS. Otherwise forwarding destination can reject

[pfx] about openSRS for forwarding

2023-03-10 Thread pyh--- via Postfix-users
* { font-size: 13px; font-family: 'MS Pゴシック', sans-serif;}p, ul, ol, blockquote { margin: 0;}a { color: #0064c8; text-decoration: none;}a:hover { color: #0057af; text-decoration: underline;}a:active { color: #004c98;} Hello, I am running a postfix server for email forwarding. Should I

Re: Question about rfc

2023-02-28 Thread Bill Cole
On 2023-02-28 at 05:13:04 UTC-0500 (Tue, 28 Feb 2023 11:13:04 +0100) natan is rumored to have said: Hi Is there any rfc about having to use or regarding the need to use "sender login mismatch"; No. It is very rare for any RFC to make authorization policy recommendations. -- B

Re: Question about rfc

2023-02-28 Thread Matus UHLAR - fantomas
On 28.02.23 11:13, natan wrote: Is there any rfc about having to use or regarding the need to use "sender login mismatch"; I don't know of such RFC. It's mail server policy question - whatever policy you set up and enforce. Many senders require everyone only to send mail from thei

Question about rfc

2023-02-28 Thread natan
Hi Is there any rfc about having to use or regarding the need to use "sender login mismatch"; This is just a loose question I know that everything depends on the administrator and you don't have to impose anything --

Re: Question about retry delivery

2023-02-26 Thread Matus UHLAR - fantomas
winnie hw skrev den 2023-02-25 00:44: > Thanks. I have setup these two options in main.cf > > maximal_queue_lifetime = 1d > bounce_queue_lifetime = 1d On Sat, Feb 25, 2023 at 7:40 PM Benny Pedersen wrote: and now logs that shows the problem ? postfix have over 900 lines of default well

Re: Question about retry delivery

2023-02-25 Thread Benny Pedersen
winnie hw skrev den 2023-02-26 02:15: I am trying to resolve the problem when an undelivered message stays in queue too long, then the sender can't know this so they ask me why the sent message can't be gotten by others. any better solution? if postfix dont know local recipients then it will

Re: Question about retry delivery

2023-02-25 Thread winnie hw
I am trying to resolve the problem when an undelivered message stays in queue too long, then the sender can't know this so they ask me why the sent message can't be gotten by others. any better solution? Thanks. On Sat, Feb 25, 2023 at 7:40 PM Benny Pedersen wrote: > winnie hw skrev den

Re: Question about retry delivery

2023-02-25 Thread Benny Pedersen
Matus UHLAR - fantomas skrev den 2023-02-25 11:45: On 25.02.23 07:44, winnie hw wrote: Thanks. I have setup these two options in main.cf, maximal_queue_lifetime = 1d bounce_queue_lifetime = 1d delay_warning_time is NOT bounce_queue_lifetime +1, now 3 lines of non default settings without

Re: Question about retry delivery

2023-02-25 Thread Benny Pedersen
winnie hw skrev den 2023-02-25 00:44: Thanks. I have setup these two options in main.cf maximal_queue_lifetime = 1d bounce_queue_lifetime = 1d and now logs that shows the problem ? postfix have over 900 lines of default well choiced default settings, you choiced to change 2 of them without

Re: Question about retry delivery

2023-02-25 Thread Matus UHLAR - fantomas
On 25.02.23 07:44, winnie hw wrote: Thanks. I have setup these two options in main.cf, maximal_queue_lifetime = 1d bounce_queue_lifetime = 1d delay_warning_time is NOT bounce_queue_lifetime On Fri, Feb 24, 2023 at 9:28 PM Matus UHLAR - fantomas wrote: On 24.02.23 20:45, winnie hw wrote:

Re: Question about retry delivery

2023-02-24 Thread winnie hw
Thanks. I have setup these two options in main.cf, maximal_queue_lifetime = 1d bounce_queue_lifetime = 1d On Fri, Feb 24, 2023 at 9:28 PM Matus UHLAR - fantomas wrote: > On 24.02.23 20:45, winnie hw wrote: > >When the peer MTA can't accept messages, my local postfix will retry > >delivery

Re: Question about retry delivery

2023-02-24 Thread Matus UHLAR - fantomas
On 24.02.23 20:45, winnie hw wrote: When the peer MTA can't accept messages, my local postfix will retry delivery for a few days. My question is, 1) how can I shorten the retry time? http://www.postfix.org/postconf.5.html#maximal_queue_lifetime 2) when the first delivery fails, I want to

Question about retry delivery

2023-02-24 Thread winnie hw
Hello list, When the peer MTA can't accept messages, my local postfix will retry delivery for a few days. My question is, 1) how can I shorten the retry time? 2) when the first delivery fails, I want to notify the sender user, how to do it? Thanks.

Re: question about redirecting email for a domain to a different server than is specified for the MX

2023-01-24 Thread charlie derr
To forward mail from a primary DNS MX host to a system that is not a DNS MX host, https://www.postfix.org/STANDARD_CONFIGURATION_README.html#backup Wietse Thanks so very much; this is great. ~c -- Charlie Derr Director of Instructional Technology Bard College at Simon's Rock

Re: question about redirecting email for a domain to a different server than is specified for the MX

2023-01-24 Thread Wietse Venema
charlie derr: > Pretty sure this is a transport map invocation which is needed. > > Our situation is that we have a server a.example.com which is receiving > email for the entire example.com domain. What we wish to do is to have > any email that is directed to an example.com email address *not*

question about redirecting email for a domain to a different server than is specified for the MX

2023-01-24 Thread charlie derr
Pretty sure this is a transport map invocation which is needed. Our situation is that we have a server a.example.com which is receiving email for the entire example.com domain. What we wish to do is to have any email that is directed to an example.com email address *not* be sent to the IP

postscreen scoring questions (was: questions about multiple matches)

2022-08-11 Thread Wietse Venema
After some delay, I have verified that postscreen_dnsbl_sites works as promised: it adds up the scores from all matching patterns. This verification required some infrastructure to test postscreen's scoring code outside of postscreen. I have written a half-dozen tests to ensure that future

Re: postscreen_dnsbl_sites questions about multiple matches.

2022-05-30 Thread Matus UHLAR - fantomas
On 30.05.22 14:02, Peter wrote: Next question: What happens if zen returns multiple responses: 127.0.0.10 127.0.0.3 postscreen_dnsbl_sites = zen.spamhaus.org=127.0.0.[1..2]*3 zen.spamhaus.org=127.0.0.3*2 zen.spamhaus.org=127.0.0.[4..255]*3 On 30.05.22 10:06, Matus UHLAR - fantomas wrote:

  1   2   3   4   5   6   7   8   9   10   >