Re: Logging - Connect Order

2021-05-30 Thread Matus UHLAR - fantomas
ferent based if there was a previous warning or not. I think guys here mentioned a script that parsed and reorders matching log lines, unfortunately I forgot its name... -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising

Re: Use both recipient_bcc_maps and always_bcc

2021-05-31 Thread Matus UHLAR - fantomas
not define more than 1 address. But would 2 addresses work using a combination of always_bcc AND recipient_bcc_maps? Or does one of these options render the other one unusable? -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising

authentication required error codes

2021-05-31 Thread Matus UHLAR - fantomas
hError z19sm15110351wmk.8 - gsmtp 530 5.7.57 Client not authenticated to send mail. and I think "530 5.7.0 Authentication Required." would be better message on those ports. what's the cleanest way to force this error? -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fan

Re: empty sender in bounce message

2021-06-01 Thread Matus UHLAR - fantomas
end as <> (in reply to RCPT TO command)) they refuse smpty senders. That's violation of RFCs, which say that empty envelope from must not be rejected. you can try listing them in rfc-clueless.org list. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish

Re: authentication required error codes

2021-06-01 Thread Matus UHLAR - fantomas
On 31.05.21 16:48, Matus UHLAR - fantomas wrote: looking at postfix logs I found out that with standard restrictions inherited from main.cf at ports 465/587, the client gets error message like: May 30 12:05:04 mail postfix/submission/smtpd[22649]: NOQUEUE: reject: RCPT from unknown[192.0.2.1

Re: authentication required error codes

2021-06-01 Thread Matus UHLAR - fantomas
Matus UHLAR - fantomas: Can I provide "530 5.7.0 Authentication Required." error in smtpd_client_restrictions/smtpd_helo_restrictions somehow? I can think of using: mua_client_restrictions = permit_sasl_authenticated, check_client_access static:{"530 5.7.0 Authentication R

Re: Remote's Receiving mail reate issue

2021-06-07 Thread Matus UHLAR - fantomas
ssage explain enough? Isn't there any possibility that you are replying to a spammer? -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu post

Re: Clarification request for mua_*_restrictions

2021-06-11 Thread Matus UHLAR - fantomas
nor uncomment: # smtpd_sender_restrictions=$mua_sender_restrictions - sender/recipient restrictions are the same for all clients All just to provide proper error messsages to those clients, after I noticed that unauthenticated client get rejection message for invalid EHLO/HELO. -- Matus UHLAR -

Re: Setting text for concurrency limit exceeded

2021-06-12 Thread Matus UHLAR - fantomas
guess he wants to replace the "too many connections from" with customized text. this seems to be hardcoded in sources and I think it's not wise to replace it. however it can be enhanced with smtpd_reject_footer e.g. to provide localized message: http://www.postfix.org/postconf.5.

Re: Unable to get Postfix to respond on port 465

2021-06-13 Thread Matus UHLAR - fantomas
evel (default: empty) The SMTP TLS security level for the Postfix SMTP server; when a non-empty value is specified, this overrides the obsolete parameters smtpd_use_tls and smtpd_enforce_tls. This parameter is ignored with "smtpd_tls_wrappermode = yes". -- Matus UHLAR

Re: Mail forward vs duplication

2021-06-14 Thread Matus UHLAR - fantomas
_authenticated,reject dfilt     unix    -       n       n       -       -       pipe   flags=Rq user=filter argv=/usr/local/etc/postfix/disclaimer -f ${sender} -- ${recipient} -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail adverti

Re: Mail forward vs duplication

2021-06-15 Thread Matus UHLAR - fantomas
_client_restrictions=permit_sasl_authenticated,reject dfilt     unix    -       n       n       -       -       pipe   flags=Rq user=filter argv=/usr/local/etc/postfix/disclaimer -f ${sender} -- ${recipient} -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish N

Re: Unable to get Postfix to respond on port 465

2021-06-15 Thread Matus UHLAR - fantomas
e it could be. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Nothing is fool-proof to a talented fool.

Re: Mail forward vs duplication

2021-06-15 Thread Matus UHLAR - fantomas
X-Envelope-To: header or other header your ISP uses for delivering to multidrop mailboxes. However, yes - if you already receive the same mail multiple times, you only can try to deduplicate it after that. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT

Re: Unable to get Postfix to respond on port 465

2021-06-15 Thread Matus UHLAR - fantomas
know it's there. We discovered this about 10 minutes before Matus responded and mentioned it. you should switch iptables from iptables-legacy to iptables-nft by using update-alternatives -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to rece

Re: can't get mails to be sent outside my server using Postfix!

2021-06-24 Thread Matus UHLAR - fantomas
mous smtp_tls_security_level=encrypt and put '[mail.'external host'] user:password' into /etc/postfix/sasl_passwd http://www.postfix.org/postconf.5.html#smtp_sasl_password_maps -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-

Re: can't get mails to be sent outside my server using Postfix!

2021-06-24 Thread Matus UHLAR - fantomas
On 24.06.21 16:55, Matus UHLAR - fantomas wrote: post 25 is the default. You can configure alternative port by using: "port 25" relayhost = [mail.'external host']:587 http://www.postfix.org/postconf.5.html#relayhost and apparently configure SMTP Aut

Re: can't get mails to be sent outside my server using Postfix!

2021-06-25 Thread Matus UHLAR - fantomas
Le 24/06/2021 à 17:04, Matus UHLAR - fantomas a écrit : On 24.06.21 16:55, Matus UHLAR - fantomas wrote: relayhost = [mail.'external host']:587 http://www.postfix.org/postconf.5.html#relayhost and apparently configure SMTP Authentication by using: smtp_sasl_password_maps =

Re: SPF and DKIM and DMARC records for a relay, on my !

2021-06-28 Thread Matus UHLAR - fantomas
/ and http://www.open-spf.org/FAQ/ -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Chernobyl was an Windows 95 beta test site.

Re: reject_unverified_recipient for local domains only

2021-07-01 Thread Matus UHLAR - fantomas
authenticated or in mynetworks) -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Posli tento mail 100 svojim znamim - nech vidia aky si idiot

Re: Postconf and postmap in check_policy_service scripts

2021-07-01 Thread Matus UHLAR - fantomas
rl, but it looks neither python nor perl have interface to postfix what could e.g. expand maps without calling external commands. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. He who laughs last thinks slowest.

Re: Postconf and postmap in check_policy_service scripts

2021-07-02 Thread Matus UHLAR - fantomas
Matus UHLAR - fantomas: I was curious if I could do a script that would do the same, with the same possible issues. I can do perl, but it looks neither python nor perl have interface to postfix what could e.g. expand maps without calling external commands. On 01.07.21 22:49, Kevin N. wrote

Re: Postconf and postmap in check_policy_service scripts

2021-07-02 Thread Matus UHLAR - fantomas
>>Matus UHLAR - fantomas: >>>I was curious if I could do a script that would do the same, with the same >>>possible issues. >>> >>>I can do perl, but it looks neither python nor perl have interface to postfix >>>what could e.g. expand maps wi

Re: smtp_tls*_protocols and !TLSv1

2021-07-02 Thread Matus UHLAR - fantomas
er connections. this it's mostly safe to put smtpd_tls_protocols=!SSLv2,!SSLv3 smtpd_tls_mandatory_protocols=!SSLv2,!SSLv3,!TLSv1 or even smtpd_tls_protocols=!SSLv2,!SSLv3 smtpd_tls_mandatory_protocols=!SSLv2,!SSLv3,!TLSv1,!TLSV1.1 -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.

Re: Clarify reject_* for smtpd_helo_restrictions

2021-07-08 Thread Matus UHLAR - fantomas
sable this or implement this check to postfix. domains can have their SPF records that say who is allowed to use their names in HELO (or mail from of course). You can use SPF to refuse such clients, although you need external policy server or milter to do that. -- Matus UHLAR - fantomas, uh...@fantomas

Re: bounce_notice_receiver seems to be ignored

2021-07-08 Thread Matus UHLAR - fantomas
cal addresses and sending bounces can result into being listed in DNS blocklists. I recommmend refusing those mails and solve reason why mails to nonexistent addresses are sent to you. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail adver

Re: bounce_notice_receiver seems to be ignored

2021-07-08 Thread Matus UHLAR - fantomas
On 08-07-2021 12:05, Matus UHLAR - fantomas wrote: Hans van Zijst: I'm trying to get Postfix to send its bounce notices to a different address than "postmaster", so I configured notify_classes = resource, software, bounce, 2bounce bounce_notice_recipient = bou

Re: Connection Timeouts during Sending

2021-07-08 Thread Matus UHLAR - fantomas
r 587. All above mentioned ports are allowed in and out of the firewall on both the NAT and endpoint computer. I just need to know what settings would be best to avert the timeout. And yes, I tried relaying and it also times out. have you tried port 25? -- Matus UHLAR - fantoma

Re: 554 bounce message lacks detail

2021-07-08 Thread Matus UHLAR - fantomas
endly HTTP error messages" was on), making error messages useless. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Windows 2000: 640

Re: 554 bounce message lacks detail

2021-07-09 Thread Matus UHLAR - fantomas
On 09.07.21 08:38, Matus UHLAR - fantomas wrote: you can add info to reject messages by configuring e.g.: smtpd_reject_footer_maps=regexp:/etc/postfix/reject_footes_maps but nobody will guarantee that the sending MTA will put that info to a bounce. However, if it helps, please report this

Re: Stopping backscatter spam to a specific domain

2021-07-11 Thread Matus UHLAR - fantomas
, reject_unauth_destination, try adding "reject_unlisted_recipient", although smtpd_reject_unlisted_recipient=yes (default) shoult take care of that. permit The problem is that a rejected recipient produces a mailer-daemon reply. only if you accept mail for such recipient. -- Matus UHLAR

Re: Stopping backscatter spam to a specific domain

2021-07-12 Thread Matus UHLAR - fantomas
. This can be done by either providing postfix with list of existing addresses in provided domains, or by using recipient verification for those domains, and also sender verificatiom, when we're here. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish N

Re: Stopping backscatter spam to a specific domain

2021-07-13 Thread Matus UHLAR - fantomas
ipient and keep track of them (deliverable or not) which is useful for cases where you can not use local_recipient_maps -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOS

Re: Conditional milter_header_checks?

2021-07-13 Thread Matus UHLAR - fantomas
btw, as always: what are you trying to achieve? -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Silvester Stallone: Father of the RISC concept.

Re: Conditional milter_header_checks?

2021-07-14 Thread Matus UHLAR - fantomas
ls are not DKIM signed, so of course they will fail. which means, if you use DMARC and not DKIM, don't post to mailing lists. btw, DKIM defined very shitty canonicalication, which makes it very easy to break messages by using some common formating techniques. -- Matus UHLAR - fantomas, uh..

Re: Bypass postscreen

2021-07-15 Thread Matus UHLAR - fantomas
ot;reject". since you only need to allow specific IPs, you apparently don't need that. I'd would set it anyway - to avoid wondering if you put "reject" there why it doesn't work. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish

Re: receiving mail for other hosts...

2021-07-16 Thread Matus UHLAR - fantomas
and userB@host2 ? How can I make our mail server accept mail for all our local hosts? -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.

Re: mail for 'root' delivery blocked :(

2021-07-28 Thread Matus UHLAR - fantomas
ain, 707 reject_unauth_destination, 708     reject_rbl_client sbl.spamhaus.org, 709 permit - here you define smtpd_recipient_restrictions again -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this addr

Re: mail for 'root' delivery blocked :(

2021-07-28 Thread Matus UHLAR - fantomas
Le 28/07/2021 à 09:36, Matus UHLAR - fantomas a écrit : this mean that your server is going to send mail to "server.mydomain.com" and your postfix sees it should deliver domain to itself, but postfix does not know how to handle mail for server.mydomain.com - you h

Re: My sender_access file is not working

2021-07-28 Thread Matus UHLAR - fantomas
; 4k R$ 1.099,00 Black Ofertas Magalu - Aproveite! - [ 95271443633 ] From: Ofertas Magazine Luiza-38 header From: if often different from envelope from. postfix directives are related to envelope from. We don't see envelope from here. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http

Re: "parameter inet_interfaces: no local interface found for 127.0.0.2" at reboot, but not on manual systemctl start

2021-07-29 Thread Matus UHLAR - fantomas
sorry, but this manpage says that localhost resolvs to 127.0.0.1 (as it always should). according to systemd-resolved manpage, the local host name is resolved to 127.0.0.2 (not localhost) maybe a just mistake in your description? -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/

Re: Has rfc2487 been obsoleted and mandatory TLS in smtpd is now kosher?

2021-07-29 Thread Matus UHLAR - fantomas
rt 25. They'll just require STARTTLS to be used and they'll only support TLSv1.2+. The only alternative would be to close port 25, use port 465 (TLS-only) instead, and hope that all mail servers that want to send them email try to use port 465. But that's not going to happen. man

Re: "parameter inet_interfaces: no local interface found for 127.0.0.2" at reboot, but not on manual systemctl start

2021-07-30 Thread Matus UHLAR - fantomas
7/29/2021 12:34 AM, Matus UHLAR - fantomas wrote: sorry, but this manpage says that localhost resolvs to 127.0.0.1 (as it always should). according to systemd-resolved manpage, the local host name is resolved to 127.0.0.2 (not localhost) maybe a just mistake in your description? On 29.07.21 12:1

Re: SMTP Relay

2021-08-07 Thread Matus UHLAR - fantomas
to IP 172.16.101.1 why? the DNAT is apparenly what makes it not work, SNAT (or MASQUERADE) should be enough. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT

Re: Inbound/Outbound Settings on a Postfix Relay-Only

2021-08-07 Thread Matus UHLAR - fantomas
estination, so the local transport was selected. You have disabled it above. relay_transport = hash:/etc/postfix/transport .our.local.domain relay:[MDA server IP] if it has to be .our.local.domain, keep .our.local.domain out ot $mydestination -- Matus UHLAR - fantomas, uh...@f

Re: EHLO argument validation

2021-08-08 Thread Matus UHLAR - fantomas
strings are in clients' control and anyone can change them as they wish (I personally did disable using of my hostname in HELO strings because abusers used it but that's apparently the only usage I can think of). - If not, please rephrase. -- Matus UHLAR - fantomas, uh...@fantomas

Re: EHLO argument validation

2021-08-09 Thread Matus UHLAR - fantomas
On 2021-08-08, at 16:13 (UTC+0200), Matus UHLAR - fantomas had the following to say: : are you searching for disabling particular strings in helo/ehlo command? On 08.08.21 22:04, Mono DHS wrote: No, I would like to validate the argument to the EHLO command (actually, to both the EHLO and

Re: delivery rules question

2021-08-13 Thread Matus UHLAR - fantomas
/reserved domain name -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. "To Boot or not to Boot, that's the question." [WD1270 Caviar]

Re: will this break DMARC?

2021-08-14 Thread Matus UHLAR - fantomas
some headers changes on transit here, dont sign every header at signing stata Sender: changed by postfix mailing list and it was in thesignature, that's why it failed. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to th

Re: How to force remote deliver agent to send messages via SSL only

2021-08-14 Thread Matus UHLAR - fantomas
dized) - nowadays, dedicated port is for clients, not for server-server communication - so far most of systems try on port 25 and upgrade to SSL via STARTTLS, when possible. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to

Re: How to force remote deliver agent to send messages via SSL only

2021-08-15 Thread Matus UHLAR - fantomas
On Sat, Aug 14, 2021 at 02:43:29PM +0200, Matus UHLAR - fantomas wrote: - dedicated port for smtp/ssl was deprecated (in fact never standrdized) On 15.08.21 09:04, raf wrote: I think that used to be true, but they had a rethink. This proposed standard (Jan 2018) indicates so: 3.3

Re: How to force remote deliver agent to send messages via SSL only

2021-08-15 Thread Matus UHLAR - fantomas
icates for getting mail (IMAPS/POPS), rather than for sending mail (SMTP/STARTTLS). I don't know. If so, it might only affect e.g. Dovecot's choice of certificate rather than Postfix's. But chances are, if you use both, you'll probably want them to use the same certificate.

Re: Question on DKIM signature

2021-08-16 Thread Matus UHLAR - fantomas
is unsafe with mailing lists. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. The only substitute for good manners is fast reflexes.

Re: Question on DKIM signature

2021-08-16 Thread Matus UHLAR - fantomas
;t be DKIM safe. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. "Where do you want to go to die?" [Microsoft]

Re: Hostname DNS error

2021-08-21 Thread Matus UHLAR - fantomas
whenever you run spam filter and/or DNS blocklist -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. LSD will make your ECS screen display

Re: Rate limit exception?

2021-08-23 Thread Matus UHLAR - fantomas
]: disconnect from mxc01.zoneedit.com[64.68.198.23] commands=0/0 Is there a way I could except that server from the rate limit? And could that be misused (a lot of spammers already send to the backup MX anyway) http://www.postfix.org/postconf.5.html#smtpd_client_event_limit_exceptions -- Matus UHLAR

Re: Mail spool issues with Postfix

2021-08-25 Thread Matus UHLAR - fantomas
sure if it's an intended feature or not, but I'd like to disable it and remove the mail in /var/mail. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akuk

Re: Error appended to bounce.cf

2021-08-26 Thread Matus UHLAR - fantomas
it's quite impossible to catch them all -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. The early bird may get the worm, but the s

Re: Whitelist sender if past recipient

2021-09-01 Thread Matus UHLAR - fantomas
-archive.com/amavis-user@lists.sourceforge.net/msg04896.html penpal that could work... in spamassassin it could be added via TxRep ...but txrep is completely different functionality. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail

Re: Validating FROM address against users

2021-09-02 Thread Matus UHLAR - fantomas
sting addresses, I recommend you setting smtpd_reject_unlisted_sender=yes. This way you won't need to help with bounces to non-existing addresses. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovani

Re: Validating FROM address against users

2021-09-02 Thread Matus UHLAR - fantomas
And thanks for the initial issue of figuring out I had smtpd_reject_unlisted_sender incorrectly set. Im done with this issue. On 09-02-2021 10:24 am, Matus UHLAR - fantomas wrote: incorrectly? Unless you tend to send mail from non-existing addresses, I recommend you setting

Re: How can I temporarily defer internal delivery of e-mails?

2021-09-11 Thread Matus UHLAR - fantomas
On 11.09.21 13:57, Nick Howitt wrote: So putting your restriction at the beginning. cat /etc/postfix/recipient_checks.pcre /.*\@.*/ HOLD are you two aware, that simple '.' would match as well? -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT

Re: Spam pass the filter

2021-09-20 Thread Matus UHLAR - fantomas
should not contain) -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Linux is like a teepee: no Windows, no Gates and an apache inside...

Re: Filtering MAIL FROM for autenticated users

2021-09-28 Thread Matus UHLAR - fantomas
ins in "mail from" for autenticated users to prevent sending emails with a "third party" domain. I have read the documentation and did not reached any conclusion. My best guess is that is some configuration that may be passed as an option to submission and smtps. What is the

Re: cleanup services cpu overload

2021-10-01 Thread Matus UHLAR - fantomas
ficient than pcre:. The reason for having regexp support in Postfix is that every system library must support that, while pcre support is an addon. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: n

Re: About "transport_maps" : when this paraméter is set smtp does not deliver mail localy

2021-10-07 Thread Matus UHLAR - fantomas
ad of delivering via relay_host or other host(t) in transport_maps. in order to deliver mail locally, the destination domain must be treated as local domain. You can't do that via transport_maps. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e

Re: any staff from the provider 5x2.de?

2021-10-10 Thread Matus UHLAR - fantomas
rs they are explicitly doing something that breaks forwarding, which is especially silly when they were able to do SRS in order not to break SPF. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie:

Re: turning off spamass-milter for authenticated submissions? SPF for submitted emails?

2021-10-13 Thread Matus UHLAR - fantomas
r option: -I Ignores messages if the sender has authenticated via SMTP AUTH. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Quantum mechanics: The dreams stuff is made of.

Re: knocking - still exist - how to block?

2021-10-13 Thread Matus UHLAR - fantomas
#x27;t see 212.70.149.71 there. And, postfix/smtps is on port 465 - I don't think you run postscreen on port 465 (you should not do that) but without success* use fail2ban -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail adve

Re: DKIM signed by other domains breaks DMARC?

2021-10-17 Thread Matus UHLAR - fantomas
set up DMARC for your domain, DMARC won't pass, but Yahoo DKIM should not break anything. DMARC and DKIM apply for your sending domain (the one in From:). signing by other domains usually make no sense. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish N

Re: Way to apply a postfix rule to both FROM and TO?

2021-10-18 Thread Matus UHLAR - fantomas
www.postfix.org/RESTRICTION_CLASS_README.html -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. "Two words: Windows survives." - Craig Mundie, Microsoft s

Re: postfix vpn problem

2021-10-20 Thread Matus UHLAR - fantomas
n on. I wonder why this only happens with postfix, but I'll find out somewhere else. I guess your VPN provider is hijacking your TCP connections to port 25. have you tried using port 465 for authenticated submission? -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Wa

Re: Using a different DNS to ask zen.spamhaus.org for DNSBL info?

2021-10-22 Thread Matus UHLAR - fantomas
most of DNS servers (BIND, unbound, knot-resolver) can do that properly, I think that dnsmasq is the one that can's (it's not designed to do that). -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Var

Re: delete from hold queue

2021-10-28 Thread Matus UHLAR - fantomas
ine I guess. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. I drive way too fast to worry about cholesterol.

Re: Nessus says I have an open relay

2021-10-29 Thread Matus UHLAR - fantomas
: [...] mynetworks = 127.0.0.0/8 is it possible that IP of your nessus server is here? -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. The 3

FYI SMTP/25 security (was: "Correct" way to override cipher list?)

2021-10-30 Thread Matus UHLAR - fantomas
-nastroj-ktorym-kontroluje-zranitelnosti-svojich-it-systemov-vyvinul-si-ho-sam/ -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. (R)etry, (A)bort, (C)ancer

Re: AUTH rate limit

2021-11-03 Thread Matus UHLAR - fantomas
so far you can use fail2ban -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. LSD will make your ECS screen display 16.7 million colors

IP ranges in mynetworks

2021-11-04 Thread Matus UHLAR - fantomas
I've read something like this described in postfix docs, but I'm struggling to find an example. thanks -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT

Re: aliasgroup

2021-11-08 Thread Matus UHLAR - fantomas
.postfix.org/FILTER_README.html version for postfix+amavis users: https://www.ijs.si/software/amavisd/README.postfix.html#basics_smtpd-daemon -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto

Re: Nessus says I have an open relay

2021-11-09 Thread Matus UHLAR - fantomas
ade by the scanner were rejected. I went through the logs with a fine-toothed comb and verified this. The stpid scanner is NOT seeing the rejections. I may need to wireshark this before submitting a bug report to Tenable. how were they rejected? -- Matus UHLAR - fantomas, uh...@fantomas

Re: Nessus says I have an open relay

2021-11-09 Thread Matus UHLAR - fantomas
x27;s $mynetwork. And from the maillog, I get this: Nov 09 12:56:44 MAIL_SERVER postfix/smtp[140754]: F077F1016F54: to=, relay=LOCAL_MDA[aaa.bbb.ccc.ddd]:25, delay=0.12, delays=0.03/0.03/0.02/0.03, dsn=4.7.1, status=deferred (host LOCAL_MDA[aaa.bbb.ccc.ddd] said: 454 4.7.1 : Relay access denied

Re: Nessus says I have an open relay

2021-11-09 Thread Matus UHLAR - fantomas
On 09.11.21 13:47, White, Daniel E. (GSFC-770.0)[NICS] wrote: On 11/9/21, 08:20, "owner-postfix-us...@postfix.org on behalf of Matus UHLAR - fantomas" wrote: so the server successfully accepted mail to remote recipient. That's called open relay. Note that nessus can

Re: How to reject generic FCrDNS clients

2021-11-11 Thread Matus UHLAR - fantomas
refused" (trailing . should avoid matching IP Addresses) -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Nothing is fool-proof to a talented fool.

Re: Postfix not talking to postgrey

2021-11-16 Thread Matus UHLAR - fantomas
lock/allowlists, bot detection etc. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. The only substitute for good manners is fast reflexes.

Re: I need problem tu]o understand

2021-11-16 Thread Matus UHLAR - fantomas
removed after retry the mail went well. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. I wonder how much deeper the ocean would be without sponges.

Re: I need problem tu]o understand

2021-11-16 Thread Matus UHLAR - fantomas
On 16.11.21 10:06, natan wrote: I need some help about uderstand log: I have FILTER smtp-amavis:[127.0.0.1]:10628 On 16.11.2021 10:22, Matus UHLAR - fantomas wrote: you have this where? On 16.11.21 10:41, natan wrote: in master.cf: smtp-amavis unix

Re: I need problem tu]o understand

2021-11-16 Thread Matus UHLAR - fantomas
rep postfix/filtered/smtpd /var/log/mail.log -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Linux IS user friendly, it's just selective who its friends are...

Re: feature request: improve vague/incorrect error message

2021-11-16 Thread Matus UHLAR - fantomas
that turns out not to be a concern for me. (The last time I considered doing this I don't think I had such a surplus of inodes.) last time I checked the average file size was ~13KB (I guess it's gonna be more now), the inode_ratio in my mke2fs.conf is 16k, it should be enough. -- Mat

Re: Sender Rewriting Scheme and backup MX

2021-11-18 Thread Matus UHLAR - fantomas
it is not a forwarder. (or is it ?) is it not. To be precise: SRS is to be used when you accept mail for one address and re-send to another address (in different domain/on different server). this is not the case for backup MX. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http

Re: Sender Rewriting Scheme and backup MX

2021-11-19 Thread Matus UHLAR - fantomas
"Matus" == Matus UHLAR <- fantomas > writes: Matus> is it not. To be precise: Matus> SRS is to be used when you accept mail for one address and re-send to Matus> another address (in different domain/on different server). Matus> this is not the case for backup MX

Re: are my helo restrictions too strict ?

2021-12-03 Thread Matus UHLAR - fantomas
k.com has IPv6 address 2a01:111:f400:7d00::200 c) or, is the domain really misconfigured? -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu

Re: are my helo restrictions too strict ?

2021-12-05 Thread Matus UHLAR - fantomas
m OK I also have permit_mynetworks and permit_sasl_authenticated at the start of smtpd_helo_restrictions. i would recommend using check_client_access instead of check_helo_access to allow anything, so you will whitelist client IP addresses, not helo strings they provide. -- Matus UHLAR - fantomas, uh.

Re: SMTPS and submission protection

2021-12-12 Thread Matus UHLAR - fantomas
point? -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. I feel like I'm diagonally parked in a parallel universe.

Re: symp to inn gateway

2021-12-18 Thread Matus UHLAR - fantomas
e alias_maps for inn gateway and virtual_alias_maps for other alias expansion. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Fucking windows! Bring Bill Gates! (Southpark the movie)

Re: Assembling log entries for each SMTP session

2021-12-21 Thread Matus UHLAR - fantomas
would hope, so please bear with me. collate could help you: https://github.com/vdukhovni/postfix/tree/master/postfix/auxiliary/collate -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto ad

Re: How do I prevent bogus HELO ?

2021-12-22 Thread Matus UHLAR - fantomas
net mail.XX.bl.blocklists.de XX stands for the mirror used is US/UK/DE etc. spamrats.com hostkarma.junkemail.com spamrats.com funny, some time ago I found spamrats very unrealiable, junkemailfilter realiability is imho on level of sorbs/uceprotect (scoring only) -- Matus UHLAR - fantomas, uh...@fanto

Re: How do I prevent bogus HELO ?

2021-12-22 Thread Matus UHLAR - fantomas
"Matus" == Matus UHLAR <- fantomas > writes: Matus> funny, some time ago I found spamrats very unrealiable, junkemailfilter Matus> realiability is imho on level of sorbs/uceprotect (scoring only) On 22.12.21 12:43, Togan Muftuoglu wrote: I am using selective blocklis

Re: After network outage postfix found not running

2021-12-23 Thread Matus UHLAR - fantomas
log that. - the logs were lost because of systemd's log limits there are multiple lined of postfix/master. it also could be systemd restarting postfix and giving up after some time -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail a

Re: SMTPD delay rejects evaluation]

2021-12-25 Thread Matus UHLAR - fantomas
works. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. WinError #98652: Operation completed successfully.

Re: SMTPD delay rejects evaluation]

2021-12-29 Thread Matus UHLAR - fantomas
bl with that, although I prefer blocking connection from those IPs at firewall level. -- Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Depression is merely anger without enthusiasm.

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