Restrict Senders for some recipient addresses

2021-04-26 Thread George Papas
Hi  list, what the title says actually,   I have an alias  for all current users of an SMTP server but I want to restrict sending to this alias address to some specific senders only (the actual users of the domain plus a small group of external senders ). What I'm I looking for in the doc

SPF/DMARC modified by host en route

2021-04-26 Thread Jeff Abrahamson
I'm seeing a disturbing (but minority) number of hosts that class our mail is spam.  After some digging, I've found an interesting test case.  What I'm uncertain of is if this represents a config error on our side or a (grossly) misbehaving mail host elsewhere. The interesting test case is a corre

Re: SPF/DMARC modified by host en route

2021-04-26 Thread Dominic Raferd
On 26/04/2021 10:16, Jeff Abrahamson wrote: I'm seeing a disturbing (but minority) number of hosts that class our mail is spam.  After some digging, I've found an interesting test case.  What I'm uncertain of is if this represents a config error on our side or a (grossly) misbehaving mail hos

Re: timed server greeting

2021-04-26 Thread Tobi
On 4/23/21 3:33 PM, natan wrote: > for test I send (this same method) from old server (debian8 postfix > 2.11.x) and works ok does the old server have another ip address than the new one? Smells to me that your new server ip maybe blocked at destination -- Cheers tobi

Re: Restrict Senders for some recipient addresses

2021-04-26 Thread Tobi
something like this? http://www.postfix.org/RESTRICTION_CLASS_README.html#internal On 4/26/21 10:11 AM, George Papas wrote: > Hi  list, > > > what the title says actually,   I have an alias  for all current users > of an SMTP server but > > I want to restrict sending to this alias address to some

Re: Restrict Senders for some recipient addresses

2021-04-26 Thread George Papas
Yeap  thanks a lot , seems to be configurable cause I also want some external users also but thats it  I guess. Thanks again On 4/26/21 2:46 PM, Tobi wrote: something like this? http://www.postfix.org/RESTRICTION_CLASS_README.html#internal On 4/26/21 10:11 AM, George Papas wrote: Hi  list

Re: SPF/DMARC modified by host en route

2021-04-26 Thread Jeff Abrahamson
On 26/04/2021 12:56, Dominic Raferd wrote: > On 26/04/2021 10:16, Jeff Abrahamson wrote: >> >> I'm seeing a disturbing (but minority) number of hosts that class our >> mail is spam.  After some digging, I've found an interesting test >> case.  What I'm uncertain of is if this represents a config er

Re: SPF/DMARC modified by host en route

2021-04-26 Thread Bastian Blank
On Mon, Apr 26, 2021 at 02:31:28PM +0200, Jeff Abrahamson wrote: > Thanks.  That's what I thought, too.  But this is the strange thing: > gmail reports that the DKIM signature is good even while complaining > that DMARC fails.  (And so gmail classes as spam, apparently.) This should only happen if

Re: SPF/DMARC modified by host en route

2021-04-26 Thread Dominic Raferd
On 26/04/2021 13:31, Jeff Abrahamson wrote: On 26/04/2021 12:56, Dominic Raferd wrote: On 26/04/2021 10:16, Jeff Abrahamson wrote: I'm seeing a disturbing (but minority) number of hosts that class our mail is spam.  After some digging, I've found an interesting test case.  What I'm uncertain

Re: SPF/DMARC modified by host en route

2021-04-26 Thread Jeff Abrahamson
On 26/04/2021 14:46, Dominic Raferd wrote: > > On 26/04/2021 13:31, Jeff Abrahamson wrote: >> On 26/04/2021 12:56, Dominic Raferd wrote: >>> On 26/04/2021 10:16, Jeff Abrahamson wrote: I'm seeing a disturbing (but minority) number of hosts that class our mail is spam.  After some digging,

Want to configure domain localhost to support root

2021-04-26 Thread Michael White
Using freebsd I setup a postfix, dovecot, postgresql and postfixadmin virtual email server. Everything is working to my satisfaction except email to root@localhost and my user email to localhost. Having done a lot of investigation and some trial I'm not finding the answer. I looked at mydestinat

How to Easily Set Up a Full-Featured Linux Mail Server on Ubuntu 18.04.5 LTS with iRedMail 1.4.0

2021-04-26 Thread Turritopsis Dohrnii Teo En Ming
Subject: How to Easily Set Up a Full-Featured Linux Mail Server on Ubuntu 18.04.5 LTS with iRedMail 1.4.0 Good day from Singapore, I followed linuxbabe.com's Xiao Guoan's guide and successfully setup a full featured Linux mail server on Ubuntu 18.04.5 LTS with IRedMail 1.4.0. Author: Mr. Turrito

Re: Want to configure domain localhost to support root

2021-04-26 Thread Matus UHLAR - fantomas
On 26.04.21 07:41, Michael White wrote: Using freebsd I setup a postfix, dovecot, postgresql and postfixadmin virtual email server. Everything is working to my satisfaction except email to root@localhost and my user email to localhost. Having done a lot of investigation and some trial I'm not f

Re: Want to configure domain localhost to support root

2021-04-26 Thread Wietse Venema
Michael White: > Tried using mail to send root@localhost and get a dead.letter file with the > message in it. Postfix does not create dead.letter files. I suspect that you are still using the Sendmail that comes with FreeBSD, instead of the Postfix sendmail command. To switch a FreeBSD system

Re: Want to configure domain localhost to support root

2021-04-26 Thread Michael White
Ok looking at mailwrapper, looks like its replaces sendmail. Also ran another test and looked at the maillog as suggested also and sure enough both postfix and sendmail show up in the log. I though I had disabled sendmail but apparently not, did not focus on the sendmail messages before. Work

Re: Want to configure domain localhost to support root

2021-04-26 Thread Wietse Venema
Michael White: > Apr 26 10:18:20 white-home sendmail[20897]: 13QEIKZE020897: from=x, > size=53, class=0, nrcpts=1, > msgid=<20210455561418.13qddde020...@white-home.net>, relay=@localhost That is NOT POSTFIX. Wietse

Re: Want to configure domain localhost to support root

2021-04-26 Thread Michael White
> On Apr 26, 2021, at 8:59 AM, Wietse Venema wrote: > > Michael White: >> Apr 26 10:18:20 white-home sendmail[20897]: 13QEIKZE020897: from=x, >> size=53, class=0, nrcpts=1, >> msgid=<20210455561418.13qddde020...@white-home.net>, relay=@localhost > > That is NOT POSTFIX. > > W

Re: Want to configure domain localhost to support root

2021-04-26 Thread Michael White
Agreed. Looking at this issue and mailwrapper among other config file issues. I had set all the options in rc.conf and periodic.conf. mailer.conf still points to sendmail binaries. I had to use ports to install Postfix to use PostgreSQL but must not have known to allow ports to change mailer

incoming email SSL errors for only some domains.

2021-04-26 Thread P.V.Anthony
Hi, Getting ssl errors for some incoming email domains. Is there a setting in postfix where we can set like smtp_tls_policy_maps but for incoming domains instead of outgoing domains? Currently using Postfix version: 3.3.1 Centos 8 P.V.Anthony

postfix newbe - which standard configuration to use

2021-04-26 Thread R-VISOR-TOVIS
Hi everyone! For decades I have used a home brewed "noip" server based on Debian. Mailing was used to be an exim4 with smarthost setup point to my internet provider's server. Now this easy life ended, and have decided build mine "own", what could use my home server as "smarthost". I do not wan

Re: postfix newbe - which standard configuration to use

2021-04-26 Thread IL Ka
> > > Hi. Do you have email addresses in different domains? Do you own all these domains (have access to their DNS configuration etc)? Do you want to receive emails for these domains?

Re: Certificate Postfix.org missing?

2021-04-26 Thread Allen Coates
On 23/04/2021 07:36, Nicky Thomassen wrote: > With the risk of going off-topic, I do not see the reason for encrypting > everything on the internet from a more practical point of view, as it just > gives > overhead: It takes time to set up and maintain, takes processing power on both > ends, and

Re: Certificate Postfix.org missing?

2021-04-26 Thread Jaroslaw Rafa
Dnia 26.04.2021 o godz. 23:06:49 Allen Coates pisze: > > Also, I understand that HTTPS downloads are a touch faster... What should be the reason for HTTPS downloads being faster when HTTPS requires additional encryption and decryption on both sides, which takes CPU time...? -- Regards, Jarosl

Re: Certificate Postfix.org missing?

2021-04-26 Thread @lbutlr
On 26 Apr 2021, at 17:05, Jaroslaw Rafa wrote: > Dnia 26.04.2021 o godz. 23:06:49 Allen Coates pisze: >> >> Also, I understand that HTTPS downloads are a touch faster... > > What should be the reason for HTTPS downloads being faster when HTTPS requires > additional encryption and decryption on b

Re: Certificate Postfix.org missing?

2021-04-26 Thread Viktor Dukhovni
> On Apr 26, 2021, at 8:25 PM, @lbutlr wrote: > > It's not the 1990s, encryption and decryption overhead of a stream is not an > issue, and is more than made up by the fact that the headers and HTML are > compressed binary blobs instead of sent as plain text. The Postfix web server returns rat

Re: incoming email SSL errors for only some domains.

2021-04-26 Thread P.V.Anthony
On 27/4/21 02:53, P.V.Anthony wrote: Getting ssl errors for some incoming email domains. Currently using Postfix version: 3.3.1 Centos 8 I did not give more details of the problem earlier. Here is the log. I really need some advice on how to solve this. The only way to get the emails com

Re: incoming email SSL errors for only some domains.

2021-04-26 Thread Viktor Dukhovni
On Tue, Apr 27, 2021 at 01:49:03PM +0800, P.V.Anthony wrote: > --- start --- > Apr 27 13:38:06 mail postfix/smtpd[383580]: connect from > hubie.merck.com[155.91.37.10] > Apr 27 13:38:07 mail postfix/smtpd[383580]: SSL_accept error from > hubie.merck.com[155.91.37.10]: Connection