Postfix Users

This forum is an archive for the mailing list postfix-users@postfix.org (more options) Messages posted here will be sent to this mailing list.
General discussions about the use of and experiences with the Postfix mail system. Open subscription, unmoderated posting by members only.
1234 ... 424
Topics (14826)
Replies Last Post Views
rejections after limiting access to smtp auth by Jason R Cowart
5
by Matus UHLAR - fantom...
Block email based on reply field by lists@lazygranch.com
6
by Benny Pedersen-2
Postfix help by Tomas Leguizamon
1
by Noel Jones-2
config check by Felix Rubio
13
by Viktor Dukhovni
First cut of Rust bindings to libmilter available by David Bürgin
0
by David Bürgin
RES_DEFNAMES and RES_DNSRCH not working with smtp_host_lookup=dns by Jaroslav Škarvada
1
by Viktor Dukhovni
Postfix header_checks not working: Invalid preceding regular expression by Simone Marchioni
5
by Simone Marchioni
dkim: FAILED Author+Sender+MailFrom signature by d=gmail.com, From: <aco1967@gmail.com>, a=rsa-sha256, c=relaxed/relaxed, s=20161025, i=@gmail.com, invalid (public key: DNS error: no nameservers) by Roberto Carna
0
by Roberto Carna
Unable to send mail via "smtp.office365.com" by Postfix User-2
6
by Wietse Venema
Advice: NFS, hardware, SATA vs SAS etc by venbian
7
by Wietse Venema
Postfix SNI / Letsencrypt by ouafnico
1
by Viktor Dukhovni
Reject Chinese mail by Merrick
29
by Viktor Dukhovni
Relay and Sender Restrictions by spaceman
2
by Matus UHLAR - fantom...
Unverified Recipients by Software Info
4
by Noel Jones-2
how to configure backup MX to relay messages to primary MX by Eliza
1
by Matus UHLAR - fantom...
How to trigger a script based on header by Quasar
4
by angelo
silent drop from sender *unless* to... by Jonathan Engbrecht
6
by Noel Jones-2
Specific domain rejects address extensions by @lbutlr
3
by @lbutlr
Question on catch all domains by Wesley Peng-9
1
by Viktor Dukhovni
Recipient address rejected for recipient address in virtual by @lbutlr
10
by @lbutlr
Exact difference between postsuper -r ALL & postfix flush by Durga Prasad Malyala
1
by Wietse Venema
recipient_bcc_maps: BCC for entire domain except one address by Markus Schönhaber-16
4
by Markus Schönhaber-16
Cannot sign with DKIM on same-server web and mail by linkcheck
20
by Wietse Venema
Loggin original ip address in relay connection by Emanuel
3
by Wietse Venema
question on a SPF setting by Wesley Peng-9
7
by Jaroslaw Rafa
Postfix stable release 3.4.8 by Wietse Venema
3
by Wesley Peng-9
single instance multi-tenant service by Penny Parker
3
by Viktor Dukhovni
Forwarding mail without breaking SPF? by Marek Kozlowski-2
10
by Scott Kitterman-4
Bounce spam configuration. by Sebastian Chociwski
2
by Matus UHLAR - fantom...
milter_default_action=accept not honored by Jeremiah Rothschild
7
by MICHEL, SEBASTIEN
how to setup a privacy oriented mailserver by Wesley Peng-9
21
by D'Arcy Cain
Activate 'force tls' for specific sending domain (not receiving)? by K F
1
by Wietse Venema
Validation DMARC by Wesley Peng-4
19
by Dominic Raferd
presenting TLS Client Certificates without breaking TLS to mixed MSA/MX by Lars Kollstedt
5
by Lars Kollstedt
Pflogsummand nbzcat by @lbutlr
0
by @lbutlr
1234 ... 424