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.
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Topics (14102)
Replies Last Post Views
bounced posts go to spam by Sonic
7
by Dominic Raferd
please help, getting desperate by Andras Kemeny
2
by Viktor Dukhovni
Rewrite header From: by Scappatura Rocco
4
by Scappatura Rocco
dnsblog and host or domain not found by Alex Regan
5
by Wietse Venema
Switching final delivery from Postfix to Dovecot by Danny Horne
3
by Danny Horne
Flags question in master.cf by Fazzina, Angelo
1
by Wietse Venema
Open Relay on local lan by Software Information
7
by John Peach
Missing 'Received' in header by durwin
7
by durwin
error when atempting to send a message by David Mehler
4
by Matus UHLAR - fantom...
How to white list by durwin
7
by Bill Cole-3
SPF + outside backup MX relay = redelivery failures: Help requested by Phil Stracchino
11
by Phil Stracchino
Avoiding sending backscatter by Diego Vadell
2
by Diego Vadell
what's smtpd_tls_wrappermode 'non standart' ? by Miwa Susumu
2
by Miwa Susumu
Commenting multi line option by durwin
3
by durwin
many le ssl certs assigned to postfix by Poliman - Serwis
13
by Bill Cole-3
STARTTLS / DANE difficulties? by James B. Byrne
19
by James B. Byrne
Mail loop sending external domain by durwin
4
by durwin
Email architecture by Tom Marcoen
3
by Tom Marcoen
haproxy protocol ipv6 support? by cvandesande
5
by cvandesande
both virtual_transport and transport_maps by jor.goncalves
2
by jor.goncalves
TLS1.3 only by A. Schulze
4
by A. Schulze
grep in Postfix logfiles by rog7993
2
by Noel Jones-2
Self-signed TLS certificates by Danny Horne
18
by Olivier Nicole-2
DANE-TA(2) private CAs and SHA-1 by Viktor Dukhovni
0
by Viktor Dukhovni
SMTP access restriction lists by rog7993
3
by Noel Jones-2
RE: new strangeness with O365 [OT] --TESTING by Fazzina, Angelo
0
by Fazzina, Angelo
postfix cleanup process dropping messages by Ramprasad-5
3
by Viktor Dukhovni
mail for ... loops back to myself by Steve Atkins
5
by Viktor Dukhovni
Disable SSL/TLS renegotiation by Viktor Schneider
3
by Viktor Schneider
How to autoreply with "Undelivered Mail Returned to Sender" unknown user for user+doesnotexist@domain.org by Thomas Nyberg
3
by Thomas Nyberg
check_client_access not blocking /8 /16 /24 etc. by Philip
2
by Bill Cole-3
Trouble Postfix ClamSMTP - Help by Maurizio Caloro-2
4
by Matus UHLAR - fantom...
Setting per user/domain smtpd_recipient_limit by Bradley Giesbrecht-2
1
by Wietse Venema
Making relay_access_denied permanent? by Jan P. Kessler
3
by Wietse Venema
FreeBSD-11 (Jail) Saslauthd rimap authentication fails by James B. Byrne
0
by James B. Byrne
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