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 (15459)
Replies Last Post Views
thanks and a little bit question by 황병희-2
3
by 황병희-2
Security threat posed by names and IPs in SMTP headers by Scott A. Wozny
5
by Scott A. Wozny
spamsources.fabel.dk by dln
7
by @lbutlr
About messages bounced due name resolution issues using IPv6 by Sergio Belkin
25
by Viktor Dukhovni
spf failures on forwarded emails by mj
1
by Matus UHLAR - fantom...
"relayhost configuration problem" / "unable to look up host" when I can, in fact, look up the host by Jon Leech
3
by Jon Leech
shared lib for Berkeley-DB table types by Michael Ströder
2
by Michael Ströder
CentOS Linux 8 is being practically abolished by Nikolaos Milas
5
by Antonio Leding
released e-mail from hold by mami64
1
by Noel Jones-2
Can I somehow customise the From: address when root sends mail? by Chris Green-11
15
by Jaroslaw Rafa
postfix connecting MySQL database with ssl enabled does not work by Ricardo Barbosa
2
by Ricardo Barbosa
'Send only' postfix configuration works on Ubuntu but not on Rasberry Pi - missing TLS library? by Chris Green-11
6
by Dominic Raferd
Immediate NDR on Domain Typos by Joey J
2
by Matus UHLAR - fantom...
How to keep several Postfix installations in step with each other? by Chris Green-11
7
by Chris Green-11
postfix with mysql - too many connections by natan
8
by Gerald Galster
Adding route to Gateway server by UyC
4
by Gerald Galster
too many connections by natan
1
by Gerald Galster
Reject email containing Google forms by lists@lazygranch.com
2
by Wietse Venema
Postfix says "Cannot start TLS: handshake failure" when try to send to Exchange 2007 Server by SysAdmin EM
2
by Michael-4
Cannot start TLS: handshake failure by SysAdmin EM
3
by Viktor Dukhovni
lower case email address for delivery by Juerg Reimann
7
by Andrew Sullivan
myorigin will not be honored by Johannes Black
2
by Johannes Black
Recipient Verification by Software Info
5
by Software Info
Block spam messages to Unknown receiver by Eugene Podshivalov
3
by Benny Pedersen-2
empty message-ID by natan
44
by Peter Ajamian
adding transport functionality causes a mail loop by Steven Jones
3
by Matus UHLAR - fantom...
adding AV scanning to working Postfix/SA system by Joe Acquisto-j4
5
by Kenren Taisho
simple temporary redirection(s) of all mail? by PGNet Dev
6
by Wietse Venema
hostname does not resolve to address warning by Eugene Podshivalov
3
by Wietse Venema
DKIM signature only for a certain login - sender domain combination by mfgclan
3
by Matus UHLAR - fantom...
4xx on rejected host. Why? by Gerben Wierda
4
by Bob Proulx
Clearing messages on hold by Josef Vybíhal
3
by Wietse Venema
Understanding transport tables by Alex Regan
1
by Viktor Dukhovni
Receiving domain only hase MX records and no A records. by P.V.Anthony
9
by P.V.Anthony
Default transport for "*" not working by David Koski-2
3
by Viktor Dukhovni
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