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 (13280)
Replies Last Post Views
SASL auth only on port 25 by Simon Wilson-7
21
by Simon Wilson-7
Setting up multiple transport mappings for fallback relay mailserver by z3us
2
by z3us
postdrop hangs until reboot: warning: mail_queue_enter: create file maildrop/...: Permission denied by Vincent Lefevre-10
1
by Wietse Venema
Internal IP range bypass filters by Simon Wilson-7
2
by Simon Wilson-7
when the postfix will invoke sendmail to send a mail to receiver itself? by yangyangyang
1
by yangyangyang
Sender dependent relay: Reject unknown senders by Michael Büker
0
by Michael Büker
postscreen fail2ban filter by techlist06
9
by techlist06
Block forged addresses by rightkicktech.gmail....
4
by Benny Pedersen-2
Forward to gmail and DMARC by @lbutlr
9
by A. Schulze
Let's Encrypt certificates for port 25 SMTP and DANE TLSA by Viktor Dukhovni
18
by John Allen
postscreen dnsbl AND smtpd_recipient_restrictions rbl? by techlist06
2
by techlist06
Re: Log entries for one email by /dev/rob0
0
by /dev/rob0
OT - smartmontools by Joe Acquisto-j4
0
by Joe Acquisto-j4
Dropping Google AAAA records (was: Force IPv4 by Destination MX) by Wietse Venema
3
by James Cloos-9
Mailing list manager recommendation? by Tom Browder
4
by Tom Browder
Postfix 3.2.0 - Sending to all MX records by Tom Hudson
18
by Viktor Dukhovni
postfix mail parsing by hyndavirapuru
2
by Viktor Dukhovni
reject_unknown_client_hostname allowing slight mismatch by mrobti
1
by Noel Jones-2
UnTrusted CN presented by Mal
3
by Viktor Dukhovni
upgrade/compile options by techlist06
10
by techlist06
SMTP Authentication without Encryption by Stephan Brauss
5
by gilbertoferreira
Postfix ignoring order of smtpd_recipient_restrictions by Darren Share
2
by Darren Share
postfix + selinux - does it make sense ? by Zalezny Niezalezny
4
by Zalezny Niezalezny
postscreen delay inprovement - multple IP addresses by techlist06
6
by techlist06
Force IPv4 by Destination MX by Scott Talbert
14
by Wietse Venema
obat telat datang bulan di tomohon | obat pelancar haid by newshop
0
by newshop
obat telat datang bulan di sleman | obat pelancar haid by newshop
0
by newshop
Configuration Syntax by Doug Hardie
4
by Doug Hardie
postscreen with postgrey - can they cause a double reject? by techlist06
2
by techlist06
Require TLS on internet-facing servers? by robgane
5
by /dev/rob0
don't use ADH in server-to-server by Bastien Durel
4
by Bastien Durel
Returning an Error Response by Doug Hardie
4
by Wietse Venema
Root certificate in `/etc/ssl/certs` not found by Paul Menzel
1
by Viktor Dukhovni
How to fall back from `dane-only` to `secure`? by Paul Menzel
1
by Viktor Dukhovni
something like smtp-limiter plugin for ISPConfig by Poliman - Serwis
2
by Poliman - Serwis
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