Postfix Configuration Files

Original, unaltered Postfix config files from fresh installations

23 Postfix Configuration Files

Postfix - /etc/systemd/postfix@.service

📍 Debian 9 (Stretch), Debian 10 (Buster), Debian 11 (Bullseye), Debian 12 (Bookworm)

📍 Ubuntu 18.04 LTS (Bionic Beaver), Ubuntu 20.04 LTS (Focal Fossa), Ubuntu 22.04 LTS (Jammy Jellyfish), Ubuntu 24.04 LTS (Noble Numbat)

[Unit] Description=Postfix Mail Transport Agent (instance %i) Documentation=man:postfix(1) PartOf=postfix.service Befor…

20 lines • MD5: 4224e053...

Postfix Debian

Postfix - /etc/systemd/postfix.service

📍 Debian 9 (Stretch), Debian 10 (Buster), Debian 11 (Bullseye), Debian 12 (Bookworm)

📍 Ubuntu 18.04 LTS (Bionic Beaver), Ubuntu 20.04 LTS (Focal Fossa), Ubuntu 22.04 LTS (Jammy Jellyfish), Ubuntu 24.04 LTS (Noble Numbat)

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 CentOS Stream 9

[Unit] Description=Postfix Mail Transport Agent Conflicts=sendmail.service exim4.service ConditionPathExists=/etc/postf…

14 lines • MD5: 0511e63a...

Postfix Debian

Postfix - /etc/postfix/master.cf.proto

📍 Debian 9 (Stretch), Debian 10 (Buster), Debian 11 (Bullseye), Debian 12 (Bookworm)

📍 Ubuntu 18.04 LTS (Bionic Beaver), Ubuntu 20.04 LTS (Focal Fossa), Ubuntu 22.04 LTS (Jammy Jellyfish), Ubuntu 24.04 LTS (Noble Numbat)

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 Alpine Linux v3.21

📍 CentOS Stream 9

# # Postfix master process configuration file. For details on the format # of the file, see the master(5) manual page …

125 lines • MD5: 23609c98...

Postfix Debian

Postfix - /etc/postfix/main.cf.proto

📍 Debian 9 (Stretch), Debian 10 (Buster), Debian 11 (Bullseye), Debian 12 (Bookworm)

📍 Ubuntu 18.04 LTS (Bionic Beaver), Ubuntu 20.04 LTS (Focal Fossa), Ubuntu 22.04 LTS (Jammy Jellyfish), Ubuntu 24.04 LTS (Noble Numbat)

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 Alpine Linux v3.21

📍 CentOS Stream 9

# Global Postfix configuration file. This file lists only a subset # of all parameters. For the syntax, and for a compl…

685 lines • MD5: bb3a2e40...

Postfix Debian

Postfix - /etc/postfix/main.cf

📍 Debian 9 (Stretch), Debian 10 (Buster), Debian 11 (Bullseye), Debian 12 (Bookworm)

📍 Ubuntu 18.04 LTS (Bionic Beaver), Ubuntu 20.04 LTS (Focal Fossa), Ubuntu 22.04 LTS (Jammy Jellyfish), Ubuntu 24.04 LTS (Noble Numbat)

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 Alpine Linux v3.21

📍 CentOS Stream 9

# See /usr/share/postfix/main.cf.dist for a commented, more complete version # Debian specific: Specifying a file na…

45 lines • MD5: 8802fc88...

Postfix Debian

Postfix - /etc/postfix/master.cf

📍 Debian 9 (Stretch), Debian 10 (Buster), Debian 11 (Bullseye), Debian 12 (Bookworm)

📍 Ubuntu 18.04 LTS (Bionic Beaver), Ubuntu 20.04 LTS (Focal Fossa), Ubuntu 22.04 LTS (Jammy Jellyfish), Ubuntu 24.04 LTS (Noble Numbat)

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 Alpine Linux v3.21

📍 CentOS Stream 9

# # Postfix master process configuration file. For details on the format # of the file, see the master(5) manual page …

125 lines • MD5: 23609c98...

Postfix Debian

Postfix - /etc/postfix/dynamicmaps.cf

📍 Debian 9 (Stretch), Debian 10 (Buster), Debian 11 (Bullseye), Debian 12 (Bookworm)

📍 Ubuntu 18.04 LTS (Bionic Beaver), Ubuntu 20.04 LTS (Focal Fossa), Ubuntu 22.04 LTS (Jammy Jellyfish), Ubuntu 24.04 LTS (Noble Numbat)

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 Alpine Linux v3.21

📍 CentOS Stream 9

sqlite postfix-sqlite.so dict_sqlite_open

2 lines • MD5: 07a46543...

Postfix Debian

Postfix - /etc/postfix/postfix-script

📍 Debian 9 (Stretch), Debian 10 (Buster), Debian 11 (Bullseye), Debian 12 (Bookworm)

📍 Ubuntu 18.04 LTS (Bionic Beaver), Ubuntu 20.04 LTS (Focal Fossa), Ubuntu 22.04 LTS (Jammy Jellyfish), Ubuntu 24.04 LTS (Noble Numbat)

#!/bin/sh #++ # NAME # postfix-script 1 # SUMMARY # execute Postfix administrative commands # SYNOPSIS # \fBpostfix-sc…

408 lines • MD5: ff3d2588...

Postfix Debian

Postfix - /etc/postfix/postfix-files

📍 Debian 9 (Stretch), Debian 10 (Buster), Debian 11 (Bullseye), Debian 12 (Bookworm)

📍 Ubuntu 18.04 LTS (Bionic Beaver), Ubuntu 20.04 LTS (Focal Fossa), Ubuntu 22.04 LTS (Jammy Jellyfish), Ubuntu 24.04 LTS (Noble Numbat)

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 Alpine Linux v3.21

📍 CentOS Stream 9

# # Do not edit this file. # # This file controls the postfix-install script for installation of # Postfix programs, co…

222 lines • MD5: b0336ad3...

Postfix Debian

Postfix - /etc/postfix/post-install

📍 Debian 9 (Stretch), Debian 10 (Buster), Debian 11 (Bullseye), Debian 12 (Bookworm)

📍 Ubuntu 18.04 LTS (Bionic Beaver), Ubuntu 20.04 LTS (Focal Fossa), Ubuntu 22.04 LTS (Jammy Jellyfish), Ubuntu 24.04 LTS (Noble Numbat)

#!/bin/sh # To view the formatted manual page of this file, type: # POSTFIXSOURCE/mantools/srctoman - post-install | n…

911 lines • MD5: ed83d3b1...

Postfix Debian

Postfix - /etc/postfix/makedefs.out

📍 Debian 9 (Stretch)

📍 Ubuntu 18.04 LTS (Bionic Beaver)

# Do not edit -- this file documents how Postfix was built for your machine. #-----------------------------------------…

65 lines • MD5: 093b260e...

Postfix Debian

Postfix - /etc/postfix/postfix-files.d/sqlite.files

📍 Debian 9 (Stretch)

$shlib_directory/postfix-sqlite.so:f:root:-:755 $manpage_directory/man5/sqlite_table.5.gz:f:root:-:644

3 lines • MD5: 0f49c8f3...

Postfix Debian

Postfix - /etc/systemd/postfix-resolvconf.service

📍 Debian 12 (Bookworm)

📍 Ubuntu 24.04 LTS (Noble Numbat)

[Unit] Description=Copies updated resolv.conf to postfix chroot and restarts postfix. [Service] Type=simple ExecStart=…

10 lines • MD5: 65cdd286...

Postfix Debian

Postfix - /etc/systemd/postfix-resolvconf.path

📍 Debian 12 (Bookworm)

📍 Ubuntu 24.04 LTS (Noble Numbat)

[Unit] Description=Watch for resolv.conf updates and restart postfix ConditionPathExists=/etc/resolv.conf [Path] PathC…

12 lines • MD5: dca3e745...

Postfix Debian

Postfix - /etc/postfix/virtual

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 Alpine Linux v3.21

📍 CentOS Stream 9

# VIRTUAL(5) VIRTUAL(5) # # NAME # virtual - Postfix v…

325 lines • MD5: 1adaa58e...

Postfix Red Hat Enterprise Linux

Postfix - /etc/postfix/transport

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 Alpine Linux v3.21

📍 CentOS Stream 9

# TRANSPORT(5) TRANSPORT(5) # # NAME # transport - Postfix…

318 lines • MD5: 81e28294...

Postfix Red Hat Enterprise Linux

Postfix - /etc/postfix/relocated

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 Alpine Linux v3.21

📍 CentOS Stream 9

# RELOCATED(5) RELOCATED(5) # # NAME # relocated - Postfix…

177 lines • MD5: 416be021...

Postfix Red Hat Enterprise Linux

Postfix - /etc/postfix/header_checks

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 Alpine Linux v3.21

📍 CentOS Stream 9

# HEADER_CHECKS(5) HEADER_CHECKS(5) # # NAME # header_checks - Pos…

550 lines • MD5: 646be960...

Postfix Red Hat Enterprise Linux

Postfix - /etc/postfix/generic

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 Alpine Linux v3.21

📍 CentOS Stream 9

# GENERIC(5) GENERIC(5) # # NAME # generic - Postfix g…

251 lines • MD5: 39c753b1...

Postfix Red Hat Enterprise Linux

Postfix - /etc/postfix/canonical

📍 Red Hat Enterprise Linux 8 (Ootpa), Red Hat Enterprise Linux 9 (Plow)

📍 Alpine Linux v3.21

📍 CentOS Stream 9

# CANONICAL(5) CANONICAL(5) # # NAME # canonical - Postfix…

308 lines • MD5: df6d08cb...

Postfix Red Hat Enterprise Linux

🛠️ Browse Configuration Files

📱 Applications

NGINX

Apache HTTP Server

MySQL

MariaDB

OpenSSL

OpenSSH

Postfix

Redis

APT

PostgreSQL

💻 Operating Systems

Debian 9 (Stretch)

Debian 10 (Buster)

Debian 11 (Bullseye)

Debian 12 (Bookworm)

Ubuntu 18.04 LTS (Bionic Beaver)

Ubuntu 20.04 LTS (Focal Fossa)

Ubuntu 22.04 LTS (Jammy Jellyfish)

Ubuntu 24.04 LTS (Noble Numbat)

Red Hat Enterprise Linux 8 (Ootpa)

Red Hat Enterprise Linux 9 (Plow)

Alpine Linux v3.21

CentOS Stream 9

CentOS Stream 10