The Postfix Home Page All programmers are optimists -- Frederick P. Brooks, Jr. First of all, thank you for your interest in the Postfix project. What is Postfix? It is Wietse Venema's mail server that started …

Postfix logging to file or stdout Backwards-Compatibility Support Replacements for Deprecated Features Installation from source code Problem solving Bottleneck analysis Stress-dependent configuration …

Postfix configuration files By default, Postfix configuration files are in /etc/postfix. The two most important files are main.cf and master.cf; these files must be owned by root. Giving someone else write …

Postfix email firewall/gateway The idea is to set up a Postfix email firewall/gateway that forwards mail for "example.com" to an inside gateway machine but rejects mail for "anything.example.com". There is …

Mar 8, 2012 · Jan 3, 2009: Legacy releases Postfix 2.4.10 and Postfix 2.3.16. 2008 Sep 2, 2008: Postfix Linux-only local denial of service. This coincides with the legacy release Postfix 2.4.9, the stable …

Introduction The Postfix SMTP server receives mail from the network and is exposed to the big bad world of junk email and viruses. This document introduces the built-in and external methods that …

Find and download Postfix software from various sites for email server solutions.

How Postfix receives mail When a message enters the Postfix mail system, the first stop on the inside is the incoming queue. The figure below shows the main processes that are involved with new mail. …

Postfix feature overview Supported environments Postfix runs (or has run) on AIX, BSD, HP-UX, IRIX, LINUX, MacOS X, Solaris, Tru64 UNIX, and other UNIX systems. It requires ANSI C, a POSIX.1 …

Line 2: the virtual_alias_domains setting tells Postfix that example.com is a so-called virtual alias domain. If you omit this setting then Postfix will reject mail (relay access denied) or will not be able to …