The following is a list of additional documentation about email applications.
19.6.1. Installed Documentation
Information on configuring Sendmail is included with the sendmail and sendmail-cf packages.
/usr/share/sendmail-cf/README — Contains information on the
m4 macro processor, file locations for Sendmail, supported mailers, how to access enhanced features, and more.
In addition, the
aliases man pages contain helpful information covering various Sendmail options and the proper configuration of the Sendmail
/usr/share/doc/postfix-version-number/ — Contains a large amount of information on how to configure Postfix. Replace version-number with the version number of Postfix.
/usr/share/doc/fetchmail-version-number — Contains a full list of Fetchmail features in the
FEATURES file and an introductory
FAQ document. Replace version-number with the version number of Fetchmail.
/usr/share/doc/procmail-version-number/ — Contains a
README file that provides an overview of Procmail, a
FEATURES file that explores every program feature, and an
FAQ file with answers to many common configuration questions. Replace version-number with the version number of Procmail.
When learning how Procmail works and creating new recipes, the following Procmail man pages are invaluable:
procmail — Provides an overview of how Procmail works and the steps involved with filtering email.
procmailrc — Explains the
rc file format used to construct recipes.
procmailex — Gives a number of useful, real-world examples of Procmail recipes.
procmailsc — Explains the weighted scoring technique used by Procmail to match a particular recipe to a message.
/usr/share/doc/spamassassin-version-number/ — Contains a large amount of information pertaining to SpamAssassin. Replace version-number with the version number of the spamassassin package.