Procmail is a versatile e-mail filter that is typically used to process messages before they are delivered to a user's inbox.
This chapter includes the following topics:
A brief introduction to Procmail
The typical filtering tasks that can be performed by Procmail
How a mail filtering system can be installed and set up on the server to handle the repetitive sorting and storing tasks that you would rather not spend your time on every day
The basic structure of the rules and actions within a Procmail recipe
How to create and test the rules within our recipe
Finally, some example recipes to perform filtering
By the end of the chapter, you will understand the basics of the filtering process how to set up the system to perform filtering and how to perform a number of very simple but extremely useful filtering operations on your own mail. All of which will help you keep on top of all the mail you have already or will soon be receiving.