Sams Teach Yourself Apache 2 in 24 Hours

Chapter 12. Filtering Modules

This hour describes the available filtering modules for Apache and how to configure them. Filters are Apache modules that take input content, modify it, and return it for further processing or delivery to the client. In this hour, you will learn how to

• Configure mod_deflate to speed up page downloads from your Web site

• Configure mod_include to add dynamic content easily

• Configure mod_ext_filter to use external programs as filters

Apache Filtering Architecture

Hour 2, “Understanding Apache Internals,” introduced the extension mechanisms of the Apache server, hooks, and filters.

Hooks are appropriate for making decisions based on the request information or manipulating headers. Filters, on the other hand, are appropriate ...