How To Migrate your Apache Configuration from 2.2 to 2.4 Syntax.
The Apache web server is used by millions of sites worldwide. While Apache configuration is something that most system administrators and site managers have experience with, configuration and syntax changes can cause issues between versions. In this guide, we’ll discuss some of the major changes that occurred between Apache 2.2, shipped with Ubuntu 12.04, and Apache 2.4, which is used by newer distributions like Ubuntu 13.10.