The Hypertext Transfer Protocol (HTTP) server will be commonly referred to as a web server. As the name suggests, this is a network service that provides content to a client, typically a web browser, on the Internet. This typically means delivery of web pages, but any other documents can be served, such as images, sound, video, and even ISO files for RHEL.

The web server packaged on RHEL 7 is the Apache httpd service. This is the most common web server found on the Internet and developed by the Apache Software Foundation. RHEL has updated httpd to version 2.4, replacing the 2.2 release that has been in use in previous editions of RHEL.

In this chapter we will cover the following topics: