This tutorial shows how to prepare a CentOS 7 x86_64 server for the installation of ISPConfig 3 and how to install ISPConfig 3. ISPConfig 3 is a web hosting control panel that allows you to configure the following services through a web browser: Apache web server, Postfix mail server, MySQL, BIND nameserver, PureFTPd, SpamAssassin, ClamAV, Mailman, and many more.