New ISPConfig tutorial for CentOS 7
This post is from 2014. Versions, commands and links in it may be outdated. The current release is ISPConfig 3.3.2p1.
The Perfect Server – CentOS 7 (Apache2, Dovecot, ISPConfig 3)
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.