Installing Nagios on CentOS
Posted on 17th April 2012
Warning: This post is over a year old. I don't always update old posts with new information, so some of this information may be out of date.
A great post details that details the steps needed to install Nagios - a popular open source system and network monitoring software application - on CentOS.
http://saylinux.net/story/009506/how-install-nagios-centos-55
About the Author

Oliver Davies is a Full Stack Web Developer and System Administrator based in the UK. He is a Senior Developer at Microserve and a part-time freelancer specialising in Drupal, Symfony and Laravel development and Linux systems administration.