
Installing Nagios in server
Nagios is a popular open source computer system and network monitoring software application. It watches hosts and services, alerting users when things go wrong and again when they get better.
Nagios was originally designed to run under Linux, but also runs well on other Unix variants. It is free software, licensed under the terms of the GNU General Public License version 2 as published by the Free Software Foundation.
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1. [root@hooligunsrpg ~] yum update nagios nagios-plugins nagios-devel nagios-plugins-nrpe
2. Configure the Nagios Apache file
Unless you want other options such as SSL configurations or allowing access to the CGI from only certain hosts, then the default nagios.conf...