How to Install Nagios

Install Nagios Core 4.0.8 on Ubuntu 14.04

Nagios is a powerful monitoring system that enables organizations to identify and resolve IT infrastructure problems before they affect critical business processes. Designed with scalability and flexibility in mind, Nagios gives you the peace of mind that comes from knowing your organization’s business processes won’t be affected by unknown outages. The latest release Nagios Core 4.0.8 comes with following fixes Removed quotes from numeric duration values in JSON CGIs Fixed escaping in JSON CGIs so all required characters are escaped, and in the correct order Fixed segfault in archive JSON CGI when plugin output was empty Fixed several possibilities for buffer overflow Fixed Tracker – Handle VAR=VAL assignments at the start of simple commands Corrected worker communication protocol documentation Fixed Tracker – Downtime notifications not displayed properly Install Nagios Core 4.