We’ll show you, how to install Icinga 2 on Ubuntu 16.04. Icinga 2 is an open source network monitoring system which checks the availability of your network resources, notifies users of outages, and generates performance data for reporting. Icinga 2 is scalable and extensible and it can monitor large, complex environments across multiple locations. Installing Icinga 2 on Ubuntu 16.04 is an easy task, follow our tutorial bellow and you should have it installed and configured in less then 15 min