sys.monitor

sys.monitor is a service for monitoring servers and services on the network. This service can be used by CARNET member institutions. sys.monitor is used for reporting network resource availability and generates data about system features.performance data).

Icinga 2 is an open-source tool used in the sys.monitor service for monitoring devices and services on a network. 
Icinga 2 and all documentation are released under the GNU General Public License Version 2.
Icinga Web 2 provides an intuitive web interface for monitoring and administering network devices and services.
Icinga Web 2 is a PHP development framework for network applications that enables this.

Administrators of member institutions with access rights can independently add a server to monitoring.

To do that, you need to log in to sys.monitor.More information about starting the service and registration can be found on the page system.monitor. 

The described prerequisites must be met and the procedure described on the page initiated. Icinga Web Monitor (sys.monitor)