Howtoforge published a tutorial about installing OpenNMS network monitoring solution on Debian 11.

How to Install OpenNMS Network Monitoring Solution on Debian 11

OpenNMS is a free and open-source Open Network Management System written in Java. It is a network monitoring application that gathers critical information from local and network hosts using the SNPM protocol. It can be installed on Linux and Windows operating systems and provides a web-based interface to monitor network traffics through a web browser. It offers a rich set of features including, Provisioning, Service Monitoring, Event Management, Charting support and Performance Measurement.

How to Install OpenNMS Network Monitoring Solution on Debian 11