Leverage free, libre, open source software to monitor your network with LibreNMS. Enable SNMP, ICMP, and LLDP/CDP/XDP data collection to gather, aggregate, and report network information all with open source tooling, using Podman Quadlets
Another post in the records for the tech blog, this time all about opensource network monitoring with LibreNMS!
Nix OS is way more pain than it is worth for me.
There are plenty of alternatives that are much simpler. I prefer just a Debian install managed with tools like Ansible and pyinfra