To get an open-source system running, you generally need three parts:
# Install (Ubuntu/Debian) sudo apt install nfdump netflow collector open source
If you need real-time visibility, ntopng is the gold standard. It provides an intuitive web interface that categorizes traffic by protocol, host, and country. To get an open-source system running, you generally
: The network device (router or switch) that generates flow records. To get an open-source system running