These Software packages are great if you are just getting into network analysis using Netflow, as they are designed to be Very user friendly and can be setup in relatively little time. There are many commercial Netflow (or sflow, jflow, rflow, cflow, or netstream) that are Available for Free Download and use that we’ve recently detailed in this post that are also Free of charge too.

Netflow allows administrators to take the processing of network data away from switches and routers and send the flow packets and information to a collector that further analyzes that data to free up resources on the network device itself. As many of you already know, NetFlow is a protocol/standard developed by Cisco for collecting/transferring/analyzing network data using software packages to get a better understanding of what is happening on your network, along with further analysis of bandwidth usage, etc.

Looking for a Free Open Source NetFlow Analyzers for Windows, Linux or Unix? Look no further, we’ve compiled the ultimate list of Open Source tools to help with your network monitoring tasks.

Open source netflow analyzer