NetFlow NetFlow is a feature that was introduced on Cisco routers around 1996 that provides the ability to collect IP network traffic as it enters or exits an interface. By analyzing the data …

NetFlow is a network protocol developed by Cisco for collecting IP traffic information and monitoring network flow. By analyzing NetFlow data, you can get a picture of network traffic …

Aug 2, 2025 · A NetFlow analysis tool helps visualize traffic patterns and identify high-traffic paths or chokepoints. By monitoring traffic flow across interfaces, devices, and protocols, teams can …

Dec 3, 2024 · NetFlow analysis is the practice of using tools to perform monitoring, troubleshooting, and in-depth inspection, interpretation, and synthesis of traffic flow data.

Dec 25, 2025 · NetFlow explains who is talking to whom on a network. Learn how flow monitoring works, why it matters for security and performance, and its limitations.

NetFlow uses push technology, so you see information as soon as it’s available, whereas SNMP generally uses pull technology at set intervals. Because NetFlow provides more information …

Apr 10, 2025 · We show you the best NetFlow analyzers & collector tools. NetFlow is a network protocol developed by Cisco that notes and reports on all IP conversations passing through an …