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 provided by …

NetFlow provides valuable information about network users and applications, peak usage times, and traffic routing. Cisco invented NetFlow and is the leader in IP traffic flow technology.

Oct 18, 2024 · NetFlow is a network monitoring protocol, developed by Cisco, designed to capture measurements about the volume and types of traffic traversing a network device.

Jul 21, 2025 · Netflow is a network protocol that collects & monitors network flow traffic, capturing important aspects such as IP addresses, protocol types, and port numbers.

6 days ago · This article will cover the basics of Netflow, including its use cases, Netflow supported devices, Netflow history, and variants. We’ll also dive into the technical details of how the Netflow …

NetFlow, a network protocol developed for Cisco routers by Cisco Systems, is widely used to collect metadata about the IP traffic flowing across network devices such as routers, switches and hosts.

Using a NetFlow collector enables IT professionals to perform NetFlow analysis and gain deeper insights into the sources and destinations of network flow and how much traffic is being generated.

Sep 13, 2025 · Discover what NetFlow protocol is, its features, and how it works, a robust network protocol that provides detailed traffic analysis.

What is NetFlow? NetFlow, the most widely-used standard for flow data statistics, was developed by Cisco to monitor and record all traffic as it passes in to or out of an interface.

Mar 8, 2024 · NetFlow data can assist enterprises in meeting these criteria by giving visibility into network activity and identifying possible infractions. Cost-effective solution: NetFlow is an …