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 …

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.

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.

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.

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.

5 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 …

Jul 18, 2024 · Quick Definition: NetFlow data is a network protocol developed by Cisco for collecting and monitoring network traffic flow information. It provides detailed insights into network usage, helping to …

3 days ago · Learn how Network Flow Analysis uses NetFlow, sFlow, and IPFIX to reveal traffic patterns, spot anomalies, and improve network visibility at scale.

NetFlow collects and exports IP flow metadata (not packet payloads) from network devices. Learn how it works, NetFlow v5/v9 vs IPFIX/sFlow, and use cases.

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.