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.

NetFlow data can provide valuable data about network traffic and utilization. For effective NetFlow monitoring, a device operating as a flow exporter collates data packets into flows and sends flow …

NetFlow is a network protocol 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.

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.

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 …

NetFlow is a network protocol system created by Cisco that collects active IP network traffic as it flows in or out of an interface. The NetFlow data is then analyzed to create a picture of network traffic flow …

Nov 13, 2022 · To manage the vast amount of data generated, network devices use a NetFlow cache to store active flow records. The cache condenses data into a manageable format and periodically …

NetFlow is a great protocol to get an insight in your network traffic. It’s the equivalent of a “phone bill” that specifies all calls that were made, where these calls took place, the duration, etc.