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 …

Part of a NetFlow monitoring system, a NetFlow collector receives and stores flow record data from one or more devices operating as flow export tools. Routers with the NetFlow feature …

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 …

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.

2 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 …

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.

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 …

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.

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 …