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 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.

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 …

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.

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 …

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 …

NetFlow is a protocol used to collect and store metadata on IP traffic flows through a network device so organizations can perform network traffic analytics.

Cisco provides a set of NetFlow applications to collect NetFlow export data, perform data volume reduction, post-processing, and provide to end-user applications easy access to NetFlow data.