Users complain that "the internet is slow." Is it the ISP? Is it the server? Or is it the internal LAN?
Modern threats like ransomware and data exfiltration often move laterally through a network. NetFlow analysis helps detect anomalies—such as a workstation suddenly sending gigabytes of data to an unknown IP in another country—allowing security teams to trigger an incident response before a breach escalates. 3. Capacity Planning netflow traffic analysis
Originally developed by Cisco, NetFlow is a network protocol designed to collect and monitor network traffic flow data. It has become the industry standard (alongside similar technologies like J-Flow, sFlow, and IPFIX) for network traffic analysis. Users complain that "the internet is slow
[Router/Switch/Firewall] --> (NetFlow export) --> [Collector] --> [Analyzer] --> [Dashboard] (NetFlow export) -->