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Netflow

A collection of 2 posts

Install and verify softflowd for Netflow on OpenWrt

Install and verify softflowd for Netflow on OpenWrt

softflow is a great opensource Netflow exporter that is support on OperWrt :) This allows us to sample the flows running through our OpenWrt router, export them to a netflow analyzer (more on those in a future post) and "see" our traffic. Netflow is much richer in information than just SNMP

Install & configure nfdump with nfsen on Ubuntu server 10.04

Install & configure nfdump with nfsen on Ubuntu server 10.04

This was done using Ubuntu server 10.04 although everything is compiled from source so the commands should be very similar on any linux box. There are also example configs for Cisco ASA 8.2 near the bottom of the post. I was looking for a netflow collector/analyser that