Elasticstack (ELK) and pfSense Firewall – IP Traffic Statistics with Netflow
Introduction In Logstash V5.6 a Netflow module was introduced to provide the collection, normalisation, and visualisation of network flow data. This article, which details the configuration of Elasticstack as a Netflow collector and pfSense as a Netflow exporter, is a follow-on from the previously published articles. Only the previous Part 2 article, which deals with configuring Elasticstack …