Beats is the platform for building lightweight, open source data
shippers for many types of operational data you want to enrich with
Logstash, search and analyze in Elasticsearch, and visualize in Kibana.
Whether you're interested in log files, infrastructure metrics, network
packets, or any other type of data, Beats serves as the foundation for
keeping a beat on your data.

Packetbeat is the open source data shipper that integrates with
Elasticsearch and Kibana to provide real-time analytics for web,
database, and other network protocols.

WWW: https://www.elastic.co/products/beats/packetbeat