What you're looking for is a netflow analyser. There are plenty of free tools you can use and I believe one is crudely integrated with observium. You're better off with a separate product though. Netflow is notoriously IO intensive and having it built into observium would be like dividing by zero.

Sent from my HTC

----- Reply message ----- From: "Eliezer Sousa" eliezer@ricas.com.br To: observium@observium.org Subject: [Observium] Help top talkers Date: Tue, Dec 16, 2014 1:34 AM

good afternoon! need to find out who the top Talkers on my network with observium, someone already did that?Thank you for your help. Eliezer de Sousa