Packet recorder appliances are one of the last network components that have insane prices. Years ago this was justified by the fact that in order to capture traffic at high speed it was mandatory to use costly custom packet capture … Continue reading
Say hello to nDPI (Network DPI)
The equation “port = (application) protocol” no longer holds. DPI (Deep Packet Inspection) is the way to detect known protocols on non-known ports (e.g. http on ports other than 80) and traffic on know port that is not the one … Continue reading