Abstract: A mobile unit comprising a processing resource configured to: (a) connect, via a network interface, to a first organizational network of the organizational networks, the first organizational network being an active organizational network; (b) obtain network traffic comprising a plurality of first packets originating from at least one of the active organizational network's IT systems and a plurality of second packets originating from at least one of the active organizational network's OT systems; (c) perform Deep Packet Inspection (DPI) of the second packets, for obtaining DPI information; (d) record, on a media, the first packets and the DPI information; (e) disconnect from the active organizational network; (f) connect, via the network interface, to a subsequent organizational network of the organizational networks, the subsequent organizational network being the active organizational network after connecting thereto; and (g) repeat steps (b) to (f).