wireshark: wireshark (Network protocol analyzer) wireshark: wireshark: Wireshark is a free network protocol analyzer for Unix and Windows. It wireshark: allows you to examine data from a live network or from a capture file wireshark: on disk. You can interactively browse the capture data, viewing wireshark: summary and detail information for each packet. Wireshark has several wireshark: powerful features, including a rich display filter language and the wireshark: ability to view the reconstructed stream of a TCP session. wireshark: wireshark: wireshark: