Wireshark is the world's foremost network protocol analyzer, and is the de facto (and often de jure) standard across many industries and educational institutions.

Changelog:
* Wireshark's main window now has a start page
* The display filter entry now supports autocompletion
* GTK1 support has been removed

Program Information Category: Internet and communication Type: Free Version: 1.1.0 Size: 16.2MB Works on: Windows, Mac Product page: here