Minor release of this tool, but there has been a redesign of their site including a front page section with links to free, instructional videos.
Wireshark 1.2.4 Released
Nov 16, 2009
Wireshark 1.2.4 has been released. Installers for Windows, Mac OS X 10.5.5 and above (Intel and PPC), and source code is now available.
This release fixes a problem with some interface drivers on Windows and a problem saving RTP streams.
Official releases are available right now from the download page.
CISSP, MCSE, CSTA, Security+ SME