Ethereal. It's been ported from Linux to Win32. It's lightweight. But it's not perfect and can crash.
www.ethereal.com If you use Windows 2000 or XP, just be sure to install the winpcap diver 2.3 beta. Otherwise 2.2 should work. http://netgroup-serv.polito.it/winpcap/ -- RFC 1149 Compliant. FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]