From MicroOLAP Technologies:
MicroOLAP TCPDUMP for Windows accurately reproduces all features of the original tcpdump by LBNL's Network Research Group , developed for the UNIX systems.
Since MicroOLAP TCPDUMP for Windows is compiled with the Packet Sniffer SDK, it has the following advantages:
Does not require any third-party preinstalled drivers.
Works from the single 400K .EXE file.
Supports 1Gbit networks.
May be launched remotely using Windows Terminal, Radmin, and other remote administration systems.
It is portable, i.e. it works from removable devices.