RawCap is a free command line network sniffer for Windows that uses raw sockets. It is a freeware network sniffing application that's light on system resources and easy-to-use.
Here are some screenshots to illustrate the features and user interface of this application:
Allows you to capture the network activity on the Windows platforms that use raw sockets for their connections. Screenshot of RawCap - 1546px · 817pxNetwork sniffer which captures traffic and saves it to a pcap file. Screenshot of RawCap - 1546px · 817px