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WinPcap 4.1.1 download
... to capture and transmit network packets bypassing the protocol stack, and has additional useful features, including kernel-level ... system to provide low-level network access, and a library that is used to easily access the low-level network layers. This library also contains the Windows version of the well ... many open source and commercial network tools, including protocol analyzers, network monitors, network intrusion detection systems, sniffers, ...
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