Short description of Packet Sniffer SDK for Windows 4.2: Packet Sniffer SDK (PSSDK) is the most powerful component suite for network packet capture in Windows OS family environment. All Packet Sniffer SDK editions (DLL, VCL, and static libraries for VC and Borland compilers) don't require any pre-installed packet drivers, support multi-Gigabit networks, work with multiprocessor (SMP) systems, and have BPF (BSD packet filtering) engine on the internal driver level.