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A java packet sniffer and forger that wraps pcap libs.
Sniffer4J is a java packet capture and manipulation tool that allows full analysis of a network.
It is built upon pcap libs (winpcap, and libpcap) and can run in Windows and most Linux flavors.
The current stable version (2.0) provides shared libraries (.dll and .SO) compiled and tested for both x86 and x64 architectures.
Sniffer4J work’s by parsing packets in a comprehensive Pdu format.
This project uses JPcap library.
By using it you can view Packet level information about ongoing traffic on your network.
For windows7 you need to run the Jar file as Admin.