Wireshark - Wireshark is a network protocol analyzer for Unix and Windows. It lets you capture and interactively browse the traffic running on a computer network.
vnStat - vnStat is a console-based network traffic monitor for Linux and BSD that keeps a log of network...
tcpdump - tcpdump is a common packet analyzer that runs under the command line.
darkstat - darkstat is a packet sniffer which runs as a background process, captures network traffic...
tcpflow - tcpflow, a TCP Flow Recorder, is a program that captures data transmitted as part of TCP...
ntop - ntopng High-Speed Web-based Traffic Analysis and Flow Collection ntopng is the next generation version of the original ntop, a network traffic probe that monitors network usage. ntopng is based on …