Tcpreplay 4.1.1 Description:
Tcpreplay (TCP (Transmission Control Protocol) Replay) is an open source and free software project implemented in C and designed to act as a command-line tool that comprises of several utilities for *NIX operating systems, allowing users to test a variety of network devices by using captured traffic via the libpcap library. The program is written in the C programming language and it is fully compatible with various GNU/Linux distributions, as well as other UNIX-like systems, such as Solaris, BSD and Mac OS X. The program comes pre-loaded with several CLI tools, including tcpprep, tcprewrite, tcpreplay and tcpbridge. They allow you to classify network traffic as server and client, replay the traffic back onto the network, rewrite TCP/IP and Layer 2, 3 and 4 headers, as well as to bridge two network segments.