Tcpreplay

Tcpreplay is an awesome, open-source tool made for testing network devices. It's super handy and works through the command line. Developed in C, it helps you use captured traffic to see how your network setup holds up. It’s compatible with *NIX operating systems, so whether you’re on GNU/Linux, Solaris, BSD, or even Mac OS X, you’re good to go!

What Does Tcpreplay Do?

This software comes packed with some cool command-line tools like tcpprep, tcprewrite, tcpreplay, and tcpbridge. These tools let you:

• Classify network traffic into server and client.


• Replay captured traffic back onto the network.


• Rewrite TCP/IP headers and handle Layer 2, 3, and 4 stuff.


• Bridge two different network segments.

Who Can Use Tcpreplay?

Tcpreplay is perfect for anyone wanting to test out their routers or security devices. Whether it's an IPS (Intrusion Prevention System), UTM (Unified Threat Management) device, firewall, or a NIDS (Network Intrusion Detection System), this tool has got you covered!

How to Get Started

If you’re ready to dive in and start testing your network hardware with Tcpreplay, first you'll need to download the latest version from Softpas. It's free and comes as a tar.gz file archive.

Installation Steps

1. Save the archive on your computer.


2. Unpack it using your favorite method.


3. Open up a terminal window.


4. Navigate to where you unpacked the files with the ‘cd’ command.


5. Run ‘./configure && make’ followed by ‘make install’ as root or using sudo.

Using Tcpreplay

Once you've got it installed, just type ‘tcpreplay --help’ in your terminal. This will show you all the default options and even give you some usage examples! For more detailed info about how to get the most out of it, check out their website too!