simulation

related to the network simulators and other VM-management tools

Eliminate garbage data in the CORE Network Emulator

While working through some of the previous tutorials about the CORE Network Emulator or IPv6, we noticed some strange broadcast packets in the Wireshark packet analyzer that appeared to have nothing to do with the processes running on the simulated network. For example, we started a simulation consisting of two nodes connected to the same […]

IMUNES network simulator test drive

The Integrated Multiprotocol Network Emulator/Simulator (IMUNES) is a fast, functional network simulator that runs on the FreeBSD operating system. It was created by a team of researchers and educators at the University of Zagreb. The IMUNES development team offers a VirtualBox image of a FreeBSD system with IMUNES installed so it is easy to evaluate.

CORE Network Emulator test drive

The Common Open Research Emulator (CORE) is an open-source network simulator developed by Boeing’s Research and Technology division and supported, in part, by the US Naval Research Laboratory. It is a fork of the IMUNES Network Emulator project and it was developed as a tool to support a mobile data networking research project. It can

Using Netkit pre-configured labs

The Netkit open-source network simulator was created by a group of university professors who use it as a tool in their teaching. They created a large number of pre-configured lab scenarios, each with lecture slides that describe the scenario and the technology used in the scenario, and make these assets available on the Netkit web

Using Cloonix: the graph interface

I used the Cloonix open-source network simulator to simulate a very simple network. This helped me understand how to use the “point and click” functionality provided by the graph function to manually build and configure a test network. I also hope that the following procedure would be useful as a simple tutorial for anyone interested

Cloonix network simulator test drive

This article describes my first experience with the cloonix open-source network simulator. I installed cloonix on ubuntu 12.04 and tested it by running the demonstration script provided with the cloonix package. The demonstration script sets up a simulated OSPF network and runs HTTP traffic between two virtual computers attached to that network. The cloonix package

NetKit test drive

Let’s look at the NetKit network simulator first. NetKit offers some useful prepared labs and provides the NetKit files already installed on a Knoppix LiveDVD. These assets make it easy to try out Netkit. To take a first look at NetKit, we will load the LiveDVD into a VirtualBox virtual machine running on our computer

Even more open-source network simulators

NOTE updated February 26, 2013: This post contains old information. I created a page that lists all the open-source network simulators listed in the post below. I will keep the page up-to-date. Please see the List of Open-Source Network Simulators page. I am impressed with the number of network simulation tools available as open-source software.

More open-source network simulators

NOTE updated February 26, 2013: This post contains old information. I created a page that lists all the open-source network simulators listed in the post below. I will keep the page up-to-date. Please see the List of Open-Source Network Simulators page. I found some more open-source network simulation projects to investigate: the Clack Graphical Router,

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