Open Source Networking

Descriptions of open source networking software for Linux or BSD systems: configuration, operation, maintenance

One million virtual machines on the march

A network of virtual machines can be used for practical testing and research. Sandia National Laboratories recently announced that they have created a virtual network of three hundred thousand virtual machines, each of which is running the Android operating system, on a single large supercomputer. In the recent past the researchers at Sandia National Laboratories […]

Why use a Virtual Machine?

I am building a virtual machine that will run the open-source network simulation tools that I want to research. There are good reasons to use a virtual machine for these experiments, even if software running inside a virtual machine may run slightly slower than software running on a native host. Below, I list the benefits

Auditing Introduction to Computer Networks

Today, I registered for the on-line course, Introduction to Computer Networks, presented by Stanford University. The class, which starts on October 8, is a massive open online course. One of the instructors, Nick McKeown, co-founded and sold three technology companies of which the most notable is Nicara, which focused on Software Defined Networks. So, I

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

A quick thought on virtualization

I chose to look at the NetKit network simulation tool first for two reasons: NetKit has an adequate number of lab scenarios ready to use and it is available as a bootable disk image, which makes it easy to just try it out. Because I wanted to keep things simple and avoid repartitioning my hard

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,

Open-source network simulator roundup

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’ve searched around and found a long list of potential solutions for an open-source

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