What is a virtual machine? A virtual machine (VM) is software that runs programs or applications without being tied to a physical machine. In a VM instance, one or more guest machines can run on a ...

The phrase software-defined networking (SDN) was coined when it was necessary to distinguish the concept from the hardware-based variety. Since that time, "SDN" has come to mean the type of dynamic ...

Microsoft has announced a major update to its Windows Server licensing program, which in part was driven by threats of legal action by the European Union. The most notable change is adding the option ...

As virtualization software continues to evolve, so do the options for network specialists, IT managers, CTOs, and CIOs. In order to help make the best decision for your organization, it’s important to ...

Tremendous shifts in networking research and development over the last few years have resulted in a whole new class of networking devices, more widely known as Software Defined Networking (SDN) ...

How to create VirtualBox networks with the Host Network Manager Your email has been sent Jack Wallen walks you through the process of creating virtual networks with VirtualBox so you can test guest ...

How many virtual machines can you fit on a host server? That's a frequently-asked question when IT pros consider which hardware options to purchase for their virtual hosts. In this tip, I share things ...