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 ...

A computer network as we usually visualize it involves various cables (Ethernet, fiber optic, coaxial) connecting to appliances like routers and switches, which direct data packets where they need to ...

When systems engineers build or repair computer software or hardware, they need consistent processes in place to keep it running smoothly. Configuration management is the name for this set of ...

The increasing complexity of cyberattacks and the ease of automation means you should always have a well-configured firewall on your computer. That helps to filter unwanted traffic before it gets onto ...