An approach to designing and operating large-scale networks that is based on programming the forwarding decisions in routers and switches via software from a central server. Software-defined ...

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 ...

SDN is often thought of as the abstraction of the networking control plane, or the system that decides where traffic flows across a network, from the networking data plane, which is the system that ...

An operating system that is designed for a server. Normally, it is a complete operating system with file, task and job management; however, with some earlier products, it was a separate component that ...