Software defined networking (SDN) SDN (software defined networking) is highly correlated with NFV. SDN is a big deal in IT and Telecom. NFV is all about building up virtual platforms. SDN is about making IP networks more flexible, more customizable, more programmable so that packet routing is possible with lots of flexibility and agility. Imagine a router, a physical piece of hardware, specifically designed and manufactured for implementing software functions that allow us control over the delivery of our data packets at its core. SDN now allows us to extract the software function from the actual piece of hardware. Now, we can take this extracted software function and apply it…