A reference model is a virtual model which defines how communication should take place. It logically divides the processes which are required for the communication into layers. This concept is known ...

There are two models in wide use, a 7-layered one called the OSI model and a 4-layered one used by IP, the Internet Protocol. IP's 4-layer model is what we're going to talk about here. It's a simpler ...

Peeling back the layers of IoT devices reveals most of them are nothing more than what are already on the Internet in the form of present-day M2M devices. In just six years, according to Cisco Systems ...