A tutorial on the Open Systems Interconnection (OSI) networking reference model plus tips on how to memorize the seven layers.

Of the seven layers of the OSI Model, layers 5 and 6, the session and presentation layers, are the two least relevant layers for network engineers. Disagree? Got a great example of how expert ...

OSI's Model For Security 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.

This paper explains the 2 popular reference models: OSI reference model and TCP/IP model, by comparing the functionality of each layer in both models.

The basic idea behind the OSI reference model is this— Each layer is in charge of some kind of processing and each layer only talks to the layers immediately below and above it. For example, the ...

Putting the RAMI 4.0 model in perspective, in the glossary of the VDI/VDE-GMA 7.21 Industrie 4.0 technical committee, a reference model is defined as a model that can be generally applied and can be ...