Please provide an explanation of each of the seven OSI model levels, as well as the seven sublayers that lie underneath them, and the protocols that are used at each level.

Illustrate the seven layers of the OSI model and the functions associated with each layer.

Explain the purpose of the OSI (Open Systems Interconnection) model and its seven layers. What are some key responsibilities of each layer?

There are not always seven layers included in the OSI reference model, despite the fact that there are intended to be. If we can avoid using fewer layers, what would be the use of doing so? Is there anything that may go wrong if we employed fewer layers? / Is there anything that might go wrong?