Decoding the OSI Model A Deep Dive into , What is OSI Model? – Layers of OSI Model.

OSI stands for Open Systems Interconnection. It was developed by ISO – ‘International Organization for Standardization’, in the year 1984. It is a 7-layer architecture with each layer having specific functionality to perform. All these 7 layers work collaboratively to transmit the data from one person to another across the globe.
What are the 7 layers of the OSI Model?
The OSI model consists of seven abstraction layers arranged in a top-down order:

Physical Layer
Data Link Layer
Network Layer
Transport Layer
Session Layer
Presentation Layer
Application Layer