Understanding the OSI Model
The OSI (Open Systems Interconnection Reference Model) uses layers to visually describe what is happening with a specific network system.
Basically, the OSI model has the following features:
It makes it easy for us to visualize the big picture of the network and understand how computer networks basically work.
Through the OSI model, we can understand how hardware and software work together.
It helps network administrators narrow down problems when there are network issues by separating layers.