The lowest level protocols are placed at the bottom, creating the foundation upon which higher levels, or coatings, are placed. The OSI Reference Model, for example, includes seven layers, each of which is interrelated, providing assistance to those above and below.
<h3>What are the layers of stack protocol?</h3>
- Application layer. As indicated by its name, the application layer is responsible for communication between applications operating on two different end systems.
- Transport layer
- Network layer
- Link layer.
- Physical layer.
<h3>What is the top layer of the protocol stack?</h3>
The collection of protocols used in a communications network. A protocol stack is a defined hierarchy of software layers, starting from the application layer at the top (the source of the data being sent) to the data link layer at the bottom
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