Describe the role of a router in the OSI model and its functions at different layers.
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Describe the role of a router in the OSI model and its functions at different layers.
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- What are the primary functions of a hub, a switch, and a router in the context of the OSI model? How do they operate at different layers?Explain the concept of gateways and their role in connecting different network protocols at the OSI model's various layers.What is the primary function of a router in the context of the OSI model? Which OSI layers are involved in its operation?
- Explain the advantages and cons of connectionless protocols versus connection-based protocols in terms of performance.Using each layer of the OSI model, describe the protocol's path.A more in-depth discussion of network applications and application layer protocols is provided in the following sections.