Assignment
This week we are working on a papper: OSI model
1. Describe layer 2 (data link layer) of OSI model, what is the function and what is layer 2 responsible for. You need to focus on a simple point to point data link frame aspects.
2. Describe layer 3 (network layer) of OSI model, the functionality and important functions. Use IP as an example.
3. Describe layer 4 (transport layer) of OSI model. Focus on key functionality areas. Use TCP protocol as an example.