Summary
You should now be able to:
- Describe the components of the Internet architecture from both a horizontal and a vertical point of view
- Tell the difference between the edge and the core network
- Explain why the network design is divided into protocol layers and what a network service is
- Enumerate the layers of the TCP/IP stack or the ISO/OSI reference model
- Define the concept of encapsulation in communication networks
- Describe the characteristics and name some protocol examples of the Application layer
- Describe the characteristics and name some protocol examples of the Transport layer