Section outline
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Basic concepts of computer networks
- A computer network, clients and servers, protocols
- Classifications of computer networks
The structure of the Internet
- Local, regional, backbone providers
- Points of presence (POP), internet exchange points (IX)
History of the Internet
Layered network architecture
- Layered architecture. Protocol stack. Level Interface
- Transmitting a message. Headings
- OSI Reference Model
- TCP/IP Reference Model
- Basic information about protocols