Ch 4 · Networks & the Internet · Theory

Topic 4 of 10 in Networks & Data Transmission — How Machines Talk — 3 lessons.

LANs and WANs

A network connects devices so they can share data and resources.

Addresses: IP and MAC

Two kinds of address identify a device on a network:

Internet vs the Web

All topics in Theory Networks-transmission

1. Sending Bits Down a Wire
2. Error Detection
3. Encryption
4. Networks & the Internet
5. Protocols
6. Packet Switching
7. Topologies & Addressing
8. The Web, Cyber-security & Digital Currency
9. Cloud Computing
10. Check Your Understanding