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Internet creation, function, real-world links
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Module 2
Physical Infrastructure and Network Types
1
Data Transmission Media
Identify the physical media used to transmit data (copper, fiber optic, wireless)
2
Data Encoding in Physical Media
Explain how data is encoded as electrical or light signals on physical media
3
Network Types: LAN, WAN, MAN, and PAN
Define and distinguish between LAN, WAN, MAN, and PAN
4
Understanding Common Network Topologies
Describe common network topologies (star, mesh, bus)
5
Home Network Devices: Modems, Switches, and Routers
Explain the high-level roles of modems, switches, and routers in a home network
6
ISP Hierarchy Explained
Describe the hierarchical structure of ISPs (Tier 1, Tier 2, Tier 3)
7
The Role of IXPs in Network Connectivity
Explain the role of Internet Exchange Points in connecting networks
Previous module
The Birth of the Internet
Next module
Layered Network Models