Network model
Network models
Peer-to-peer: used for sharing resources (files, printers, storage)
Client-server: data management & hosting are centralized at the server.
Network types
LAN (Ethernet standard): used in limited geographical area (floor, building, campus...)
WAN: connects devices in a large geographical area, such as multiple cities or countries. WAN are used to connect LANs, and use technologies such as fiber-optic cables. The Internet is the largest WAN.
IPv4 vs IPv6
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