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unit 5 - networks
Network: A group of computers linked together
Why?
- to transfer information between the computers
- to share resources
- to store or save data to a single point
Peer-to-peer
simplest and cheapest method of networking.
Disadvantage all operations are occurring on the local machine.
All it takes network card in each computer and a network cable.
Non-peer networks
computers connected together where a server(s) controls client(s).
Environment: how the users are controlled
- Workgroup users are controlled at the local level (doesnt need special software)
- Domain users are controlled from the server level (needs special software)
Needed for Network: network card, cable, same language (protocol)
Protocol language that allows the machines to recognize each other, eg. Netbeui, TCP/IP
diagram of network
the computers are connected to the hub(s)
the hubs are connected to the router
Computer Computer Computer Computer
\/ \/
Hub---------Router---------Hub
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Computer Computer
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