5 intro to networking

References ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What is a Network? A network consists of 2 or more computers connected together, and they can communicate and share resources (e.g. information)

Why Networking? ,[object Object],[object Object],[object Object]

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How many kinds of Networks? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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[object Object],Twisted-Pair Cables

[object Object],[object Object],[object Object],Metal Insulator

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LAN and WAN ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],WAN Student Computer Centre Your home USA

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The connection is shared by a number of subscribers, hence may raise performance and security problems Fiber-optic cable Cable company Coaxial Cable TV PC Cable Drop

[object Object],[object Object],[object Object],[object Object],[object Object],Ethernet link to PC Coaxial link from cable TV socket Teryon Cable Modem

Peer-to-Peer Networks ,[object Object],[object Object],[object Object],Peer-to-peer

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Clients and Servers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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Topology ― 3 basic types ,[object Object],[object Object],[object Object],Hub

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How to construct a network with Bus / Star Topology? ,[object Object],[object Object],BNC T-Connector Coaxial cable Network Card

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5 intro to networking

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5 intro to networking