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Internet A simple introduction 400410048 黃韻文 400410082 申逸慈.

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Presentation on theme: "Internet A simple introduction 400410048 黃韻文 400410082 申逸慈."— Presentation transcript:

1 Internet A simple introduction 400410048 黃韻文 400410082 申逸慈

2 What is the Internet ● Connected computing devices ● Communication links ● Packet switches

3 What is the Internet ● Internet : network of networks - Interconnected ISPs ● Protocols - TCP, IP, HTTP, 802.11 etc ● Internet standard - RFC, IETF

4 What is the Internet ● Provides services to apps ● Provides programming interface to apps

5 Protocol A human protocol A computer network protocol

6 Protocol govern all communication activity in Internet ● Define format 、 order 、 messages sent and received among network entities ● Define actions taken on messages transmission 、 receipt

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