Vocabulary URL = uniform resource locator: web address protocol –set of rules that networked computers follow in order to share data and coordinate communications.

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Vocabulary URL = uniform resource locator: web address protocol –set of rules that networked computers follow in order to share data and coordinate communications TCP/IP –protocols used for the Internet –TCP – transmission control protocol: packet breakup & reassembly –IP – Internet protocol: shipping DNS –Domain Name Service packet –part of a message router –computer responsible for directing the network’s traffic 12

The Internet - How it works MESSAGE MESSAGE 13

Routing 14

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