ITM 102 Lecture 7: Class 7
15 Mar 2016
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Document Summary
Telephone networks and computer networks converging into single digital network using. More than 90% of canadian internet users have broadband access. Voice, data communicaion are increasingly taking place over broadband wireless plaforms. Major components in simple network o o o o o. Funcions of switched and routers managed by central program. Hundreds of local area of networks (lans) linked to irm-wide corporate network. Clients linked through network controlled by network server computer. Server sets rules of communicaion for network and provides every client with an address so others can ind it on the networks. Method of slicing digital messages into parcels (packets), sending packets along diferent communicaion paths as they become available, and then reassembling packets at desinaion. Previous circuit-switched networks requires assembly of complete point-to-point circuit. Packet switching more eicient use of network"s communicaions capacity. Protocols: rules that govern transmission of informaion between two points. Department of defense reference model for tcp/ip o.
