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Unformatted text preview: Faculty of Sciences of Gabes 2011/2012 Takoua BECHA LARI3 Network Fundamentals Basic concepts : - Network A group of computers connected together in a way that allows . information to be exchanged between the computers- Node . Anything that is connected to the network While a node is typically a , - . computer it can also be something like a printer or CD ROM tower- Segment , , Any portion of a network that is separated by a switch bridge or , . router from other parts of the network- Backbone . The main cabling of a network that all of the segments connect to , Typically the backbone is capable of carrying more information than the individual . , segments For example each segment may have a transfer rate of 10 Mbps ( : ), megabits per second 1 million bits a second while the backbone may operate . at 100 Mbps- Topology . The way that each node is physically connected to the network Physical Network Topologies The hardware used to build the network will usually require that the structure of . the network conform to a certain design The word topology is used to describe , what the network looks like when drawn on paper and to a large extent how it . operates Bus Topology A bus topology connects all computers...
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- Spring '11