networking training in ambala ! batra computer centre
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The 1st trans-Atlantic fiber optics was laid in 1988. it was called TAT-8, and it carried 40000 telephone circuits. Some subsequent fiber optics cable include TAT-9 and TAT-12. Currently , there are 10 such cables in service and, another 10 under construction or planned.
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1970’s : limited long-distance (wide area networking) networks
1980’s : emergence of local area networks, with standards
1990’s : integration of the two – data networks became ubiquitous.
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Telecommunication (referring mainly to voice transmission ) medias are mainly circuit switched and the industry conservative.
Data Networking (referring mainly to data transmission) medias are mainly packet switched and the industry dynamic.
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Network
Metropolitan Area Network (MAN)
Wide area network (WAN)
Local Area Network (LAN)
Ph. No.: 8222066670, 4000670 Website: www.batracomputercentre.com
In formation technology, a network is a series of points or nodes interconnected by communication paths. Networks can interconnected with other networks and contain sub networks
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A local area networks (LAN) is usually privately owned and links the devices in a single office, building, or campus.
Depending upon the needs of an organization and the type of technology used.
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A wide area network (WAN) provide long-distance transmission of data, voice, image and video information over large geographical areas that may comprise a country, a continent or even the whole world.
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A metropolitan area network (MAN) is designed to extend over an entire city. It may be single network such as a cable television network, or it may be a means of connecting a number of LANs info larger network so that resources may be shared LAN-to-LAN as well as device-to-device.
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ADDRESS: SCO -15, Dayal Bagh, Near Hanuman Mandir Ambala Cantt-133001 HaryanaPh. No.: 9729666670, 8222066670 &0171-4000670Email ID: [email protected]: www.batracomputercentre.com