Nt1310 Network Model Paper

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Networking Vicki Phillips Dr. David Moore CIS 106 May 12, 2013 Describe the features of telecommunications networks, including key networking technologies. Cover the Open Systems Interconnection (OSI) model, including each logical layer. Companies today operate more now than ever before becoming internet work using intranets, Internet and so many telecommunications to allow them networks to support e-business operations and collaboration within their company, and with their suppliers, customers, and business associates. Telecommunications has move in a decontrolled and aggressive competitive market with many companies, vendors, carriers and services. When it comes to technology it is moving rapidly in open, internetworked digital networks for data, voice, and multimedia. The foremost development is how technologies has been built with…show more content…
This link is above the Physical layer it is responsible for end-to-end validity of what is being transmitted. Datalink layer is divided into; two sub-layer which is Media Access Control (MAC) that determines the physical addressing of the host. The MAC addresses (physical device addresses) that communicate with other devices within the network. Then there is the Logical Link Control (LLC) sub layer. What it is responsible for is the synchronizing frames, error checking, and the flow control. The third layer of the seven layers of (OSI) network model is the Network layer. The responsibility of the Network layer is managing the logical address information in packets and the delivery. The responsibility in managing logical addressing information and make sure that it is correctly sent to the right destination. The direct data packet generated by Network Layer using information that is stored in a table known as routing table. Routing table is a list available destination which enables the network layer to work with logical

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