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Network question

1. What is the difference between Mesh, Bus, Ring and Star topologies? Bus topology advantages are the cable is inexpensive, simple to understand and easily to extend. Bus disadvantages are difficult to troubleshoot, increase network traffic decrease network performance and limited physical length. Star topology is configured in the shape of a star. The advantages of a Star are failure of a computer will not stop the network, easy troubleshooting, easy to add additional computer to the network. Star disadvantages are expensive cable between each computer and if the hub fails the network will stop. Ring topology is in the shape of a ring the advantages of ring are the equal opportunities for all computers to transmit data, simple installation and no degradation of signal. The disadvantages are failure of any node stops the network; distance is limited


and networked must be stop to add new connection. Mesh is a network topology that uses redundant links to connect the network. Mesh uses all the advantages of all of the other topology list above (academic.regis.edu). The disadvantage are difficult to troubleshoot and difficult to maintain.

3. Explain what levels of the OSI model does TCP/IP function? ISO designed the OSI model in seven layers: application, presentation, session, transport, network, data link, and physical. TCP/IP and its components relate to these layers. TCP/IP integrates the functionality of the OSI models session, presentation, and application layers into the application layer. In a similar comparison, TCP/IP as OSI monitors and controls data that's sent across the network while UDP doesn't. Applications use UDP when they monitor their own communication and don't need the co

Some topics in this essay:
Ring Star, Ethernet Token, Expensive Wireless, TCP/IP's Internet, TCP/IP OSI, Ring Ethernet, Applications UDP, TCP OSI's, token ring, data link, difficult troubleshoot, EMI Disadvantages, , osi model, data link layer, fast distance, disadvantages expensive, layer corresponds, link physical, ring advantages, disadvantages difficult, data link physical,

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Approximate Word count = 576
Approximate Pages = 2 (250 words per page double spaced)


  

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