NTC406 Individual week 3
NTC406 Individual week 3
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This 0 page Study Guide was uploaded by tophomework Notetaker on Saturday November 14, 2015. The Study Guide belongs to a course at a university taught by a professor in Fall. Since its upload, it has received 15 views.
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Date Created: 11/14/15
Bandwidth Management Paper Video is a medium for the broadcasting recording and copying of moving visual images Bandwidth for video is varies depending on the quality but normal bandwidth for 320x180 resolution screen is 250 kbps Video conferencing requires 270 kbps bandwidth For video streaming and conferencing a speci ed bandwidth is required which must be maintain separately Normal bandwidth for voice for peer to peer is 24kbps For audio conferencing 461 kbps is required and does not need high bandwidth to be maintained separately Recording format encodes data for storage on a storage medium File format encodes data for storage in a computer le Bandwidth varies for different types of data The minimum bandwidth for data is in byes and maximum is in mega byes for data transfer Data transfer rate depends upon the type of le The data can be transfer in low bandwidth but in that case it will require too much time If it does not need high bandwidth there is no need to be maintained separately Bandwidth is a measurement of the rate that electronic signals travel through mediums like wires cables and channels or capacity of the network to transmit data on the network There are different transmission mediums such as audio video and voice Bandwidth need is different because these are different data formats In analog transmission like voice signals over copper telephone lines bandwidth is measured in Hertz Three bandwidth techniques are Traf c Management 005 Caching and Compression so these are different bandwidth techniques used over a network and are managed with UDP UDP is used in place of TCP when a dependable transfer is not required Important data such as web pages and database information is never sent by UDP Because it propositions speed owing media such as video audio and others it uses UDP Because there is no error checking error correction ow control or acknowledgment done by UDP it is faster than TCP Bandwidth management controls packets and traf c on a network that avoid over lling the link to capacity resulting in network congestion and poor performance of the network Traf c shapers are a bandwidth management technique that limit speed and bandwidth that is available to certain data streams You can limit applications or specify the amount of bandwidth that is available to each user this is known as packet shaping or bandwidth limiting QOS helps packet shaping to work more effectively Packet shaping is used to limit or delay low priority traf c doing so makes more room for high priority traf c 005 makes sure the packets that are sent out before other traf c guaranteeing it arrives at the correct destination within a certain time frame REFERENCES Retrieved from httpwww eformatinfomirroregffch 1003htm Retrieved from httpwwwaynetworkscomComparative20anaysis TCP20Vs20UDPhtm
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