IP multicasting is a set of technologies that enable efficient delivery of data to many locations on a network. Rather than making multiple copies of a message intended to be distributed to multiple recipients at the （请作答此选项） of origin of a message, multicasting initially sends just one （ ） and does not copy it to the individual recipients until it reaches the closest common point on the network, thereby （ ） the bandwidth consumed. Network performance is significantly （ ） because it isn’t bogged down with the processing and transmission of several large data files; each receiving computer doesn’t have to （ ） the transmitting server for the file.
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e recipients at the （请作答此选项） of origin of a message, multicasting initially sends just one （ ） and d
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IP multicasting is a set of technologies that enable efficient delivery of data to many locations on
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eans a lot of the information is stored and processed on computers out on the network, there is grow
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eans a lot of the information is stored and processed on computers out on the network, there is grow
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eans a lot of the information is stored and processed on computers out on the network, there is grow