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Question;PART I;A number of techniques have been introduced to evolve;3G systems and 4G standards to improve the efficiency of VoIP support.;Discuss one of these techniques. (i.e., How has multi-input, multi-output;antenna design affected new mobile standards?)Compare OSIRM layer two security mechanisms, for the;standards WiFi and WiMAX.PART II- Between 300 and 500 word in;APA format.;Context: There is a distinct;connection between MAC and IP addresses that is essential between the data-link;and network layers.;Watch the following video;on YouTube.Define your understanding the MAC address and its;relationship to the data-link layer.How does packet switching use the MAC address?Reference other material that aided you in your;understanding.


Paper#36485 | Written in 18-Jul-2015

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