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Question:
(a) Explain and illustrate different architectures for IEEE802.11 (WiFi).
(b) The MAC management of IEEE802.11 handles transmitter activity for power management. With the help of a diagram explain how this power management is achieved within the different network architectures supported by IEEE802.11.
(c) Explain the following terms in the Bluetooth architecture:
(i) Master
(ii) Piconet
(iii) Slave
(iv) Parked Devices
(v) Standby Devices
(vi) Scatternet
(d) The Java APIs for Bluetooth Wireless Technology provide functionalities that fall in three categories. State and explain those categories.
What are gateways? Gateways give connectivity among two or more network segments. It is usually a computer that runs the gateway software and gives translation services. This t
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State the congestion avoidance process Notifies the source that congestion avoidance process should be initiated where applicable for traffic in the opposite direction of the r
Question Which elementary logic gate is equivalent to this circuit? Show your working.
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Explain Is NAT a firewall?
Name the OSI layer which performs code conversion, code formatting and encryption Ans) Presentation layer performs code conversion, code formatting and encryption
Control Frame: solicit_successor Periodically ask for any station to link by sending solicit_successor Token with sender's addr and successor's addr wait 2 (as in
What is the advantage of address sharing? By using address translation instead of routing, address sharing gives an inherent security benefit. That's because host PCs on the In
Middleware is distributed software required to support interaction among clients and servers. In short, it is the software that is in the middle of the Client/Server systems and it
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