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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.
Define the term - Handoff and Dynamic configuration Handoff/roaming The MAC protocol used in the wireless LAN should enable mobile stations to move from one cell to anoth
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Point to Point Architecture The term peer means equal which can be informally interpreted as a process with capability similar to the other processes with process communic
Question: (a) Do you agree with the following statements (specify your reasons to support your answer for each):- i) Policies are the foundation for the development of sta
What is CRC The CRC is computed while transmission and appended to output stream as soon as last bit goes out onto wire. If the CRC were in header, it will be necessary to make
What is Explicit congestion signalling In general way, for explicit congestion avoidance, the network alerts end systems to growing congestion within the network and the end sy
What is silly window syndrome? It is a difficulty that can ruin TCP performance. This problem happens when data are passed to the sending TCP entity in large blocks, but an int
A magazine publisher based in Nairobi has branch in Kisumu, and one in Mombasa. The company has kept in touch by telephone and courier service. Each office is networked. The networ
Consider the following network example. Suppose that the distance vector (DV) routing algorithm is used to compute the distance between nodes. (a) Show the procedure of nod
Q. Define Guided Media? - Offers a conduit from one device to another - Signal is directed as well as contained by physical limits of medium - Twisted-pair and coaxial ut
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