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Question 1:
a) How is the four-way exchange employed for mutual authentication in WPA/RSN?
b) Elaborate on how inquiry attacks and traffic monitoring attacks can be used for location tracking in Bluetooth systems.
c) State the function of Wireless Transport Layer Security (WTLS). How is WTLS classified into three classes?
Question 2:
a) With a labeled diagram, explain the architecture of a GSM network. How a mobile station does authenticate itself to a serving GSM network?
b) How IEEE 802.11w will provide protection in three categories?
c) Why is the Authentication and Key Agreement (AKA) of 3GPP weak?
What are all the Base services provided by the OS? Interprocess communications (IPC) Task preemption Task priority Local/Remote Interprocess communication Semaphor
Point out the disadvantages of Ring Topology. The drawbacks of ring topologies are: a. It is considerably complex to install and reconfigure ring topology b. Media failur
The table below gives a summary of special IP addresses.
Explain RIB?
Q. Illustrate Go Back - N protocol? Go Back - N - Sender window size - Receiver window size = 1 - Why the names go back- N? - When the frame is spoilt the sende
SONET Frame Format SONET uses a basic transmission rate of STS -1 that is equivalent to 51.84 mbps. Higher level signals are integer multiples of the base rate. For exa
Issues with Bridges Connecting Different LANs - Frame format - differences in frame structure, fields used (example Ethernet to Token Ring) - Payload size - size of data en
Q. Show the Class D and Class E Addresses? Class D and Class E Addresses Class D - reserved for multicast addresses Multicasting - transmission method which allo
Quetion: A photodiode with a dark current of 10 nA has a responsivity of 0.4 A/W at a certain wavelength. What current flows through the photodiode when it is reverse biased an
Q. Explain TCP-IP Routing Architecture? The TCP/IP routing architecture looks extremely much like the OSI routing architecture. Hosts utilize a discovery protocol to o
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