STUPIDSID
1(a)
List the entities of mobile IP and describe data transfer from a mobile node to a fixed node and vice versa.
5 M
1(b)
What advantages does the use of IPV6 offer for mobility?
5 M
1(c)
How much of the original GSM network does GPRS need? Which elements of the network perform the data transfer?
5 M
1(d)
What is Hidden and Exposed terminal problem? Discuss solutions to these problems.
5 M
2(a)
Explain how the power management is done in IEEE 802.11 infrastructure based and adhoc networks.
10 M
2(b)
Draw and explain architecture of GPRS network.
10 M
3(a)
Explain IP-in-IP, Minimal and Generic encapsulation. Also discuss their merits and demerits.
10 M
3(b)
Explain snooping TCP and mobile TCP with their merits and demerits.
10 M
4(a)
Why is routing in multi-hop ad-hoc networks complicated? What are the special challenges?
10 M
4(b)
What characteristics do the different orbits have? What are their pros and cons?
10 M
5(a)
Explain Bluetooth protocol stack with neat diagram.
10 M
5(b)
What are the functions of Authentication and Encryption in GSM.
10 M
6(a)
Explain WATM reference model with several access scenarios.
10 M
6(b)
What are the main benefits of Spread spectrum system. Explain direct sequence spread spectrum in detail. How can DSSS system benefit from multipath propagation.
10 M
Write short notes on any four of the following :-
7(a)
Mobile agents
5 M
7(b)
UMTS architecture and its domain.
5 M
7(c)
WML
5 M
7(d)
CDMA
5 M
7(e)
HIPERLAN
5 M
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