SPPU Information Technology (Semester 8)
Advance Computer Networks
December 2016
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


Solve any one question from Q.1(a,b)& Q2.(a,b)
1(a) Describe architecture of WiMAX.
6 M
1(b) What are different network elements?
4 M

2(a) What are ATM traffic descriptor? Explain.
6 M
2(b) What is Network address translation?
4 M

Solve any one question from Q.3(a,b)& Q.4(a,b)
3(a) Draw header strucutre of ATM cell at U-N interface.
6 M
3(b) What is multiprotocol label switching?
4 M

4(a) Describe in detail VoIP.
6 M
4(b) What is multirate circuit switching?
4 M

Solve any one question from Q.5(a,b)& Q.6(a,b)
5(a) What do you mean by loassless compression? State different lossless compression techniques. Explain any one detail.
10 M
5(b) Describe various components of TCP congestion control?
8 M

6(a) What are different strategies to avoid congestion? Explain any one in detail.
10 M
6(b) Define Qos? How RSVP supports to improve the overall Qos of netwrok?
8 M

Solve any one question from Q.7(a,b)& Q.8(a,b)
7(a) Explain characteristics Mobile IP.
8 M
7(b) What is MPLS? Explain the operations of MPLS in detail.
8 M

8(a) What is GMPLS? Where it is used? Justify youy answer.
8 M
8(b) Discuss the challenges of traffic engineering in IP/MPLS network.
8 M

Solve any one question from Q.9(a,b)& Q.10(a,b)
9(a) Explain basic architectural stack of IEEE 802.16.
8 M
9(b) Explain Cluster-Based wireless networks.
8 M

10(a) Describe high rate and low rate WPAN.
8 M
10(b) Explain in detail MAC implementation of IEEE 802.16.
8 M



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