GTU Computer Engineering (Semester 8)
Advance Computer Networks
May 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


1 (a) Discuss benefits and drawback of optical networking.
7 M
1 (b) Explain working of DWDM and network configuration in DWDM.
7 M

2 (a) Discuss the functions of each SONET layer. What is the relationship between SONET and SDH?
7 M
Solve any one question from Q2(b) & Q2(c)
2 (b) Explain the functions of ATM adaption layers with ALL1 and ALL2 in details.
7 M
2 (c) Explain in detail TCP/IP Protocol suite.
7 M

Solve any two question from Q3(a), Q3(b) & Q3(c), Q3(d)
3 (a) Discuss the benefits of using ATM technology.
7 M
3 (b) Write a short note on: Virtual Circuit Packet Switching.
7 M
3 (c) Explain ATM header cell format.
7 M
3 (d) Write a short note on: X.25.
7 M

Solve any two question from Q4(a), Q4(b) & Q4(c), Q4(d)
4 (a) List and explain various QoS and Traffic parameters used in ATM networks.
7 M
4 (b) What is multimedia over Internet? Explain VOIP.
7 M
4 (c) Write a short note on SNMP (Standard Network Management Protocol).
7 M
4 (d) Explain BGP (Border Gateway Protocol) routing protocol.
7 M

Solve any two question from Q5(a), Q5(b) & Q5(c), Q5(d)
5 (a) Write a Short note on Dynamic Host Configuration protocol.
7 M
5 (b) Compare and contrast ATM and MPLS networks.
7 M
5 (c) Explain availability, reliability and maintainability of a network in detail.
7 M
5 (d) Explain Open Shortest Path First Protocol.
7 M



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