GTU Computer Engineering (Semester 8)
Advance Computer Networks
June 2014
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) Explain optical networking with its benefits and drawbacks.
7 M
1 (b) Explain working of DWDM and network configuration in DWDM.
7 M

2 (a) Explain ATM reference model.
7 M
2 (b) What are the needs of packet switching? Explain working of packet switching and also methods for packet switching.
7 M
2 (c) Explain SONET Layered architecture and Frame format for SONET.
7 M

3 (a) Explain Architecture of X.25.
7 M
3 (b) Explain IP Addressing using Classful and Classless Addresses.
7 M
3 (c) Explain Internet Control Message protocol with message types, Message format and Error reporting.
7 M
3 (d) What is Socket? List down the advantage of using socket interface and Explain TCP Socket.
7 M

4 (a) Write a Short note on Dynamic Host Configuration protocol.
7 M
4 (b) Explain Open Shortest Path First Protocol.
7 M
4 (c) Explain Storage Area Network with its Architecture.
7 M
4 (d) Explain Traffic Characteristics in details.
7 M

5 (a) Explain working, implementation and features of RSVP protocol.
7 M
5 (b) Write a Short note on STP(Spanning Tree Protocol).
7 M
5 (c) Describe working of RIP protocol and compare with IGRP.
7 M
5 (d) Write a Short note on RTP and SIP Protocol.
7 M



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