GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-VIII (OLD) EXAMINATION — WINTER 2018
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Subject Code: 180704 Date: 29/11/2018
Subject Name: Advance Computer Networks
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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Q.1 (a) What is OSI reference model? Explain Layers of OSI model in details. (07)
(b) Explain in detail TCP/IP Protocol suite. (07)
Q.2 (a) Discuss the functions of each SONET layer. What is the relationship between SONET and SDH? (07)
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(b) Explain working of DWDM and network configuration in DWDM. (07)
OR
(b) Explain the functions of ATM adaption layers with ALL1 and ALL2 in Details. (07)
Q.3 (a) Write a short note on: X.25 (07)
(b) Write a short note on: Virtual Circuit Packet Switching. (07)
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OR
Q.3 (a) Discuss the benefits of using ATM technology (07)
(b) Explain ATM header cell format. (07)
Q.4 (a) List and explain various QoS and Traffic parameters used in ATM networks (07)
(b) What is multimedia over Internet? Explain VOIP. (07)
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OR
Q.4 (a) Write a short note on SNMP (Standard Network Management Protocol). (07)
(b) Explain BGP (Border Gateway Protocol) routing protocol. (07)
Q.5 (a) Write a Short note on Dynamic Host Configuration protocol (07)
(b) Compare and contrast ATM and MPLS networks. (07)
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OR
Q.5 (a) Explain availability, reliability and maintainability of a network in detail. (07)
(b) Explain Open Shortest Path First Protocol. (07)
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