Download JNTUA M.Tech 2nd Sem 2017 Feb 9D08204 Optical Networks Question Paper

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Code: 9D08204

Time: 3 hours

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M.Tech II Semester Supplementary Examinations January/February 2017

OPTICAL NETWORKS

(Computer Networks)

Max. Marks: 60

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Answer any FIVE questions

All questions carry equal marks

1. Discuss the issues in wavelength routed network.
2. Explain wavelength reservation method. Explain limited alternate routing.
3. Explain analytical model of Kovacevic and Acampora.

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4. (a) What are the routing strategies in an optical network? Give examples.
   (b) Explain about rerouting in WDM networks with sparse wavelength conversion.
5. Discuss limitations of virtual topology and explain about backup multiplexing.
6. (a) With necessary diagrams plan and explain its formulation.
   (b) Discuss about restoration network design by Nagatsu et.al. with examples.

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7. (a) Discuss about multicast tree generation in a network with full splitting capability.
   (b) Discuss about Steiner-based tree generation with examples.
8. Distinguish between IP over ATM, over SONET and IP over SONET.

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