Download JNTUA M.Tech 2nd Sem 2017 Feb 9D06202 Hi speed Networks Question Paper

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Code: 9D06202

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M.Tech II Semester Supplementary Examinations January/February 2017

Time: 3 hours

Max. Marks: 60

HI-SPEED NETWORKS

(Common to DSCE & DECS)

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Answer any FIVE questions

All questions carry equal marks

1. (a) With respect to network services explain:
   1. (i) Telephone service.
   2. (ii) Electronic mail.
   3. (iii) Streamed audiovisual services.

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   (b) Explain briefly OSI reference model.
2. (a) Explain evolution of ISDN.
   (b) With neat diagram, explain B-ISDN architecture.
3. (a) Explain briefly packet switching and frame relay operation.
   (b) Explain characteristics of frame mode bearer services.

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4. (a) Explain briefly BISDN reference model.
   (b) Explain briefly QOS parameters in ATM.
5. (a) Explain blocking phenomenon.
   (b) Explain briefly three stage class networks.
6. (a) Explain folding algorithm.
   

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   (b) Discuss ATM addressing.
7. (a) List the chief characteristics of the ABR service.
   (b) Explain briefly PNNI routing.
8. Write a short notes on:
   (a) TCP application services.
   

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   (b) QOS in IP

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