Code No. A0607
JAWAHARLAL NEHRU TECHNOLOGY UNIVERSITY, HYDERABAD
M .Tech. I Semester Regular Examinations, March – 2009
HIGH PERFORMANCE TCP/IP NETWORKS
(Digital Systems & Computer Electronics)
Time: 3 hours Max.Marks.60
Answer any Five questions
1.a) What is the need for speed and quality of service? Explain TCP/IP
b) Distinguish between TCP and UDP protocols.
2.a) Describe TCP header format in detail.
b) What are the acknowledgements used in TCP/IP network? Explain retransmission
mechanism of TCP.
3.a) What are the services of UDP?
b) Explain how fragmentation and reassembly is done in IP.
c) Compare IP version 4 with IP version 6.
4.a) What is congestion? What are its causes and effects?
b) What is traffic shaping? Explain leaky bucket algorithm.
5. Compare and contrast Additive increase/ multiplicative decrease,
slow start, fast retransmit and fast recovery TCP congestion control
6.a) What are the draw backs of passive queue management schemes?
Explain with examples.
b) Explain RED algorithm.
7. Explain various scheduling mechanisms with their merits and
8. Write a note on:
(a) Differentiated Services
(b) Resource reservation Protocol.