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Suppose that the pure ALOHA protocol is used to share a 56 Kbps satellite
channel and the frames are 1000 bits long. Find the maximum throughput of the
system in frames/second?
PART ட

Answer any two full questions, each carries 20 marks.
With the help of a proper diagram, describe the structure of a TCP segment
header?
Consider the effect of using slow start on a line with a 10 msec RTT and no
congestion. The receiver window is 24 KB and the maximum segment size is 2
KB. How long does it take before the first full window can be sent?
Explain the three-way handshake protocol and describe the three protocol
scenarios that occur in it?
Explain the architecture of an Email system with proper diagrammatic
representation of the same?
Explain about HTTP caching and its relevance in web communication?
Explain about the concept of cookies and how it adds up to the performance of
HTTP?
Explain Remote Procedure Call and various steps involved in it?
What is Silly Window Syndrome and explain how it degrades TCP performance?
Explain briefly about P2P file sharing

Differentiate Persistent and non-persistent connections with suitable examples?

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