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A1871 Pages: 2

a) List the difference between classful and classless addressing. (4) b) Why is IP
said to provide best effort delivery service/? (2) OR
a) Compare and contrast the header fields of IPv4 and 101/6, (3) b) Explain the operation
of RIP in the internet. (3)
Module V

What are the different error detection techniques used at the data link layer? (6) OR
a) What are channel partitioning protocols? Indicate the difference between each (3)
category of channel partitioning protocol.

b) Draw the Ethernet frame structure and mention the

purpose of fields init. (3) Module VI

a) What are the principal components of network management architecture? (3)
b) How is GPRS different from CSMA? (3)
OR
a) Why are ACKs used in 802.11 but not in wired Ethernet? (2) b) Briefly
describe the WPAN (802.15) technology used in wireless network. (4) ****

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