problem 1:

a) Produce Hamming code for the message: 1101010
b) Describe sliding window Go back n and Selective repeat protocol.

problem 2:

a) Describe IEEE 802.11 
b) Describe about ALOHA.

problem 3: What is the reminder obtained by dividing x⁷ + X⁵ + 1 by the generator x³ + 1?

problem 4:

a) Draw and describe about HDLC protocol.
b) Draw and describe point-to-point protocol.

problem 5: Describe:

a) Virtual LANS
b) Spanning Tree Bridges

problem 6: Describe about SONET/SDH Architecture.

problem 7:

a) Describe SONET Networks.
b) Describe ATM Networks.
c) Describe about Back bone Networks.

problem 8:

a) prepare brief notes on Frame Relay.
b) Describe about different Bridges.