00354nam a2200121Ia 4500082001600000100002100016100002400037100005100061245004500112260002700157300000800184700004000192  aR/5BS(CS)01  aMuhammad Jawaid   aRoll No. 01BS(CS)22  aSupervisor. Asstt. Prof. Niaz Ahmed Khaskheli  0aTrends in Modern Telephony an Overview.   aNawabshahbQUESTc2005  a79p  aMuhammad Asif (Roll No. 01BS(CS)14)