00416nam a2200157Ia 4500008004100000020001500041041000800056082001800064100002300082245003700105250000600142260004400148300000800192365001300200650004500213140306s9999    xx            000 0 und d  a8177585819  aeng  a004.6bSTA/DA  aStallings, William  aData snd Computer Communications  a7  aNew DelhibPrearson Prentice Hallc2007  a855  bRs.295/-  aCommunication Architecture and Protocols