00370nam a2200145Ia 4500008004100000020001500041041000800056082001600064100002400080245003800104250000600142260004200148300001200190650002200202210716s2004    xx            000 0 und d  a8120323556  aeng  a004.65 STAW  aStallings, William.  aData and computer communications.  a7  aNew DelhibPHI Learning Pvt Ltdc2004  axii,847  aComputer Networks