00489nam a2200205 a 450000500170000002000180001708200150003510000260005024500400007625000140011626000250013030000230015550000190017860000080019763000170020563000220022263000270024485600060027185600060027720251203114834.0  a9789332586932  a004.6bSTA  aStallings, Williamd_  aData and computer communicationsb_  a10 th ed.  aNoidabPearsonc2017  a907 p.c24 cm.bPB  aIncludes index  bc_  aData network  aComputer networks  aCommunication networks  f_  a_