000			00706nam a2200277Ia 4500
001			52087
005			20250221155824.0
008			250214s9999||||xx |||||||||||||| ||und||
020			_a9788131715369
100			_aStallings, William
245		0	_aData and computer communications
250			_a8
260			_aNew Delhi
260			_bPearson Education
260			_c2007
300			_axvi, 834p. : ill.
500			_aIncludes bibliographical references and index
650			_aCommunication architecture
650			_aData commnication
650			_aLAN
650			_aLocal area networks
650			_aNetwork security
650			_aWAN
650			_aWide area networks
942			_cBK
999			_c67875 _d67875