000			00531nam a22001457a 4500
020			_a9788131790625 (pbk)
082			_a004.6 _bDUM
100			_aDumas, M. Barry _aMorris Schwartz
245			_aPrinciples of computer networks and communications
260			_aIndia _bDorling Kindersley _c2009
300			_axxix, 519 p. _b: ill. _c; 24 cm.
500			_aIncludes glossary and index.
650			_aComputer networks _aTransmission systems _vData communication _vTransport protocol _vInternet-working _vDigital data _vFEAS
942			_cBK
999			_c12410 _d12410