00483nam a22001217a 4500020002400000082001500024100003700039245005500076260003700131300003600168500003300204650012400237  a9788131790625 (pbk)  a004.6bDUM  aDumas, M. BarryaMorris Schwartz  aPrinciples of computer networks and communications  aIndia bDorling Kindersleyc2009  axxix, 519 p. b: ill.c; 24 cm.  aIncludes glossary and index.  aComputer networksaTransmission systemsvData communicationvTransport protocolvInternet-working vDigital data vFEAS