Services over Internet Protocol: Voice is just the beginning… - WITSA
Services over Internet Protocol: Voice is just the beginning… - WITSA
Services over Internet Protocol: Voice is just the beginning… - WITSA
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IP Changes Investment – New Investment Essential toEnable Real time IP ApplicationsBillions ofDollars ofEquipmentExpenditure$70$60$50$40$30$20$10$02002Data/Communication NetworksWorldwide Equipment Investment Estimate2003(E)2004(E)2005(E)2006(E)2007(E)CORE Carrier andEnterpr<strong>is</strong>e Backbones(DWDM, Routers,Switches - optical, WAN,& converged)ACCESS (CPE,Concentrators, DWDMMetro, Firewall, VPN,Wireless LAN, E<strong>the</strong>rnetSwitches)END POINT Enterpr<strong>is</strong>eCPE (IP PBXs & phones)Source: Based on data from Prudential SecuritiesNote: Software, network integration, consulting and product support expenditures areexpected to match and eventually surpass total equipment expenditures per year.14Copyright 2004 AT&T
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