Worldwide service provider capital expenditure (CapEx) budgets totaled $207 billion in 2004. This report provides a unique breakout of the various areas of service provider WAN equipment spending that comprise these budgets. In-Stat's forecast of future service provider CapEx spending is given. Five-year forecasts of worldwide WAN equipment sales to service providers are provided for a number of areas that In-Stat has recently researched. These include mobile wireless infrastructure, voice circuit switches and packet telephony media gateways and softswitches, multiservice switches, edge and core routers, optical transport equipment, broadband access equipment (DSLAMs and WiMAX), and teledatacom servers. Market shares of leading vendors in various categories are also described. The report identifies the equipment areas that are expected to have the greatest growth in sales revenues in 2005 and beyond.