ArcGIS Server services
ArcGIS Server, Esri's primary server geographic information system (GIS) product, allows you to create and distribute geospatial web services. As a complete and integrated server-based GIS, ArcGIS Server provides out-of-the-box end-user applications and services for spatial data management, visualization, and spatial analysis.
The following topics contain information to assist you in understanding the capabilities and use of ArcGIS Server services from the perspective of an ArcGIS API for Silverlight application as well as present details on discovering and consuming ArcGIS services in your application:
For additional information on ArcGIS Server, visit the ArcGIS Resource Center or contact your local Esri representative. If you already own ArcGIS Server, many support resources are available to help you get started and meet your application needs.