Reporting Services Architecture
Reporting Services Features
SQL Server Reporting Services provides a middle-tier server that runs under Microsoft Internet Information Services (IIS), allowing you to build a reporting environment on top of an existing Web server infrastructure.
You can build reports that draw data from the data servers that you have in place for any data source type that has a Microsoft .NET
Microsoft SQL Server 2005 Reporting Services (SSRS)
Microsoft SQL Server 2005 Reporting Services (SSRS) delivers enterprise, Web-enabled reporting functionality so you can create reports that draw content from a variety of data sources, publish reports in various formats, and centrally manage security and subscriptions.
Read more: Microsoft SQL Server 2005 Reporting Services (SSRS)

Reporting Services