Microsoft Knowledge Base Article 824721 contains the following summary and introduction:
SUMMARYThis article lists the problems that are fixed in Microsoft Windows Server 2003 Service Pack 1 (SP1). Service packs are cumulative. This means that the problems that are fixed in a service pack are also fixed in later service packs.
INTRODUCTIONThis article contains a list of Microsoft Knowledge Base (KB) articles that describe the fixes and updates that are contained in Microsoft Windows Server 2003 Service Pack 1 (SP1). This article is primarily intended to help IT Professionals and corporate helpdesks in supporting and maintaining a company’s computer system.
If you are running Microsoft Windows Server 2003 and have questions about Windows Server 2003 SP1, visit the following Microsoft Web site:
For more information about how to obtain Windows Server 2003 Service Pack 1, click the following article number to view the article in the Microsoft Knowledge Base:
889100 How to obtain the latest service pack for Windows Server 2003