The Microsoft® Windows® Server 2003 Resource Kit Tools are a set of tools to help administrators streamline management tasks such as troubleshooting operating system issues, managing Active Directory®, configuring networking and security features, and automating application deployment
http://www.microsoft.com/technet/downloads/winsrvr/tools/default.mspx
Direct link: http://www.microsoft.com/downloads/details.aspx?FamilyID=9d467a69-57ff-4ae7-96ee-b18c4790cffd&displaylang=en
More:
GPMC http://download.microsoft.com/download/a/d/b/adb5177d-01a7-4f04-bfcc-cb7cea8b5bb7/gpmc.msi
IIS 6 Resource Kit Tools http://download.microsoft.com/download/7/8/2/782c25d3-0f90-4619-ba36-f0d8f351d398/iis60rkt.exe | http://www.microsoft.com/downloads/details.aspx?FamilyID=80a1b6e6-829e-49b7-8c02-333d9c148e69&DisplayLang=en
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