Wss 3 SP2 Slipstream Version

Para quienes necesiten implementar SharePoint Services desde CERO, esta es la mejor opcion, descargarlo directamente con SP2 Incluido.

Slipstream Builds For Windows SharePoint Services 3.0

Windows SharePoint Services 3.0 with SP2, x64
http://www.microsoft.com/downloads/details.aspx?FamilyId=9FB41E51-CB03-4B47-B89A-396786492CBA&displaylang=en

Windows SharePoint Services 3.0 with SP2, x86
http://www.microsoft.com/downloads/details.aspx?FamilyId=EF93E453-75F1-45DF-8C6F-4565E8549C2A&displaylang=en