我按照步骤安装下来提示：
The installation requirements have not been met for the following products:
Wincc V6.2 incl SP2
The Microsoft SQL Native Client Patch is not installed
Please install the Microsoft SQL Native Client Patch from the separately supplide DVD-ROM"MS Service Packs&Tools"

WebNavigator Server V6.2 incl SP2

Please install the Microsoft internet information Service first


StoragePlus V1.2 incl SP2

Please install the Microsoft internet information Service first"