framework4.0注册到IIS
C:\WINDOWS\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe -ir -enable
C:\WINDOWS\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe -i
C:\WINDOWS\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe -ir -enable
C:\WINDOWS\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe -i