Unable To Install dot Net 3.51 Feature On Windows 8

If you are unable to install the dot NET 3.51 feature on Windows 8 because it won’t download it from the internet, you can install dot NET 3.51 from the installation media with this command: Dism /online /enable-feature /featurename:NetFx3 /All /Source:x:\sources\sxs /LimitAccess (Where x: is the drive letter for the Windows 8 ISO image or […]
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404.2: The page you are requesting cannot be served because of the ISAPI and CGI Restriction list settings on the Web server

By default, IIS doesn’t allow ISAPI and CGI through .NET. You get the above 404.2 error message because these are set to disallow in IIS. To fix this, in IIS, under the web server, click on ISAPI and CGI Restrictions. From here you can then allow the .NET version you are using in your webpage.
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