Configuring IIS for Silverlight applications

If you have to configure silver light application to run on IIS. Need to add the MIME type to enable it in IIS. Other wise silver light will not be supported on IIS web server.

This can be accomplished by adding following MIME type in IIS

.xap application/x-silverlight-app

Steps for adding MIME type in IIS.

Go to IIS==>Right click IIS at the root ==> Click MIME types ==> Click New ==> A tab will open

Here you need to add the extension

Extension: .xap

Mimetype: application/x-silverlight-app

And Click Ok to finish.

More Here

Courtesy:http://techmasterfix.wordpress.com/2010/07/25/com-site-configuring-iis-for-silverlight-applications/