WCF services don’t run on IIS 8 with the default configuration, because the webserver doesn’t know, how to handle incoming requests targeting .svc files. You can teach it in two steps
- Add a new MIME type:
Extension: .svc MIME type: application/octet-stream
- Add a new Managed HTTP Handler:
Request path: *.svc Type: System.ServiceModel.Activation.HttpHandler Name: svc-Integrated