Applies To: Windows Server 2012 R2, Windows Server 2012 Web servers use the FastCGI (Fast Common Gateway Interface) protocol to communicate with external applications. The FastCGI protocol defines how information is passed between the web server and an external FastCGI application. When a request is sent, the web server starts a FastCGI application to process the request, and generate dynamic resp
![FastCGI Settings](https://cdn-ak-scissors.b.st-hatena.com/image/square/d6e4cb632c7025e9f5e05fd314fbf6dcd6144e8d/height=288;version=1;width=512/https%3A%2F%2Flearn.microsoft.com%2Fen-us%2Fmedia%2Fopen-graph-image.png)