• WCF services behind NAT problem and solution

    Problem: We have a set of WCF services working on a server. We have an ordinary ASP.NET page that calls one of the services to display its state. When we call that page we is supposed to look like this: Green page indicates everything works fine. At a customers we’ve installed the services. The message was: There was no endpoint listening at http://…/Services/BasicDataService.svc/DeliverServiceState that could accept the message. This is often caused by an incorrect address or SOAP action. See InnerException, if present, for more details. We quickly discovered that there was nothing wrong with the services. Our app worked fine and we were able to call the “.svc” endpoint…