After the federation service has been configured, there are two methods that can be used to verify that the service is operational:
• On a client computer that is a member of the same AD forest as the federation service, open a web browser and connect to the following URL, where <fedservFQDN> is the fully qualified domain name of the federation service: https://<fedservFQDN>/FederationMetadata/2007-06/FederationMetadata.xml.
At the certificate warning prompt, click Continue to This Website. If the connection is successful, the expected output is a federation service description document in XML format.
• On a server where the federation service role has been installed, open the Event Viewer. ...