This image shows the root ISConfiguration of type ISConfigurationType on the left. This connects to the configurations of type ConfigurationListType on the right, which is inside a larger box called ISConfigurationType. This connects to configuration of type ConfigurationType, which is also inside the larger box called ISConfigurationType. The configuration type of ConfigurationType is also in a smaller box called ConfigurationListType. The configuration type ConfigurationType also has with three entries for realmName, default, and displayname.