http://developers.de/blogs/damir_dobric/archive/2010/10/06/how-to-enforce-creating-of-service-metadata-based-on-host-header.aspxWhen working with WCF in a bit more complex environment, you might run in following issue. Usually when you want to get metadata of the service you will navigate to service page and following appears: The link shown in the picture above brings you toenCommunityServer 2008 SP1 (Build: 30619.63)