 <p>For those having troubles like these accessing the soap web services and using a https protocol, we managed to solve the issue by configuring the RTM CRM 2011 deployment with Claims based authentication and IFD access thanks to <a href="http://www.youtube.com/watch?v=ZD5qaa-G99E" rel="nofollow">this tutorial</a>.</p> <p>Hope it will help some of you !</p>