Skype for Business (SfB) users
There is one exception - when users access the Skype for Business application from their desktops and are asked to login, the credentials are not accepted and the user is continuously asked for their credentials without any error. When accessing Skype for Business from a mobile client, all works fine.
<wsdl:port name="UserNameWSTrustBinding_IWSTrustFeb2005Async" binding="tns:UserNameWSTrustBinding_IWSTrustFeb2005Async">
<soap12:address location="https://nam42sba.lab.novell.com/nidp/wstrust/sts/mex/active12 "/>
where https://nam42sba.lab.novell.com/nidp is the baseURL of my IDP server.
A defect is opened on this and will be fixed in 4.2.2.