- You add a new SIP domain in a Microsoft Skype for Business Server 2015 environment.
- You change the default SIP domain to the newly added domain.
- A user signs in Skype for Business mobile application by entering the telephone number.
- The user exits the Skype for Business mobile application and then signs back in.
Article ID: 3170199 - Last Review: Jun 30, 2016 - Revision: 1