Forum Discussion
Problems with IM from Teams to SfB
There is something fishy going on here. We have a SfB solution in office 365. 1:Currently the Coexistence setting is Islands (decription reads: users can use both skype for business and teams ap...
Kenn Christensen I assume you have set the setting Users can communicate with Skype for Business and Teams users on in External access in Teams admin and that you don't have any allowed/blocked domains.