Meeting link is disabled in Skype for Business 2016 when Exchange servers of both organizations have TNEF disabled Content provided by Microsoft Applies to: Skype for Business 2016 Select Product Version All Products Symptoms When Transport Neutral Encapsulation Format (TNEF) is disabled in Microsoft Exchange servers of both organizations, an online meeting is displayed as offline in Microsoft Skype for Business 2016. Resolution To fix this issue, install the January 3, 2017, update (KB3128049) for Skype for Business 2016. Last Updated: Jan 4, 2017 Did this solve your problem? Yes No Tell us what we can do to improve the article Submit Thanks! Your feedback will help us improve the support experience.