Skype for Business mobile app NOT showing meeting on iPhone (iOS) and Android devices.
Error: We can't connect to the server. Check your network connection and server address, and try again.
Skype for business mobile app (look like version 126.96.36.199) does not show calendar information. Skype for Business mobile app connecting correctly using Corp/home Wi-Fi and LTE. Signaling and Media works fine however meeting information NOT showing.
Calendar information coming from exchange via Exchange Web Service (EWS). Issue is Skype for Business app trying to connect internal EWS URL instead of external.
You can test if EWS is working or not using your mobile device to browse your external EWS URL. URL looks like (https://
This issue appears to be a Skype for Business app issue and Microsoft confirmed that there is bug in iOS and Android Mobile app which break the exchange integration part.
Microsoft actively worked on bug fix.
Finally good news J Fixes in the build coming to Preview shortly for iOS to resolve this issue. Also the Android team also be releasing a build shortly to resolve this issue.
As a workaround you can make identical both internal and external Exchange web service URL. Personally I don’t like this workaround. So I will suggest to wait for bug fix.