How to configure to Microsoft Teams and Skype For Business can chat and video together

[Tien Ngo Thanh]

We have some user use Microsoft Teams and some user use Skype for Business (local , hybrid) , Now we want Teams and skyppe for Business can chat and call together . Current mode is ISland

[#2]

Hi @Tien Ngo Thanh 

Here are some reference article for your assistance. This should help for your configuration

Coexistence with SFBO/SFB Onprem and Microsoft Teams

https://docs.microsoft.com/en-us/microsoftteams/coexistence-chat-calls-presence

Does Skype On-Prem works with Microsoft Teams 

https://techcommunity.microsoft.com/t5/microsoft-teams/does-teams-work-with-skype-for-business-on-pr...

With Regards,

Satish U 

[#3]

as document then seem any mode then Microsoft team can not call with skype for business in-tenant ?