@danfeng 

 

Hi, I see you mention high UDP ports for Teams traffic.  Despite extensive searches, I cannot find a Microsoft document that references high UDP or TCP ports for the correct functioning of Teams.  Can you point me to the Microsoft source for these high UDP ports please?

 

I am referencing:  https://docs.microsoft.com/en-us/microsoft-365/enterprise/urls-and-ip-address-ranges?view=o365-world...