How to manage alternative Caller ID in Teams via SBC

Hi All, a well known missing feature of Microsoft Teams Phone System compared to Skype for Business Server is the ability to mask the Caller ID based on the used Voice Route. In other words, we strongly miss the "Suppress caller ID / Alternate caller ID" settings in SfB Voice Route Caller ID in Teams...

How to fix Microsoft Teams SIP 486 Busy Here to Q.850 mappings in Ribbon SBC

Hi All, in this article I'll show you how to solve a very strange behaviour of Ribbon SBC EDGE (1K/2K) in a Microsoft Teams Direct Routing scenario, where the SIP Response 486 Busy Here is not correctly converted in the Q.850 Cause Code 17 in a TDM (PRI/BRI) PSTN connection How to enable Busy on...