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...

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Ribbon SBC EDGE now support Teams Direct Routing behind NAT and why this is a game-changing news

Hi All, few days ago Ribbon released the new SBC EDGE (1K/2K) firmware 8.0.2. Apart from many fixes, the new firmware contains only a new feature, but it's enough because this is a game-changing news: The SBC 1000/2000 is supported behind a NAT device in Microsoft Teams Direct Routing; this feature enables the SBC to...

Ribbon SWe Lite step-by-step deployment on Azure

Hi All, Ribbon has released the Azure Marketplace version of their Virtual SBC SWe Lite.Thanks to Ribbon, I got the opportunity to try the Preview version... and it works like a charme! The initial configuration is quite easy, and the Azure Marketplace version come with a 30 days trial license embed, so you can start...

New-CsOnlinePSTNGateway returns “Can not use the domain as it was not configured for this tenant”

Hi All, few weeks ago I was stuck creating a new PSTN Gateway for Teams Direct Routing due to a strange error.This is the PS command (FQDN masked)New-CsOnlinePSTNGateway -Fqdn sbc01.domain.com -SipSignallingPort 5061 -MaxConcurrentSessions 10 -Enabled $true and this is the errorCan not use the "sbc01.domain.com" domain as it was not configured for this tenant Obviously...

How to change Ribbon SBC name to a routable domain for Teams Direct Routing

Hi All,in this article I'll explain step-by-step how to change the Ribbon SBC 1K/2K FQDN from a private domain to a routable domain. Problem You have an SBC 1K/2K used in a Skype for Business On-Prem deployment with a private AD Domain and you need to use it with Teams Direct Routing.Teams Direct Routing needs...

How to dynamically route calls to Microsoft Teams instead of SfB with Ribbon SBC 1K/2K

Hi All, so you are implementing Microsoft Teams Direct Routing, maybe side-by-side with Skype for Business On-Prem, with a Ribbon (formely Sonus) SBC 1K/2K, and you want to improve your call routes for Teams Direct Routing.You are on the right page! If you use Ribbon (formely Sonus) SBC 1K/2K with Skype for Business, you are...

Skype for Business and Microsoft Teams Enterprise Voice Scenarios at a glance

Hi All,I’ve created a simple but (I hope) useful table to describe Skype for Business and Microsoft Teams different Enterprise Voice scenarios at a glance. If you have any questions, please contact me.RegardsLuca

How to set/fix HDMI audio playback on SRS/TMR

Hi All, here you can find how to set (for the first time) or fix (for example after a not perfect Operating System upgrade) the audio playback from the HDMI input on a Microsoft Teams Room (aka Skype Room System) On the MTR/SRS enter Windows setting (default password "sfb") then enter the Administrator accountRight mouse...