This incident has been resolved. Monitoring confirms no further issues since 2025-09-10 16:45 UTC, and all systems are functioning as expected.
Posted Sep 11, 2025 - 08:54 UTC
Monitoring
The network team has applied a fix for the QSF (US West) packet loss issue, and we are currently monitoring the results.
Posted Sep 10, 2025 - 16:51 UTC
Identified
We have identified a packet loss issue affecting calls routed through the QSF (US West) PoP and are working on remediation.
Posted Sep 10, 2025 - 16:25 UTC
Monitoring
Our checks indicate the issue is resolved and call functionality has returned to normal. We will continue monitoring to further verify.
Posted Sep 10, 2025 - 13:28 UTC
Identified
Since 11:50 AM UTC we have observed intermittent Microsoft Teams Cloud Video Interop (CVI) and Microsoft Teams Rooms (MTR) call failures caused by an issue in a third-party cloud provider’s infrastructure. As a mitigation, we are rerouting CVI and MTR calls to alternate locations and are closely monitoring the status of the provider’s incident.
Posted Sep 10, 2025 - 12:37 UTC
This incident affected: Cloud Video Interop for Microsoft Teams.