SHD / MC Checker

[serviceRestored] TM556246 | Microsoft Teams | Users incoming Microsoft Teams Public Switched Telephone Network (PSTN) calls to call queue and auto attendant may fail



TM556246 | Microsoft Teams | Users incoming Microsoft Teams Public Switched Telephone Network (PSTN) calls to call queue and auto attendant may fail

Status serviceRestored
Classification incident
User Impact Users incoming Microsoft Teams PSTN calls to call queue and auto attendant may fail.
Last Updated 05/17/2023 05:52:56
Start Time 05/17/2023 00:30:00
End Time 05/17/2023 05:18:00
Latest Message Title: Users’ incoming Microsoft Teams Public Switched Telephone Network (PSTN) calls to call queue and auto attendant may fail

User impact: Users’ incoming Microsoft Teams PSTN calls to call queue and auto attendant may have failed.

Final status: We discovered that a configuration change that was made to resolve another issue resulted in impact. We reverted this change and have confirmed via monitoring that impact is now remediated.

Scope of impact: Any users’ incoming Microsoft Teams PSTN calls to Call Queue and Auto Attendant may have been impacted.

Start time: Wednesday, May 17, 2023, at 12:30 AM UTC

End time: Wednesday, May 17, 2023, at 5:18 AM UTC

Root cause: A configuration change that was made to resolve another issue resulted in impact.

Next steps:
– To help prevent similar impact in the future, we’re further reviewing our processes for implementing configuration changes.

This is the final update for the event.