Microsoft 365 Alert – Service Degradation – Microsoft Teams – Users incoming Microsoft Teams Public Switched Telephone Network (PSTN) calls to call queue and auto attendant may fail– RESOLVED

Announcements Sourav Nandi

17/05/2023 08:45:00 AM (GMT)

NHSmail Reference : INC35886320

Microsoft Reference : TM556246

Issue Status : RESOLVED

Issue Description : Users incoming Microsoft Teams Public Switched Telephone Network (PSTN) calls to call queue and auto attendant may fail.

More Information : Users incoming Microsoft Teams PSTN calls to call queue and auto attendant may fail.

Final Update : 17/05/2023 08:55:00 AM – Microsoft have discovered that a configuration change that was made to resolve another issue resulted in impact. They reverted this change and have confirmed via monitoring that impact is now remediated.

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

Scope of impact : Users may see that incoming Microsoft Teams PSTN calls to Call Queue and Auto Attendant may fail.

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