07 Attendants and queues

• Assign the phone number to the resource account, and assign the resource account to the auto attendant or call queue.

• Overflow and timeout need a destination you have already built. A queue that overflows to itself loops.

• Attendant routing, serial, round robin, and conference mode are different. Name the one you configured.

Facts in the long lessons were checked 14 October 2026. This sheet is a memory aid.

Sources and go deeper

Manage resource accounts — Microsoft Learn — last checked 2026-10.
Voice app prerequisites and licensing — Microsoft Learn — last checked 2026-10.
Teams Phone Resource Account licenses — Microsoft Learn — last checked 2026-10.
Automatic call distributor — Wikipedia — last checked 2026-10. Wikipedia fallback for background. Confirm the vendor page before you change a tenant
Interactive voice response — Wikipedia — last checked 2026-10. Wikipedia fallback for background. Confirm the vendor page before you change a tenant
Microsoft Teams blog index — Community — last checked 2026-10. Community index for the Microsoft Teams blog. This is the index, not a claim that a post discusses this room
Set up an auto attendant — Microsoft Learn — last checked 2026-10.
Set up a call queue — Microsoft Learn — last checked 2026-10.
Cloud Voicemail — confirm — last checked 2026-10. Did not open when checked. HTTP 404.
Set up Cloud Voicemail - Microsoft Teams | Microsoft Learn — Microsoft Learn — last checked 2026-10. Opened in place of a page that did not open when checked. The title is the page that opened
Set up Teams Phone — Microsoft Learn — last checked 2026-10.
PSTN connectivity options — Microsoft Learn — last checked 2026-10.