Source note · Microsoft Teams Cloud Voicemail
The documented auto-labeling rule for voicemail matches the header Content-Class = Voice-CA and a list of Microsoft Teams sender IP ranges taken from ID 12 of the Office 365 URLs and IP ranges list.
Checked 2026-09-25
- Vendor
- Microsoft
- Product
- Microsoft Teams Cloud Voicemail
- Subsystem
- protected-voicemail
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Set up Cloud Voicemail — Microsoft · tier 2 current vendor documentation · section 'Enable protected voicemail in your organization', Exchange rules conditions list
Cite this note
APA
WarmTransfer. (2026, September 25). Microsoft Teams Cloud Voicemail: source note teams-cloud-voicemail-protected-label-conditions. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-cloud-voicemail-protected-label-conditions
BibTeX
@misc{warmtransfer-claim-teams-cloud-voicemail-protected-label-conditions,
title = {Microsoft Teams Cloud Voicemail: source note teams-cloud-voicemail-protected-label-conditions},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/teams-cloud-voicemail-protected-label-conditions},
note = {Source note teams-cloud-voicemail-protected-label-conditions, checked 2026-09-25}
}