For Office 365 unified messaging over Microsoft Graph, the Azure app registration needs the application (not delegated) permissions Mail.ReadWrite and Mail.Send, with admin consent granted. Calendars.ReadWrite and Contacts.ReadWrite are needed only for calendar and contact access.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Unity Connection
- Subsystem
- single inbox Graph API
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 15SU4 and later
- Checked
- 2026-10-02
Sources
- Unified Messaging Guide for Cisco Unity Connection Release 15 - Configuring Unified Messaging — Cisco Systems · tier 2 current vendor documentation · Configuring Unified Messaging > Office 365 with Microsoft Graph API > registering the application on the Azure portal
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting Unity Connection voicemail-to-email and notifications: source note unity-connection-notification-troubleshooting-graph-perms. WarmTransfer. https://warmtransfer.net/knowledge/claims/unity-connection-notification-troubleshooting-graph-perms
BibTeX
@misc{warmtransfer-claim-unity-connection-notification-troubleshooting-graph-perms,
title = {Troubleshooting Unity Connection voicemail-to-email and notifications: source note unity-connection-notification-troubleshooting-graph-perms},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/unity-connection-notification-troubleshooting-graph-perms},
note = {Source note unity-connection-notification-troubleshooting-graph-perms, checked 2026-10-02}
}