For HTML notifications not arriving, Cisco's checklist is: the HTML notification device is enabled on the user, its email address is present and correct, an SMTP smart host is configured, and the Connection SMTP Server and Connection Notifier services are running.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Unity Connection
- Subsystem
- HTML notification
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Release 15
- Checked
- 2026-10-02
Sources
- Troubleshooting Guide for Cisco Unity Connection Release 15 - Troubleshooting Notification Devices — Cisco Systems · tier 2 current vendor documentation · Notification Devices Not Working at All > HTML notifications not working
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting Unity Connection voicemail-to-email and notifications: source note unity-connection-notification-troubleshooting-html-ntf-checks. WarmTransfer. https://warmtransfer.net/knowledge/claims/unity-connection-notification-troubleshooting-html-ntf-checks
BibTeX
@misc{warmtransfer-claim-unity-connection-notification-troubleshooting-html-ntf-checks,
title = {Troubleshooting Unity Connection voicemail-to-email and notifications: source note unity-connection-notification-troubleshooting-html-ntf-checks},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/unity-connection-notification-troubleshooting-html-ntf-checks},
note = {Source note unity-connection-notification-troubleshooting-html-ntf-checks, checked 2026-10-02}
}