PIN synchronization requires the user ID in Unity Connection to match the user ID in Unified CM.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Cisco Unified Communications Manager
- Subsystem
- PIN synchronization
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Release 15 and SUs docs current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- System Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Integrate Cisco Applications — Cisco Systems · tier 2 current vendor documentation · section: Enable PIN Synchronization (prerequisites)
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting Unity Connection voicemail login and PIN failures: source note unity-connection-login-troubleshooting-pin-sync-userid-match. WarmTransfer. https://warmtransfer.net/knowledge/claims/unity-connection-login-troubleshooting-pin-sync-userid-match
BibTeX
@misc{warmtransfer-claim-unity-connection-login-troubleshooting-pin-sync-userid-match,
title = {Troubleshooting Unity Connection voicemail login and PIN failures: source note unity-connection-login-troubleshooting-pin-sync-userid-match},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/unity-connection-login-troubleshooting-pin-sync-userid-match},
note = {Source note unity-connection-login-troubleshooting-pin-sync-userid-match, checked 2026-10-02}
}