Unity Connection handles calls from an alternate extension number or URI the same way as calls from the primary extension, provided the phone system passes ANI or caller ID to Unity Connection.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Cisco Unity Connection
- Subsystem
- alternate extensions
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Release 15 docs current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- System Administration Guide for Cisco Unity Connection Release 15 - User Settings — Cisco Systems · tier 2 current vendor documentation · section: Alternate Extensions
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting Unity Connection voicemail login and PIN failures: source note unity-connection-login-troubleshooting-alt-ext-ani-match. WarmTransfer. https://warmtransfer.net/knowledge/claims/unity-connection-login-troubleshooting-alt-ext-ani-match
BibTeX
@misc{warmtransfer-claim-unity-connection-login-troubleshooting-alt-ext-ani-match,
title = {Troubleshooting Unity Connection voicemail login and PIN failures: source note unity-connection-login-troubleshooting-alt-ext-ani-match},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/unity-connection-login-troubleshooting-alt-ext-ani-match},
note = {Source note unity-connection-login-troubleshooting-alt-ext-ani-match, checked 2026-10-02}
}