If the calling number delivered to Unity Connection differs in format from the configured alternate extension (for example +E.164 versus a national number), the caller is probably not identified and falls through to the Opening Greeting instead of sign-in.
inferred · Checked 2026-10-02
- Vendor
- Cisco
- Product
- Cisco Unity Connection
- Subsystem
- caller identification
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Release 15 docs current as of 2026-10-02
- Status
- inferred
- Checked
- 2026-10-02
Sources
- System Administration Guide for Cisco Unity Connection Release 15 - Call Management — Cisco Systems · tier 2 current vendor documentation · section: Call Routing Tables (search scope and caller identification; Opening Greeting rule)
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting Unity Connection voicemail login and PIN failures: source note unity-connection-login-troubleshooting-inf-alt-ext-format. WarmTransfer. https://warmtransfer.net/knowledge/claims/unity-connection-login-troubleshooting-inf-alt-ext-format
BibTeX
@misc{warmtransfer-claim-unity-connection-login-troubleshooting-inf-alt-ext-format,
title = {Troubleshooting Unity Connection voicemail login and PIN failures: source note unity-connection-login-troubleshooting-inf-alt-ext-format},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/unity-connection-login-troubleshooting-inf-alt-ext-format},
note = {Source note unity-connection-login-troubleshooting-inf-alt-ext-format, checked 2026-10-02}
}