A non-trivial Unity Connection PIN may not use repeated digit groups such as 408408, only two distinct digits, a digit more than twice in a row, ascending or descending runs, or straight, vertical or diagonal keypad lines such as 147 or 159.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Cisco Unity Connection
- Subsystem
- PIN policy
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Release 15 docs current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- Security Guide for Cisco Unity Connection Release 15 - Passwords, PINs, and Authentication Rule Management — Cisco Systems · tier 2 current vendor documentation · section: Defining Authentication Rules (non-trivial phone PIN criteria)
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting Unity Connection voicemail login and PIN failures: source note unity-connection-login-troubleshooting-trivial-pin-patterns. WarmTransfer. https://warmtransfer.net/knowledge/claims/unity-connection-login-troubleshooting-trivial-pin-patterns
BibTeX
@misc{warmtransfer-claim-unity-connection-login-troubleshooting-trivial-pin-patterns,
title = {Troubleshooting Unity Connection voicemail login and PIN failures: source note unity-connection-login-troubleshooting-trivial-pin-patterns},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/unity-connection-login-troubleshooting-trivial-pin-patterns},
note = {Source note unity-connection-login-troubleshooting-trivial-pin-patterns, checked 2026-10-02}
}