A UCCX trigger goes out of service when its CTI route point was deleted in Unified CM or its directory number no longer exists; the fix includes removing orphaned DNs via Route Plan Report, recreating the route point and running a UCCX data resync.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Unified Contact Center Express
- Subsystem
- CM Telephony subsystem
- Deployment
- on-premises
- Region
- not restricted
- Release range
- not stated; current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- Troubleshoot CM Telephony Subsystem and Application Manager Service Partial Service Issue — Cisco Systems · tier 2 current vendor documentation · Troubleshoot CM Telephony Subsystem > Problem 2: Trigger Out of Service
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting CTI applications that cannot control phones in Unified CM: source note cucm-cti-troubleshooting-uccx-trigger-oos. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-cti-troubleshooting-uccx-trigger-oos
BibTeX
@misc{warmtransfer-claim-cucm-cti-troubleshooting-uccx-trigger-oos,
title = {Troubleshooting CTI applications that cannot control phones in Unified CM: source note cucm-cti-troubleshooting-uccx-trigger-oos},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-cti-troubleshooting-uccx-trigger-oos},
note = {Source note cucm-cti-troubleshooting-uccx-trigger-oos, checked 2026-10-02}
}