The Unified CM 15 Feature Configuration Guide labels the phone message EM Service Connection Error as Error 207 and says to verify that the Cisco Extension Mobility service is running.
disputed · Checked 2026-10-02
- Vendor
- Cisco
- Product
- Cisco Unified Communications Manager
- Subsystem
- Extension Mobility
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 15 and SUs
- Status
- disputed
- Checked
- 2026-10-02
Sources
- Feature Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Extension Mobility — Cisco Systems · tier 2 current vendor documentation · Troubleshooting Extension Mobility > EM Service Connection Error
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting Extension Mobility login failures in Unified CM: source note cucm-extension-mobility-troubleshooting-err-207-svc-conn. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-extension-mobility-troubleshooting-err-207-svc-conn
BibTeX
@misc{warmtransfer-claim-cucm-extension-mobility-troubleshooting-err-207-svc-conn,
title = {Troubleshooting Extension Mobility login failures in Unified CM: source note cucm-extension-mobility-troubleshooting-err-207-svc-conn},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-extension-mobility-troubleshooting-err-207-svc-conn},
note = {Source note cucm-extension-mobility-troubleshooting-err-207-svc-conn, checked 2026-10-02}
}