Source note · Setting up the Webex App for Unified CM calling
Ten-line support and mobile multiline do not work for Jabber, and adding either to Unified CM results in phone services registration failure on Jabber.
Checked 2026-09-30
Adding either of them to Unified CM will result in phone services registration failure on Jabber.
- Vendor
- Cisco
- Product
- Cisco Jabber
- Subsystem
- coexistence
- Deployment
- on-premises, hybrid
- Region
- not restricted
- Release range
- current as of 2026-09-30
- Checked
- 2026-09-30
Sources
- Deployment guide for Calling in Webex App (Unified CM) - Overview of Calling in Webex App (Unified CM) — Cisco · tier 2 current vendor documentation · Overview > multiline (Jabber note)
Cite this note
APA
WarmTransfer. (2026, September 30). Setting up the Webex App for Unified CM calling: source note cucm-webex-app-calling-setup-multiline-breaks-jabber. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-webex-app-calling-setup-multiline-breaks-jabber
BibTeX
@misc{warmtransfer-claim-cucm-webex-app-calling-setup-multiline-breaks-jabber,
title = {Setting up the Webex App for Unified CM calling: source note cucm-webex-app-calling-setup-multiline-breaks-jabber},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-webex-app-calling-setup-multiline-breaks-jabber},
note = {Source note cucm-webex-app-calling-setup-multiline-breaks-jabber, checked 2026-09-30}
}