Cisco's troubleshooting checklist says to confirm Jabber is not registered to Unified CM at the same time on the same machine as Webex App.

Checked 2026-09-30

Vendor
Cisco
Product
Webex App
Subsystem
troubleshooting
Deployment
on-premises, hybrid
Region
not restricted
Release range
current as of 2026-09-30
Checked
2026-09-30

Sources

Cite this note

APA

WarmTransfer. (2026, September 30). Setting up the Webex App for Unified CM calling: source note cucm-webex-app-calling-setup-check-jabber-same-machine. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-webex-app-calling-setup-check-jabber-same-machine

BibTeX

@misc{warmtransfer-claim-cucm-webex-app-calling-setup-check-jabber-same-machine,
  title  = {Setting up the Webex App for Unified CM calling: source note cucm-webex-app-calling-setup-check-jabber-same-machine},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-webex-app-calling-setup-check-jabber-same-machine},
  note   = {Source note cucm-webex-app-calling-setup-check-jabber-same-machine, checked 2026-09-30}
}

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