Source note · CUCM to Webex Calling migration
Before running a device firmware migration task, locations must exist with PSTN assigned for each location, all Unified CM users must be imported into Control Hub, and phone firmware must be at version 14.1 or later.
Checked 2026-09-16
- Vendor
- Cisco
- Product
- not restricted
- Subsystem
- Unified CM to Webex Calling migration
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-16
- Checked
- 2026-09-16
Sources
- Migrate enterprise phone to Webex Calling phone firmware — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Section: Prerequisites
Cite this note
APA
WarmTransfer. (2026, September 16). CUCM to Webex Calling migration: source note ucm-wxc-fw-prereq-locations-pstn-users. WarmTransfer. https://warmtransfer.net/knowledge/claims/ucm-wxc-fw-prereq-locations-pstn-users
BibTeX
@misc{warmtransfer-claim-ucm-wxc-fw-prereq-locations-pstn-users,
title = {CUCM to Webex Calling migration: source note ucm-wxc-fw-prereq-locations-pstn-users},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/ucm-wxc-fw-prereq-locations-pstn-users},
note = {Source note ucm-wxc-fw-prereq-locations-pstn-users, checked 2026-09-16}
}