Cisco advises ordering and porting phone numbers with the provider before configuring them in Control Hub, and disabling or deleting the migrated directory numbers and features on Unified CM afterwards.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- migration sequencing
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Implement the migration from Unified CM to Webex Calling — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Number porting step; post-migration Unified CM cleanup
Cite this note
APA
WarmTransfer. (2026, September 25). Migrating a Unified CM dial plan to Webex Calling or Teams: source note dial-plan-migration-impl-port-before-config. WarmTransfer. https://warmtransfer.net/knowledge/claims/dial-plan-migration-impl-port-before-config
BibTeX
@misc{warmtransfer-claim-dial-plan-migration-impl-port-before-config,
title = {Migrating a Unified CM dial plan to Webex Calling or Teams: source note dial-plan-migration-impl-port-before-config},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/dial-plan-migration-impl-port-before-config},
note = {Source note dial-plan-migration-impl-port-before-config, checked 2026-09-25}
}