During coexistence an organization will likely run two voicemail systems, Webex Calling native voicemail for migrated users and Unity Connection for users still on Unified CM, since Webex Calling cannot use Unity Connection.
inferred · Checked 2026-09-24
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- voicemail
- Deployment
- on-premises, multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Status
- inferred
- Checked
- 2026-09-24
Sources
- Prepare to migrate from Unified CM to Webex Calling — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Prepare to migrate > Cisco integrations: Unity Connection UCCX UCCE
Cite this note
APA
WarmTransfer. (2026, September 24). Unified CM and Webex Calling coexistence during a migration: source note cucm-webex-calling-coexistence-vm-split-inference. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-webex-calling-coexistence-vm-split-inference
BibTeX
@misc{warmtransfer-claim-cucm-webex-calling-coexistence-vm-split-inference,
title = {Unified CM and Webex Calling coexistence during a migration: source note cucm-webex-calling-coexistence-vm-split-inference},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-webex-calling-coexistence-vm-split-inference},
note = {Source note cucm-webex-calling-coexistence-vm-split-inference, checked 2026-09-24}
}