Source note · CUCM to Webex Calling migration
An optional Cisco Unity Connection export produced by the CallHandlerDataDump tool may be uploaded as a .zip file up to 2 GB.
Checked 2026-09-04
The maximum size of upload for Unity .zip file is 2GB.
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- Unified CM to Webex Calling migration
- Deployment
- multi-tenant, dedicated-instance
- Region
- not restricted
- Release range
- current as of 2026-09-04
- Checked
- 2026-09-04
Sources
- Migrate devices and features from Unified CM to Webex Calling — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Import data, Unity upload step
Cite this note
APA
WarmTransfer. (2026, September 4). CUCM to Webex Calling migration: source note wxc-mig-unity-zip-2gb. WarmTransfer. https://warmtransfer.net/knowledge/claims/wxc-mig-unity-zip-2gb
BibTeX
@misc{warmtransfer-claim-wxc-mig-unity-zip-2gb,
title = {CUCM to Webex Calling migration: source note wxc-mig-unity-zip-2gb},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/wxc-mig-unity-zip-2gb},
note = {Source note wxc-mig-unity-zip-2gb, checked 2026-09-04}
}