Source note · Unified CM backup and upgrade
For a 12.5(x) destination, sources on 10.5(x), 11.x and 12.0(x) take a direct refresh upgrade, while 12.5(x) to 12.5(y) is a standard upgrade.
Checked 2026-09-24
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- upgrade paths
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 12.5(x) destination only
- Checked
- 2026-09-24
Sources
- Upgrade and Migration Guide for Cisco Unified Communications Manager and the IM and Presence Service, Release 12.5(1) - Upgrade Planning — Cisco Systems · tier 2 current vendor documentation · Upgrade Planning chapter, supported upgrade paths table
Cite this note
APA
WarmTransfer. (2026, September 24). Unified CM backup and upgrade: source note cucm-backup-upgrade-refresh-sources-125. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-backup-upgrade-refresh-sources-125
BibTeX
@misc{warmtransfer-claim-cucm-backup-upgrade-refresh-sources-125,
title = {Unified CM backup and upgrade: source note cucm-backup-upgrade-refresh-sources-125},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-backup-upgrade-refresh-sources-125},
note = {Source note cucm-backup-upgrade-refresh-sources-125, checked 2026-09-24}
}