Source note · Unified CM backup and upgrade
An upgrade from Release 14SU4 to a destination version lower than Release 15SU2 is not supported.
Checked 2026-09-24
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- upgrade paths
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 14SU4 source
- Checked
- 2026-09-24
Sources
- Compatibility Matrix for Cisco Unified Communications Manager and the IM and Presence Service, Release 15x — Cisco Systems · tier 2 current vendor documentation · Table 1, Release 14 and SUs row note
Cite this note
APA
WarmTransfer. (2026, September 24). Unified CM backup and upgrade: source note cucm-backup-upgrade-14su4-below-15su2. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-backup-upgrade-14su4-below-15su2
BibTeX
@misc{warmtransfer-claim-cucm-backup-upgrade-14su4-below-15su2,
title = {Unified CM backup and upgrade: source note cucm-backup-upgrade-14su4-below-15su2},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-backup-upgrade-14su4-below-15su2},
note = {Source note cucm-backup-upgrade-14su4-below-15su2, checked 2026-09-24}
}