Source note · Unified CM backup and upgrade
From Release 14SU4 and 15SU2 onward, Call Home is deprecated as the Smart Licensing transport and Smart Transport is introduced.
Checked 2026-09-24
Call Home as a transport mode for smart licensing is deprecated. Smart Transport mode, the new transport mode is introduced for smart licensing.
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- licensing
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 14SU4 and later; 15SU2 and later
- Checked
- 2026-09-24
Sources
- System Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Smart Software Licensing — Cisco Systems · tier 2 current vendor documentation · Smart Software Licensing chapter, Smart Transport section
Cite this note
APA
WarmTransfer. (2026, September 24). Unified CM backup and upgrade: source note cucm-backup-upgrade-call-home-deprecated. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-backup-upgrade-call-home-deprecated
BibTeX
@misc{warmtransfer-claim-cucm-backup-upgrade-call-home-deprecated,
title = {Unified CM backup and upgrade: source note cucm-backup-upgrade-call-home-deprecated},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-backup-upgrade-call-home-deprecated},
note = {Source note cucm-backup-upgrade-call-home-deprecated, checked 2026-09-24}
}