Source note · Planning a Unified CM upgrade
After regenerating expired identity certificates during pre-upgrade cleanup, take a backup so the new certificates are preserved.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- certificates / backup
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Release 15 and SUs as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Upgrade and Migration Guide for Cisco Unified Communications Manager and the IM and Presence Service, Release 15 and SUs - Pre-Upgrade Tasks (Manual Process) — Cisco Systems · tier 2 current vendor documentation · Pre-Upgrade Tasks > Regenerate Expired Identity Certificates
Cite this note
APA
WarmTransfer. (2026, September 25). Planning a Unified CM upgrade: source note cucm-upgrade-planning-backup-after-cert-regen. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-upgrade-planning-backup-after-cert-regen
BibTeX
@misc{warmtransfer-claim-cucm-upgrade-planning-backup-after-cert-regen,
title = {Planning a Unified CM upgrade: source note cucm-upgrade-planning-backup-after-cert-regen},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-upgrade-planning-backup-after-cert-regen},
note = {Source note cucm-upgrade-planning-backup-after-cert-regen, checked 2026-09-25}
}