A DRS restore also requires the server's IP address, hostname, DNS configuration and deployment type to match those stored in the backup file.

Checked 2026-09-25

Vendor
Cisco
Product
Unified Communications Manager
Subsystem
backup
Deployment
on-premises
Region
not restricted
Release range
Release 15 and SUs as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Planning a Unified CM upgrade: source note cucm-upgrade-planning-drs-restore-same-identity. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-upgrade-planning-drs-restore-same-identity

BibTeX

@misc{warmtransfer-claim-cucm-upgrade-planning-drs-restore-same-identity,
  title  = {Planning a Unified CM upgrade: source note cucm-upgrade-planning-drs-restore-same-identity},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-upgrade-planning-drs-restore-same-identity},
  note   = {Source note cucm-upgrade-planning-drs-restore-same-identity, checked 2026-09-25}
}

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