The Cisco CUBE rows are certified at IOS XE Amsterdam 17.2.1r (recommended 17.6.1a; 17.3.3 for CSR 1000V; Catalyst 8000 Edge supported from 17.3.2), and the table notes that firmware higher than documented is supported as long as the major.minor version is unchanged.

Checked 2026-09-16

Firmware versions that are higher than what is documented are supported as long as the major.minor version is the same.
Vendor
Microsoft
Product
certified SBC list
Subsystem
SBC certification
Deployment
multi-tenant
Region
not restricted
Release range
certification as printed on 2026-09-16
Checked
2026-09-16

Sources

Cite this note

APA

WarmTransfer. (2026, September 16). CUCM to Teams Phone migration: source note cucm-to-teams-phone-cube-certified-versions. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-to-teams-phone-cube-certified-versions

BibTeX

@misc{warmtransfer-claim-cucm-to-teams-phone-cube-certified-versions,
  title  = {CUCM to Teams Phone migration: source note cucm-to-teams-phone-cube-certified-versions},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-to-teams-phone-cube-certified-versions},
  note   = {Source note cucm-to-teams-phone-cube-certified-versions, checked 2026-09-16}
}

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