Cisco 8821 and 8831 phones are not eligible to convert from Enterprise to MPP firmware.

Checked 2026-09-25

Vendor
Cisco
Product
Cisco IP Phone 8800
Subsystem
Enterprise to MPP conversion
Deployment
on-premises, multi-tenant
Region
not restricted
Release range
as of guide update 2024-12-21
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Moving from Unified CM to Zoom Phone: source note cucm-to-zoom-phone-e2m-ineligible. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-to-zoom-phone-e2m-ineligible

BibTeX

@misc{warmtransfer-claim-cucm-to-zoom-phone-e2m-ineligible,
  title  = {Moving from Unified CM to Zoom Phone: source note cucm-to-zoom-phone-e2m-ineligible},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-to-zoom-phone-e2m-ineligible},
  note   = {Source note cucm-to-zoom-phone-e2m-ineligible, checked 2026-09-25}
}

Read in context