Source note · Moving from Unified CM to Zoom Phone
As accessed, Zoom lists supported firmware 12.0(7)SR5 for the Cisco 7841 and 8851, 12.0(7)SR2 for the 8845 (which is flagged EOL), and 4.1(1)SR1 for the 9861, each with firmware date 7/19/2026 and ZTP enabled.
Checked 2026-09-25
- Vendor
- Zoom
- Product
- Zoom Phone
- Subsystem
- Device firmware
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Zoom Phone certified hardware — Zoom Communications · tier 2 current vendor documentation · Cisco table, rows 7841, 8845, 8851, 9861
Cite this note
APA
WarmTransfer. (2026, September 25). Moving from Unified CM to Zoom Phone: source note cucm-to-zoom-phone-cisco-firmware-rows. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-to-zoom-phone-cisco-firmware-rows
BibTeX
@misc{warmtransfer-claim-cucm-to-zoom-phone-cisco-firmware-rows,
title = {Moving from Unified CM to Zoom Phone: source note cucm-to-zoom-phone-cisco-firmware-rows},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-to-zoom-phone-cisco-firmware-rows},
note = {Source note cucm-to-zoom-phone-cisco-firmware-rows, checked 2026-09-25}
}