Source note · Inventorying a legacy PBX before migration
Cisco 6800 series IP phones cannot be converted from Enterprise firmware to Multiplatform (MPP) firmware, whereas 7800 and 8800 phones need MPP firmware before transition to Webex Calling.
Checked 2026-10-14
The Cisco 6800 series IP phones cannot be upgraded from Enterprise firmware to Multiplatform (MPP) firmware.
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- device eligibility
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-10-14
- Checked
- 2026-10-14
Sources
- Prepare to migrate from Unified CM to Webex Calling — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Prepare > Devices and clients
Cite this note
APA
WarmTransfer. (2026, October 14). Inventorying a legacy PBX before migration: source note pbx-discovery-inventory-prep-6800-no-mpp. WarmTransfer. https://warmtransfer.net/knowledge/claims/pbx-discovery-inventory-prep-6800-no-mpp
BibTeX
@misc{warmtransfer-claim-pbx-discovery-inventory-prep-6800-no-mpp,
title = {Inventorying a legacy PBX before migration: source note pbx-discovery-inventory-prep-6800-no-mpp},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/pbx-discovery-inventory-prep-6800-no-mpp},
note = {Source note pbx-discovery-inventory-prep-6800-no-mpp, checked 2026-10-14}
}