Source note · Cisco unified cm
A Unified CM cluster can have at most 21 servers in total, counting the publisher, TFTP servers and media servers.
Checked 2026-09-30
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- cluster architecture
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Release 15 and SUs
- Checked
- 2026-09-30
Sources
- Installation Guide for Cisco Unified Communications Manager and the IM and Presence Service, Release 15 and SUs - Planning the Installation — Cisco Systems · tier 2 current vendor documentation · Cluster topology section
Cite this note
APA
WarmTransfer. (2026, September 30). Cisco unified cm: source note cisco-unified-cm-cluster-max-21. WarmTransfer. https://warmtransfer.net/knowledge/claims/cisco-unified-cm-cluster-max-21
BibTeX
@misc{warmtransfer-claim-cisco-unified-cm-cluster-max-21,
title = {Cisco unified cm: source note cisco-unified-cm-cluster-max-21},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cisco-unified-cm-cluster-max-21},
note = {Source note cisco-unified-cm-cluster-max-21, checked 2026-09-30}
}