Without SME, the Preferred Architecture interconnects Unified CM clusters with a full mesh of SIP trunks so calls do not traverse intermediate clusters.

Checked 2026-09-25

To avoid session traversal through individual clusters, deploy a full mesh of SIP trunks.
Vendor
Cisco
Product
Unified Communications Manager
Subsystem
design
Deployment
on-premises
Region
not restricted
Release range
Collaboration Systems Release 14
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Unified CM Session Management Edition: source note cucm-session-management-edition-full-mesh-small. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-session-management-edition-full-mesh-small

BibTeX

@misc{warmtransfer-claim-cucm-session-management-edition-full-mesh-small,
  title  = {Unified CM Session Management Edition: source note cucm-session-management-edition-full-mesh-small},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-session-management-edition-full-mesh-small},
  note   = {Source note cucm-session-management-edition-full-mesh-small, checked 2026-09-25}
}

Read in context