The Unified CM 15 Maximum Devices Per Node service parameter sets the maximum number of devices all CTI applications together can open on any one CTIManager node. Its default is 800.

Checked 2026-09-25

The default is 800 devices.
Vendor
Cisco
Product
Unified Communications Manager
Subsystem
CTIManager service parameters
Deployment
on-premises
Region
not restricted
Release range
15 and SUs
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Unified CM CTI and JTAPI integrations: source note cucm-cti-jtapi-max-devices-per-node. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-cti-jtapi-max-devices-per-node

BibTeX

@misc{warmtransfer-claim-cucm-cti-jtapi-max-devices-per-node,
  title  = {Unified CM CTI and JTAPI integrations: source note cucm-cti-jtapi-max-devices-per-node},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-cti-jtapi-max-devices-per-node},
  note   = {Source note cucm-cti-jtapi-max-devices-per-node, checked 2026-09-25}
}

Read in context