Source note · Unified CM CTI and JTAPI integrations
The CSR 14 guide calculates required CTI resources as total CTI device count multiplied by the greater of the CTI line factor and the application factor. The line factor is 1.0 for 1 to 5 lines and rises to 2.0 at 10 lines.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- Sizing
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Collaboration System Release 14
- Checked
- 2026-09-25
Sources
- Cisco Collaboration Sizing Guide - Collaboration Sizing Guide for CSR 14 — Cisco Systems · tier 2 current vendor documentation · Determining CTI Resources Required for a Unified CM Cluster, Tables 1-7 and 1-8
Cite this note
APA
WarmTransfer. (2026, September 25). Unified CM CTI and JTAPI integrations: source note cucm-cti-jtapi-csr14-resource-formula. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-cti-jtapi-csr14-resource-formula
BibTeX
@misc{warmtransfer-claim-cucm-cti-jtapi-csr14-resource-formula,
title = {Unified CM CTI and JTAPI integrations: source note cucm-cti-jtapi-csr14-resource-formula},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-cti-jtapi-csr14-resource-formula},
note = {Source note cucm-cti-jtapi-csr14-resource-formula, checked 2026-09-25}
}