When CMRs are enabled, CUCM writes one CMR for each IP phone involved in the call or for each MGCP gateway, so each endpoint in the call produces its own CMR.
Checked 2026-09-22
The system writes one CMR record for each IP phone that is involved in the call or for each Media Gateway Control Protocol (MGCP) gateway.
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- CMR generation
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 15 and SUs
- Checked
- 2026-09-22
Sources
- Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Call Management Records — Cisco Systems · tier 2 current vendor documentation · Call Management Records chapter, CMR Processing
Cite this note
APA
WarmTransfer. (2026, September 22). CUCM call management records (CMR) fields and the CDR relation: source note cucm-call-management-records-one-per-endpoint. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-call-management-records-one-per-endpoint
BibTeX
@misc{warmtransfer-claim-cucm-call-management-records-one-per-endpoint,
title = {CUCM call management records (CMR) fields and the CDR relation: source note cucm-call-management-records-one-per-endpoint},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-call-management-records-one-per-endpoint},
note = {Source note cucm-call-management-records-one-per-endpoint, checked 2026-09-22}
}