The fetched Cisco sources give no absolute MOS pass or fail threshold for CMR voice quality: CAR grades on jitter, lost packets and latency, and the phone guidance recommends baselines and relative changes.
inferred · Checked 2026-09-22
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- CMR varVQMetrics
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 15 and SUs
- Status
- inferred
- Checked
- 2026-09-22
Sources
- Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Initial Setup — Cisco Systems · tier 2 current vendor documentation · Initial Setup chapter, section Define QoS Values; read with the 8821 Voice Quality Monitoring section
Cite this note
APA
WarmTransfer. (2026, September 22). CUCM call management records (CMR) fields and the CDR relation: source note cucm-call-management-records-no-mos-threshold. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-call-management-records-no-mos-threshold
BibTeX
@misc{warmtransfer-claim-cucm-call-management-records-no-mos-threshold,
title = {CUCM call management records (CMR) fields and the CDR relation: source note cucm-call-management-records-no-mos-threshold},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-call-management-records-no-mos-threshold},
note = {Source note cucm-call-management-records-no-mos-threshold, checked 2026-09-22}
}