Source note · Unified CM call admission control
When call admission control denies an inter-location call, Unified CM can automatically reroute it to the destination over the PSTN using Automated Alternate Routing (AAR).
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- Automated Alternate Routing
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Collaboration 14 preferred architecture
- Checked
- 2026-09-25
Sources
- Preferred Architecture for Cisco Collaboration 14 Enterprise On-Premises Deployments, CVD - Bandwidth Management — Cisco · tier 2 current vendor documentation · Bandwidth Management Deployment (Automated Alternate Routing)
Cite this note
APA
WarmTransfer. (2026, September 25). Unified CM call admission control: source note cucm-call-admission-control-aar-on-denial. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-call-admission-control-aar-on-denial
BibTeX
@misc{warmtransfer-claim-cucm-call-admission-control-aar-on-denial,
title = {Unified CM call admission control: source note cucm-call-admission-control-aar-on-denial},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-call-admission-control-aar-on-denial},
note = {Source note cucm-call-admission-control-aar-on-denial, checked 2026-09-25}
}