Source note · Enabling mixed mode and encrypted calling in Unified CM
Mixed mode is confirmed when the Cluster Security Mode field in the Security Parameters pane of System > Enterprise Parameters shows the value 1.
Checked 2026-09-30
- Vendor
- Cisco
- Product
- Cisco Unified Communications Manager
- Subsystem
- security modes
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 15 and SUs
- Checked
- 2026-09-30
Sources
- Security Guide for Cisco Unified Communications Manager, Release 15 and SUs - Security Modes — Cisco Systems · tier 2 current vendor documentation · Security Modes > Mixed Mode > verification
Cite this note
APA
WarmTransfer. (2026, September 30). Enabling mixed mode and encrypted calling in Unified CM: source note cucm-secure-calling-setup-verify-cluster-security-mode. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-secure-calling-setup-verify-cluster-security-mode
BibTeX
@misc{warmtransfer-claim-cucm-secure-calling-setup-verify-cluster-security-mode,
title = {Enabling mixed mode and encrypted calling in Unified CM: source note cucm-secure-calling-setup-verify-cluster-security-mode},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-secure-calling-setup-verify-cluster-security-mode},
note = {Source note cucm-secure-calling-setup-verify-cluster-security-mode, checked 2026-09-30}
}