Source note · Enabling mixed mode and encrypted calling in Unified CM
The phone security profile's CAPF Authentication Mode options include By Null String, By Existing Certificate (Precedence to LSC) and By Existing Certificate (Precedence to MIC).
Checked 2026-09-30
- Vendor
- Cisco
- Product
- Cisco Unified Communications Manager
- Subsystem
- phone security profile
- 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 - Phone Security — Cisco Systems · tier 2 current vendor documentation · Phone Security Profile settings > Authentication Mode
Cite this note
APA
WarmTransfer. (2026, September 30). Enabling mixed mode and encrypted calling in Unified CM: source note cucm-secure-calling-setup-psp-capf-auth-modes. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-secure-calling-setup-psp-capf-auth-modes
BibTeX
@misc{warmtransfer-claim-cucm-secure-calling-setup-psp-capf-auth-modes,
title = {Enabling mixed mode and encrypted calling in Unified CM: source note cucm-secure-calling-setup-psp-capf-auth-modes},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-secure-calling-setup-psp-capf-auth-modes},
note = {Source note cucm-secure-calling-setup-psp-capf-auth-modes, checked 2026-09-30}
}