Source note · Enabling mixed mode and encrypted calling in Unified CM
The per-phone Certificate Operation field offers Install/Upgrade to deploy an LSC, Delete to remove it, and Troubleshoot to diagnose certificate issues.
Checked 2026-09-30
- Vendor
- Cisco
- Product
- Cisco Unified Communications Manager
- Subsystem
- CAPF
- 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 - Certificate Authority Proxy Function — Cisco Systems · tier 2 current vendor documentation · Certificate Authority Proxy Function > CAPF settings on the phone
Cite this note
APA
WarmTransfer. (2026, September 30). Enabling mixed mode and encrypted calling in Unified CM: source note cucm-secure-calling-setup-capf-cert-operation. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-secure-calling-setup-capf-cert-operation
BibTeX
@misc{warmtransfer-claim-cucm-secure-calling-setup-capf-cert-operation,
title = {Enabling mixed mode and encrypted calling in Unified CM: source note cucm-secure-calling-setup-capf-cert-operation},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-secure-calling-setup-capf-cert-operation},
note = {Source note cucm-secure-calling-setup-capf-cert-operation, checked 2026-09-30}
}