Source note · Enabling mixed mode and encrypted calling in Unified CM
CAPF runs in one of three modes: Cisco Authority Proxy Function (the default, where CAPF signs LSCs itself), Online CA (an external CA signs automatically) or Offline CA (CSRs are downloaded, signed externally and uploaded manually).
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 modes
Cite this note
APA
WarmTransfer. (2026, September 30). Enabling mixed mode and encrypted calling in Unified CM: source note cucm-secure-calling-setup-capf-modes. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-secure-calling-setup-capf-modes
BibTeX
@misc{warmtransfer-claim-cucm-secure-calling-setup-capf-modes,
title = {Enabling mixed mode and encrypted calling in Unified CM: source note cucm-secure-calling-setup-capf-modes},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-secure-calling-setup-capf-modes},
note = {Source note cucm-secure-calling-setup-capf-modes, checked 2026-09-30}
}