Source note · Unified CM security hardening
The minimum TLS version is set with set tls min-version (for example, set tls min-version 1.3) and checked with show tls min-version.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- TLS
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 15SU2 and later
- Checked
- 2026-09-25
Sources
- Security Guide for Cisco Unified Communications Manager, Release 15 and SUs - TLS 1.3 Setup (From Release 15SU2 Onwards) — Cisco Systems · tier 2 current vendor documentation · TLS 1.3 Setup > Set Minimum TLS Version
Cite this note
APA
WarmTransfer. (2026, September 25). Unified CM security hardening: source note cucm-security-hardening-tls-min-version-cli. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-security-hardening-tls-min-version-cli
BibTeX
@misc{warmtransfer-claim-cucm-security-hardening-tls-min-version-cli,
title = {Unified CM security hardening: source note cucm-security-hardening-tls-min-version-cli},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-security-hardening-tls-min-version-cli},
note = {Source note cucm-security-hardening-tls-min-version-cli, checked 2026-09-25}
}