Source note · Setting up CUBE for a carrier SIP trunk
From Cisco IOS XE 17.14.1a CUBE supports TLS 1.3 alongside 1.0, 1.1 and 1.2; TLS 1.0 and 1.1 are available only in system mode insecure.
Checked 2026-09-25
Starting from Cisco IOS XE 17.14.1a, TLS version 1.3 is supported in addition to TLS versions 1.0, 1.1 and 1.2.
- Vendor
- Cisco
- Product
- Cisco Unified Border Element
- Subsystem
- SIP TLS
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Cisco IOS XE 17.14.1a onwards for TLS 1.3
- Checked
- 2026-09-25
Sources
- Cisco Unified Border Element Configuration Guide - Cisco IOS XE 17.6 Onwards - SIP TLS Support — Cisco · tier 2 current vendor documentation · SIP TLS Support on CUBE; supported TLS versions
Cite this note
APA
WarmTransfer. (2026, September 25). Setting up CUBE for a carrier SIP trunk: source note cube-carrier-trunk-setup-tls-versions. WarmTransfer. https://warmtransfer.net/knowledge/claims/cube-carrier-trunk-setup-tls-versions
BibTeX
@misc{warmtransfer-claim-cube-carrier-trunk-setup-tls-versions,
title = {Setting up CUBE for a carrier SIP trunk: source note cube-carrier-trunk-setup-tls-versions},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cube-carrier-trunk-setup-tls-versions},
note = {Source note cube-carrier-trunk-setup-tls-versions, checked 2026-09-25}
}