Source note · Setting up CUBE as a Microsoft Teams Direct Routing SBC
CUBE's voice class srtp-crypto lists preferred SRTP suites (AEAD_AES_256_GCM, AEAD_AES_128_GCM, AES_CM_128_HMAC_SHA1_80, AES_CM_128_HMAC_SHA1_32) and can be applied globally under voice service voip sip, in a voice class tenant, or per dial-peer with voice-class sip srtp-crypto, with 'srtp' enabling secure calls on the dial-peer.
Checked 2026-09-30
- Vendor
- Cisco
- Product
- Cisco Unified Border Element
- Subsystem
- SRTP
- Deployment
- on-premises
- Region
- not restricted
- Release range
- IOS XE 17.6 onwards
- Checked
- 2026-09-30
Sources
- Cisco Unified Border Element Configuration Guide - Cisco IOS XE 17.6 Onwards - SRTP-SRTP Interworking — Cisco Systems · tier 2 current vendor documentation · Voice class srtp-crypto configuration; application at global, tenant and dial-peer levels
Cite this note
APA
WarmTransfer. (2026, September 30). Setting up CUBE as a Microsoft Teams Direct Routing SBC: source note cube-teams-direct-routing-setup-cube-srtp-crypto. WarmTransfer. https://warmtransfer.net/knowledge/claims/cube-teams-direct-routing-setup-cube-srtp-crypto
BibTeX
@misc{warmtransfer-claim-cube-teams-direct-routing-setup-cube-srtp-crypto,
title = {Setting up CUBE as a Microsoft Teams Direct Routing SBC: source note cube-teams-direct-routing-setup-cube-srtp-crypto},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cube-teams-direct-routing-setup-cube-srtp-crypto},
note = {Source note cube-teams-direct-routing-setup-cube-srtp-crypto, checked 2026-09-30}
}