Source note · Troubleshooting Teams Direct Routing
Microsoft says its SIP endpoints currently trust SBC certificates that lack the Client Authentication EKU, expects this to continue for the foreseeable future, and will announce any change in advance.
Checked 2026-09-25
- Vendor
- Microsoft
- Product
- Microsoft Teams Phone Direct Routing
- Subsystem
- tls-certificates
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- What's New Direct Routing — Microsoft · tier 2 current vendor documentation · Clarification on Client Authentication Extended Key Usage (EKU)
Cite this note
APA
WarmTransfer. (2026, September 25). Troubleshooting Teams Direct Routing: source note teams-direct-routing-troubleshooting-client-eku-now. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-direct-routing-troubleshooting-client-eku-now
BibTeX
@misc{warmtransfer-claim-teams-direct-routing-troubleshooting-client-eku-now,
title = {Troubleshooting Teams Direct Routing: source note teams-direct-routing-troubleshooting-client-eku-now},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/teams-direct-routing-troubleshooting-client-eku-now},
note = {Source note teams-direct-routing-troubleshooting-client-eku-now, checked 2026-09-25}
}