Because an inbound call can fork to several Teams endpoints of one user, the SBC must answer connectivity checks and accept nominations from multiple endpoints, before or after the 200 OK, and must not change ICE candidates, password or ufrag between a 183 and the 200 OK.
Checked 2026-09-30
- Vendor
- Microsoft
- Product
- Microsoft Teams Phone Direct Routing
- Subsystem
- SBC ICE Lite
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-30
- Checked
- 2026-09-30
Sources
- Direct Routing support for media bypass - Microsoft Teams — Microsoft Learn · tier 2 current vendor documentation · ICE Lite requirements > Nominations and Converging for forking; Scenarios > Outbound call to SBC, Note
Cite this note
APA
WarmTransfer. (2026, September 30). Setting up media bypass and local media optimization for Teams Direct Routing: source note teams-media-bypass-setup-ice-forking. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-media-bypass-setup-ice-forking
BibTeX
@misc{warmtransfer-claim-teams-media-bypass-setup-ice-forking,
title = {Setting up media bypass and local media optimization for Teams Direct Routing: source note teams-media-bypass-setup-ice-forking},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/teams-media-bypass-setup-ice-forking},
note = {Source note teams-media-bypass-setup-ice-forking, checked 2026-09-30}
}