Source note · Setting up an Oracle SBC for Teams Direct Routing
When the client cannot reach the SBC directly, bypass media goes through Teams Transport Relays in 52.112.0.0/14 (commercial), which send from ports 50000-59999 to the SBC and receive from the SBC on 50000-59999 and 3478-3481.
Checked 2026-09-30
- Vendor
- Microsoft
- Product
- Microsoft Teams Phone Direct Routing
- Subsystem
- Media bypass
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-30
- Checked
- 2026-09-30
Sources
- Plan for media bypass with Direct Routing — Microsoft · tier 2 current vendor documentation · Requirements for using Transport Relays
Cite this note
APA
WarmTransfer. (2026, September 30). Setting up an Oracle SBC for Teams Direct Routing: source note oracle-sbc-teams-direct-routing-setup-bypass-relay-ports. WarmTransfer. https://warmtransfer.net/knowledge/claims/oracle-sbc-teams-direct-routing-setup-bypass-relay-ports
BibTeX
@misc{warmtransfer-claim-oracle-sbc-teams-direct-routing-setup-bypass-relay-ports,
title = {Setting up an Oracle SBC for Teams Direct Routing: source note oracle-sbc-teams-direct-routing-setup-bypass-relay-ports},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/oracle-sbc-teams-direct-routing-setup-bypass-relay-ports},
note = {Source note oracle-sbc-teams-direct-routing-setup-bypass-relay-ports, checked 2026-09-30}
}