Source note · Microsoft teams phone
Direct Routing media between Microsoft media processors and the SBC uses UDP/SRTP ports 3478-3481 and 49152-53247 in both directions, and Microsoft recommends at least two media ports per concurrent call on the SBC.
Checked 2026-09-24
- Vendor
- Microsoft
- Product
- Teams Phone
- Subsystem
- Direct Routing - media
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- Plan Direct Routing — Microsoft (Microsoft Learn) · tier 2 current vendor documentation · Plan Direct Routing, section 'Media ports' table and Tip
Cite this note
APA
WarmTransfer. (2026, September 24). Microsoft teams phone: source note microsoft-teams-phone-dr-media-ports. WarmTransfer. https://warmtransfer.net/knowledge/claims/microsoft-teams-phone-dr-media-ports
BibTeX
@misc{warmtransfer-claim-microsoft-teams-phone-dr-media-ports,
title = {Microsoft teams phone: source note microsoft-teams-phone-dr-media-ports},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/microsoft-teams-phone-dr-media-ports},
note = {Source note microsoft-teams-phone-dr-media-ports, checked 2026-09-24}
}