Source note · DNS SRV and service discovery for SIP
Direct Routing SIP/TLS from the SBC to the Microsoft SIP proxy uses destination port 5061, while the port for traffic from Microsoft to the SBC is whatever is configured on the SBC.
Checked 2026-09-24
- Vendor
- Microsoft
- Product
- Teams Phone Direct Routing
- Subsystem
- SIP signaling
- 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 · SIP signaling ports
Cite this note
APA
WarmTransfer. (2026, September 24). DNS SRV and service discovery for SIP: source note dns-srv-voice-msdr-port-5061. WarmTransfer. https://warmtransfer.net/knowledge/claims/dns-srv-voice-msdr-port-5061
BibTeX
@misc{warmtransfer-claim-dns-srv-voice-msdr-port-5061,
title = {DNS SRV and service discovery for SIP: source note dns-srv-voice-msdr-port-5061},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/dns-srv-voice-msdr-port-5061},
note = {Source note dns-srv-voice-msdr-port-5061, checked 2026-09-24}
}