SIP Gateway requires UDP ports 49152 to 53247 and TCP port 5061 open for IP ranges 52.112.0.0/14 and 52.122.0.0/15.
Checked 2026-09-30
- Vendor
- Microsoft
- Product
- Microsoft Teams Phone
- Subsystem
- SIP Gateway network
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-30
- Checked
- 2026-09-30
Sources
- Configure SIP Gateway — Microsoft · tier 2 current vendor documentation · Before you can configure SIP Gateway, Open the UDP port and Open the TCP port
Cite this note
APA
WarmTransfer. (2026, September 30). Setting up SIP Gateway for Cisco and Poly phones on Teams: source note teams-sip-gateway-setup-ports. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-sip-gateway-setup-ports
BibTeX
@misc{warmtransfer-claim-teams-sip-gateway-setup-ports,
title = {Setting up SIP Gateway for Cisco and Poly phones on Teams: source note teams-sip-gateway-setup-ports},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/teams-sip-gateway-setup-ports},
note = {Source note teams-sip-gateway-setup-ports, checked 2026-09-30}
}