Source note · IPv6 for voice and UC platforms
For IPv6 Direct Routing media, Microsoft says to allow 2603:1063:400::/40 and 2603:1063:100::/40. Media ports are the same as for IPv4: UDP 3478-3481 and 49152-53247 in both directions.
Checked 2026-10-02
- Vendor
- Microsoft
- Product
- Teams Phone Direct Routing
- Subsystem
- Firewall / media
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- Plan Direct Routing — Microsoft (Microsoft Learn) · tier 2 current vendor documentation · Sections 'Media processor IP ranges' (Microsoft 365 / Office 365) and 'Media ports'
Cite this note
APA
WarmTransfer. (2026, October 2). IPv6 for voice and UC platforms: source note ipv6-voice-teams-dr-ipv6-media-ranges. WarmTransfer. https://warmtransfer.net/knowledge/claims/ipv6-voice-teams-dr-ipv6-media-ranges
BibTeX
@misc{warmtransfer-claim-ipv6-voice-teams-dr-ipv6-media-ranges,
title = {IPv6 for voice and UC platforms: source note ipv6-voice-teams-dr-ipv6-media-ranges},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/ipv6-voice-teams-dr-ipv6-media-ranges},
note = {Source note ipv6-voice-teams-dr-ipv6-media-ranges, checked 2026-10-02}
}