Teams Location-Based Routing supports both IPv4 and IPv6 subnets, and an IPv6 match takes precedence when the client's subnet is checked.

Checked 2026-10-02

IPv4 and IPv6 subnets are supported, however, IPv6 takes precedence when checking for a match.
Vendor
Microsoft
Product
Teams Phone Direct Routing
Subsystem
Location-Based Routing
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-10-02
Checked
2026-10-02

Sources

Cite this note

APA

WarmTransfer. (2026, October 2). IPv6 for voice and UC platforms: source note ipv6-voice-teams-lbr-ipv6-precedence. WarmTransfer. https://warmtransfer.net/knowledge/claims/ipv6-voice-teams-lbr-ipv6-precedence

BibTeX

@misc{warmtransfer-claim-ipv6-voice-teams-lbr-ipv6-precedence,
  title  = {IPv6 for voice and UC platforms: source note ipv6-voice-teams-lbr-ipv6-precedence},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/ipv6-voice-teams-lbr-ipv6-precedence},
  note   = {Source note ipv6-voice-teams-lbr-ipv6-precedence, checked 2026-10-02}
}

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