A Direct Routing SBC's IP version is set with the IPAddressVersion option of New-CsOnlinePSTNGateway, whose values are IPv4 and IPv6. When it is IPv6, the SBC must use IPv6 for both signalling and media.

Checked 2026-10-02

When 'IPv6' is set, the SBC must use IPv6 for both signaling and media.
Vendor
Microsoft
Product
Teams Phone Direct Routing
Subsystem
PowerShell SBC configuration
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-dr-ipaddressversion. WarmTransfer. https://warmtransfer.net/knowledge/claims/ipv6-voice-teams-dr-ipaddressversion

BibTeX

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

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