Microsoft states it is not planning to require IPv6 or to deprioritize IPv4 in any Microsoft 365 feature or service.

Checked 2026-10-02

Vendor
Microsoft
Product
Microsoft 365
Subsystem
Network connectivity
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-m365-no-ipv4-deprioritization. WarmTransfer. https://warmtransfer.net/knowledge/claims/ipv6-voice-m365-no-ipv4-deprioritization

BibTeX

@misc{warmtransfer-claim-ipv6-voice-m365-no-ipv4-deprioritization,
  title  = {IPv6 for voice and UC platforms: source note ipv6-voice-m365-no-ipv4-deprioritization},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/ipv6-voice-m365-no-ipv4-deprioritization},
  note   = {Source note ipv6-voice-m365-no-ipv4-deprioritization, checked 2026-10-02}
}

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