RFC 8445 excludes deprecated IPv4-compatible IPv6 addresses and IPv6 site-local unicast addresses from host candidates, and says IPv4-mapped IPv6 addresses SHOULD NOT be included unless the application does not support IPv4.

Checked 2026-10-02

Vendor
not restricted
Product
not restricted
Subsystem
ICE candidate gathering
Deployment
any
Region
not restricted
Release range
RFC 8445
Checked
2026-10-02

Sources

Cite this note

APA

WarmTransfer. (2026, October 2). IPv6 for voice and UC platforms: source note ipv6-voice-rfc8445-host-candidate-exclusions. WarmTransfer. https://warmtransfer.net/knowledge/claims/ipv6-voice-rfc8445-host-candidate-exclusions

BibTeX

@misc{warmtransfer-claim-ipv6-voice-rfc8445-host-candidate-exclusions,
  title  = {IPv6 for voice and UC platforms: source note ipv6-voice-rfc8445-host-candidate-exclusions},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/ipv6-voice-rfc8445-host-candidate-exclusions},
  note   = {Source note ipv6-voice-rfc8445-host-candidate-exclusions, checked 2026-10-02}
}

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