RFC 文档RFC 4193 - Unique Local IPv6 Unicast Addresses8. IANA 注意事项本页总览8. IANA Considerations (IANA 注意事项)8. IANA Considerations (IANA 注意事项) IANA 已将 FC00::/7 前缀分配给 "Unique Local Unicast" (唯一本地单播).