{
  # ddns-update-style
  /// This configuration declares some subnets but has no interfaces-config
  /// Reference Kea #245
  "Dhcp6": {
    "dhcp-ddns": {
      /// Unspecified ddns-domainname (default domain-name option value)
      /// Kea requires a qualifying-suffix
      /// Initialized to "": please put a value
      "qualifying-suffix": "",
      "enable-updates": true
    },
    "subnet6": [
      # embedded in pool
      {
        "id": 1,
        "subnet": "2001::/64",
        "pools": [
          {
//          /// Unsupported ddns-update-style interim
//          /// Only global ddns-update-style is supported
//          "ddns-update-style": "interim",
            "pool": "2001::1000 - 2001::1fff"
          }
        ]
      }
    ]
  }
}