{
  "DhcpDdns": {
    "forward-ddns": {
      "ddns-domains": [
        {
          "name": "example.local.",
          "dns-servers": [
            { "ip-address": "10.0.0.10", "port": 53 }
          ]
        }
      ]
    },
    "reverse-ddns": {
      "ddns-domains": [
        {
          "name": "0.0.10.in-addr.arpa.",
          "dns-servers": [
            { "ip-address": "10.0.0.10", "port": 53 }
          ]
        }
      ]
    },
    "hooks-libraries": [
      {
        "library": "/usr/lib64/kea/hooks/libddns_gss_tsig.so",
        "parameters": {
          "server-principal": "DNS/dc1.example.local@EXAMPLE.REALM",
          "gss-replay-flag": false,
          "tkey-lifetime": 3600,
          "rekey-interval": 2700,
          "servers": [
            { "id": "ad_dns", "ip-address": "10.0.0.10", "port": 53 }
          ]
        }
      }
    ]
  }
}
``