{
  // /etc/kea/kea-dhcp4.conf
  //
  // Single Kea DHCPv4 server pushing DNS settings to both Unbound resolvers.
  // Replace `192.168.X.*` IPs, MAC addresses, and hostnames with values from
  // your environment.
  "Dhcp4": {
    "interfaces-config": {
      "interfaces": ["enp6s18"]
    },
    "control-socket": {
      "socket-type": "unix",
      "socket-name": "/run/kea/kea4-ctrl-socket"
    },
    "lease-database": {
      "type": "memfile",
      "persist": true,
      "name": "/var/lib/kea/kea-leases4.csv",
      "lfc-interval": 3600
    },
    "expired-leases-processing": {
      "reclaim-timer-wait-time": 10,
      "flush-reclaimed-timer-wait-time": 25,
      "hold-reclaimed-time": 3600,
      "max-reclaim-leases": 100,
      "max-reclaim-time": 250,
      "unwarned-reclaim-cycles": 5
    },
    "valid-lifetime": 86400,
    "renew-timer": 43200,
    "rebind-timer": 75600,
    "loggers": [
      {
        "name": "kea-dhcp4",
        "output_options": [{ "output": "stdout", "pattern": "%-5p %m\n" }],
        "severity": "INFO"
      }
    ],
    "reservations-global": false,
    "reservations-in-subnet": true,
    "reservations-out-of-pool": true,
    "subnet4": [
      {
        "id": 1,
        "subnet": "192.168.X.0/24",
        "pools": [
          { "pool": "192.168.X.100 - 192.168.X.200" }
        ],
        "option-data": [
          { "name": "routers",              "data": "192.168.X.1" },
          { "name": "domain-name-servers",  "data": "192.168.X.10, 192.168.X.11" },
          { "name": "domain-name",          "data": "home.lan" },
          { "name": "domain-search",        "data": "home.lan" }
        ],
        "reservations": [
          {
            "hw-address": "aa:bb:cc:dd:ee:01",
            "ip-address": "192.168.X.81",
            "hostname":   "switch-01"
          },
          {
            "hw-address": "aa:bb:cc:dd:ee:91",
            "ip-address": "192.168.X.91",
            "hostname":   "ap-01"
          },
          {
            "hw-address": "aa:bb:cc:dd:ee:92",
            "ip-address": "192.168.X.92",
            "hostname":   "ap-02"
          }
        ]
      }
    ]
  }
}