kea/1.4.0/kea-ik/hooks/kea-cm-hook/kea4-dhcp.conf

    {
            "Dhcp4": {
                "control-socket": {
                    "socket-name": "/tmp/kea-dhcp4-ctrl.sock",
                    "socket-type": "unix"
                },
                    "interfaces-config": {
        "interfaces": [ "*" ]
    },
                "lease-database": {
                    "lfc-interval": 3600,
                    "type": "memfile"
                },
                "subnet4": [
                    {
                        "subnet": "10.42.0.0/16",
                        "pools": [
                            {
                                "pool": "10.42.40.150 - 10.42.40.250"
                            }
                        ]
                    },
                    {
                        "subnet": "10.72.0.0/16",
                        "pools": [
                            {
                                "pool": "10.72.40.150 - 10.72.40.250"
                            }
                        ]
                    },
                    {
                        "subnet": "10.62.0.0/16",
                        "pools": [
                            {
                                "pool": "10.62.40.150 - 10.62.40.250"
                            }
                        ]
                    },
                    {
                        "subnet": "10.65.0.0/16",
                        "pools": [
                            {
                                "pool": "10.65.0.10 - 10.65.10.254"
                            }
                        ]
                    }
                ],
                "hooks-libraries": [
                    {
                        "library": "/kea-cm-hook/kea-hook-flowdat.so",
                        "parameters": {
                            "option122": {
                                "200.50.168.115": [
                                    "0005ca9d1160",
                                    "001311836bea",
                                    "001cea29f3c4",
                                    "001e46b6c800",
                                    "00237406d524",
                                    "0023746d0120",
                                    "0023ed6734f5",
                                    "008ef234ec20",
                                    "5c571abff352",
                                    "bc14014ff2b8",
                                    "e83efce89f72"
                                ]
                            },
                            "remote-id-map": {
                                "active": [
                                    "0005ca9d1160",
                                    "001311836bea",
                                    "001cea29f3c4",
                                    "001e46b6c800",
                                    "00237406d524",
                                    "0023746d0120",
                                    "0023ed6734f5",
                                    "008ef234ec20",
                                    "5c571abff352",
                                    "bc14014ff2b8",
                                    "e83efce89f72"
                                ],
                                "suspended": []
                            }
                        }
                    }
                ]
            },
            "Logging": {
                "loggers": [
                    {
                        "debuglevel": 0,
                        "name": "kea-dhcp4",
                        "output_options": [
                            {
                                "flush": true,
                                "maxsize": 10240000,
                                "maxver": 1,
                                "output": "/usr/local/var/log/kea-dhcp4.log"
                            }
                        ],
                        "severity": "INFO"
                    }
                ]
            }
    }