{
    "interfaces-count": 27,
    "subnet-count": 27,
    "multi-threading": null,
    "hooks-libraries": [
        {
            "library": "/usr/local/lib/kea/hooks/libdhcp_ha.so",
            "parameters": {
                "high-availability": [
                    {
                        "this-server-name": "pfmaster",
                        "restrict-commands": true,
                        "mode": "hot-standby",
                        "peers": [
                            {
                                "name": "pfmaster",
                                "role": "primary",
                                "url": "http://10.11.1.3:8765/",
                                "auto-failover": true
                            },
                            {
                                "name": "pfbackup",
                                "role": "standby",
                                "url": "http://10.11.1.4:8765/",
                                "auto-failover": true
                            }
                        ],
                        "heartbeat-delay": 10000,
                        "max-response-delay": 60000,
                        "max-ack-delay": 60000,
                        "max-unacked-clients": 0,
                        "max-rejected-lease-updates": 10
                    }
                ]
            }
        }
    ]
}