{
    "port":
    {
        "network_id": "87733bcc-8144-41b1-bb6b-d011d7a5168e",
        "extra_dhcp_opts": [
            {"opt_value": "pxelinux.0", "opt_name": "bootfile-name"},
            {"opt_value": "123.123.123.123", "opt_name": "tftp-server"},
            {"opt_value": "123.123.123.45", "opt_name": "server-ip-address"}
        ],
        "fixed_ips": [{"subnet_id": "99a8aea3-b9da-409d-a5e5-f45338ceb4d3", "ip_address": "172.24.4.230"}],
        "admin_state_up": true
    }
}