captive_portal.json file

"wireless": [
            {
                "wifi-device": "radio1",
                "options": {
                    "channel": 1,
                    "disabled": 0,
                    "hwmode": "11g",
                    "htmode": "HT20"
                }
            },  
            {
                "wifi-iface": "two",
                "options": {
                    "device": "radio1",
                    "ifname": "two0",
                    "mode": "ap",
                    "network": "ex_two",
                    "encryption": "none",
                    "ssid": "_Replace_",
                    "key": "",
                    "hidden": false,
                    "isolate": false,
                    "auth_server": "",
                    "auth_secret": ""
                }
            },
            {
                "wifi-iface": "web_by_w",
                "options": {
                    "device": "radio1",
                    "mode": "sta",
                    "network": "web_by_w",
                    "encryption": "psk2",
                    "key": "radiusdesk",
                    "ssid": "meshdesk_config",
                    "disabled": "1"
                }
            }
        ],
{
    "device": "br-lan",
    "options": {
        "name": "br-lan",
        "type": "bridge"
    },
    "lists": {
        "ports": [
            "eth0.1"
        ]
    }
},  
{
    "device": "br-lan",
    "options": {
        "name": "br-lan",
        "type": "bridge"
    },
    "lists": {
        "ports": [
            "wan"
        ]
    }
},