Electric Imp imp API imp.net.info() example

net.info.device.nut

local netData = imp.net.info();
if ("active" in netData) {
    local type = netData.interface[netData.active].type;
    
    // We have an active network connection - what type is it?
    if (type == "cell") {
        // The imp is on a cellular connection
        local imei = netData.interface[netData.active].imei;
        server.log("The imp has IMEI " + imei + " and is connected via cellular");
    } else {
        // The imp is connected by WiFi or Ethernet
        if ("address" in netData.ipv4) {
            local ip = netData.ipv4.address;
            server.log("The imp has IP address " + ip + " and is connected via " + type);
        } else {
            server.error("The imp does not have an IP address");
        }
    }
    
    if (netData.interface.len() > 1) {
        // The imp has more than one possible network interface
        // so note the second (disconnected) one
        local altType = netData.active == 0 ? netData.interface[1].type : netData.interface[0].type;
        server.log("(It can also connect via " + altType + ")");
    }
} else {
    server.log("The imp is not connected");
}