\n";

    /* Get the port for the service. */
    $service_port = 1234;

    /* Get the IP address for the target host. */
    // $address = '192.168.1.159';  // for now a LAN IP is all that is needed  (Arduino)
    $address = '192.168.1.148';  // for now a LAN IP is all that is needed  (WeMOS)
    
    /* Create a TCP/IP socket. */
    $socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
    if ($socket === false) {
        echo "socket_create() failed: reason: " . socket_strerror(socket_last_error()) . "\n";
    } else {
        echo "success creating socket\n\n";
    }

    echo "Attempting to connect to '$address' on port '$service_port'...\n";
    $result = socket_connect($socket, $address, $service_port);
    if ($result === false) {
        echo "socket_connect() failed.\nReason: ($result) " . socket_strerror(socket_last_error($socket)) . "\n";
    } else {
        echo "OK.\n\n";
    }

    echo "sending: $action\n";
    socket_write($socket, $action, strlen($action));
    socket_write($socket, "\r", 2);  // signify end of action token
    echo "OK.\n\n";

    echo "Reading response:\n";
    while ($out = socket_read($socket, 2048)) {
        echo $out;
    }

    echo "\n\nClosing socket...";
    socket_close($socket);
    echo "OK.\n\n";
}
else {
    echo "Not sure why you are here....";
}