// url : QString, data: QByteArray
    mCurlPtr = CurlPtr(curl_easy_init());
    curl_easy_setopt(mCurlPtr.get(), CURLOPT_WRITEFUNCTION, GsNetwork::writeCallback);
    curl_easy_setopt(mCurlPtr.get(), CURLOPT_WRITEDATA, &mReadBuffer);
    curl_easy_setopt(mCurlPtr.get(), CURLOPT_URL, url.toStdString().c_str());
    curl_easy_setopt(mCurlPtr.get(), CURLOPT_POST, 1L);
    curl_easy_setopt(mCurlPtr.get(), CURLOPT_POSTFIELDSIZE, (long)strlen(QString::fromAscii(data).toStdString().c_str()));
    curl_easy_setopt(mCurlPtr.get(), CURLOPT_POSTFIELDS, QString::fromAscii(data).toStdString().c_str());

    CURLcode myRes = curl_easy_perform(mCurlPtr.get());
    /* Check for errors */
    if(myRes != CURLE_OK)
      fprintf(stderr, "curl_easy_perform() failed: %s\n",
              curl_easy_strerror(myRes)); //I never go here :)

[Mon Jun 06 07:08:27.340541 2016] [:error] [pid 19870] [client ::1:42937] PARAMETERS : 
[Mon Jun 06 07:08:27.340862 2016] [:error] [pid 19870] [client ::1:42937] []

"foo=bar&technology=ZWAVE&moduleId=77&name=SES%20302"  <---- My parameters encoded
* Found bundle for host localhost: 0xb3006478
* Re-using existing connection! (#0) with host localhost
* Connected to localhost (::1) port 80 (#0)
> POST /api/modules HTTP/1.1
Host: localhost
Accept: */*
Content-Length: 51
Content-Type: application/x-www-form-urlencoded

* upload completely sent off: 51 out of 51 bytes <----- Parameters length is good
< HTTP/1.1 400 Bad Request
< Date: Mon, 06 Jun 2016 07:22:39 GMT
* Server Apache/2.4.10 (Raspbian) is not blacklisted
< Server: Apache/2.4.10 (Raspbian)
< Set-Cookie: PHPSESSID=0fh5gte88cqq39agoisrdi0io0; path=/
< Expires: Thu, 19 Nov 1981 08:52:00 GMT
< Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
< Pragma: no-cache
< Content-Length: 65
< Connection: close
< Content-Type: application/json;charset=utf-8
< 
* Closing connection 0
{"status":400,"data":{"msg":"Parameter 'technology' is missing"}} <---- PHP response

curl 7.38.0 (arm-unknown-linux-gnueabihf) libcurl/7.38.0 OpenSSL/1.0.1k zlib/1.2.8 libidn/1.29 libssh2/1.4.3 librtmp/2.3
Protocols: dict file ftp ftps gopher http https imap imaps ldap ldaps pop3 pop3s rtmp rtsp scp sftp smtp smtps telnet tftp 
Features: AsynchDNS IDN IPv6 Largefile GSS-API SPNEGO NTLM NTLM_WB SSL libz TLS-SRP