Http Post method help

i have this code to login to cyberoam server (for internet access) in python and its working fine, i want to do same with qt4

Code:

---

import urllib
 
urllib.urlopen("http://10.100.56.55:8090/corporate/servlet/CyberoamHTTPClient","mode=191&isAccessDenied=null&url=null&message=&username=YourUserName&password=YourPassword&saveinfo=saveinfo&login=Login")

---

i'm trying this using QHttp but getting Unknown error

Code:

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void hRoam::on_pushButton_2_clicked()
{
    QHttp http;
    http.setHost("10.100.56.55:8090");
    QByteArray *ba=new QByteArray("mode=191&isAccessDenied=null&url=null&message=&username=[B]YourUserName[/B]&password=[B]YourPassword[/B]&saveinfo=saveinfo&login=Login");
    http.post("corporate/servlet/CyberoamHTTPClient",*ba);
    qDebug()<<http.errorString();
 
}

---

please help