André Melo

string query = "http://www.feedster.com/search.php?type=rss&q=" 
               +srch+ "&sort=date&limit=100"; 
WebProxy proxyObj = new WebProxy("10.10.249.19", 8080); 
NetworkCredential networkCredential = new NetworkCredential("name", "pass"); 
HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(query); 
proxyObj.Credentials = networkCredential;
req.Proxy = proxyObj;