System.Net.WebException: Unable to connect to the remote server ---> System.Net.Sockets.SocketException: No connection could be made because the target machine actively refused it 202.58.245.151:80 at System.Net.Sockets.Socket.DoConnect(EndPoint endPointSnapshot, SocketAddress socketAddress) at System.Net.ServicePoint.ConnectSocketInternal(Boolean connectFailure, Socket s4, Socket s6, Socket& socket, IPAddress& address, ConnectSocketState state, IAsyncResult asyncResult, Exception& exception) --- End of inner exception stack trace --- at System.Net.HttpWebRequest.GetResponse() at Tandan.Portal.ThanhHoa.CrawlTiGiaNganHangTrungUong.CrawlTiGiaNganHangTrungUongUserControl.GetHtmlFromLink(String SrcUrl) at Tandan.Portal.ThanhHoa.CrawlTiGiaNganHangTrungUong.CrawlTiGiaNganHangTrungUongUserControl.Page_Load(Object sender, EventArgs e)