? ?UdpClient?myClient;
????????Thread?recvThread;
????????
????????private?void?startRecv(int?port)
????????{
????????????myClient?=?new?UdpClient(port);
????????????recvThread?=?new?Thread(new?ThreadStart(receive));
????????????recvThread.Start();
????????}
????????
????????private?void?stopRecv()
????????{
????????????recvThread.Abort();
????????}
????????private?void?receive()
????????{
????????????IPEndPoint?ipEP?=?new?IPEndPoint(IPAddress.Any,?0);
????????????while?(myClient!=null)
????????????{
????????????????byte[]recvBytes?=?myClient.Receive(ref?ipEP);
????????????????if?(recvBytes.Length?>?0)
????????????????{
????????????????????
????????????????}
????????????}
????????}
????????
????????private?void?send(byte[]sendBytes,string?remoteIP,int?remotePort)
????????{
????????????myClient.Send(sendBytes,?sendBytes.Length,?remoteIP,?remotePort);
????????}
 and detectChanges())
