我客户端和服务端都使用IDUDPServer控件;;现在服务端广播个 消息 ,可是客户端却没收到,代码如下:
服务端:
IdUDPServer1.Active:=true;
IdUDPServer1.broadcastEnabled:=true; 
IdUDPServer1.Broadcast('mmmm',89); //其他的没设置;客户端:
IdUDPServer2.Active:=true;
IdUDPServer2.broadcastEnabled:=true;
IdUDPServer2.defaultPort:=89;
procedure TForm1.IdUDPServer2UDPRead(Sender: TObject; AData: TStream;
  ABinding: TIdSocketHandle);
var
  GetStream: TStringStream;
  SoureString: String;
begin
  try
    application.ProcessMessages;
    GetStream:=TStringStream.Create('');
    Try
      GetStream.CopyFrom(AData,AData.Size);
      SoureString:=GetStream.DataString;
      memo1.Text:=SoureString;
    except
    end;
  finally
    FreeAndNil(GetStream);
  end;
end;
哪位大侠帮看一下啊 ;;