/// <summary>
        /// 接收到 交换机设备搜索应答处理
        /// </summary>
        /// <param name="data"></param>
        private static void HandleSearchData(byte[] data)
        {
            if (data.Length != 208)
            {
                return;
            }
            if (data[5] != 0x11 && data[5] != 0x12)
            {
                return;
            }
            Console.WriteLine("MAC:" + Util.ConvertByteToMac(data, 72) + " 收到设备回复 02 ");

            NetDeviceInfo info = new NetDeviceInfo();

            info.DeviceType = 1;
            info.Mac        = BitConverter.ToString(data, 72, 6).Replace('-', '.');
            info.Ip         = Util.ConvertByteToIP(data, 78);
            info.SubMask    = Util.ConvertByteToIP(data, 82);
            info.GatewayIp  = Util.ConvertByteToIP(data, 86);

            if (!_searchList.ContainsKey(info.Ip))
            {
                _searchList.Add(info.Ip, info);
            }
        }
        /// <summary>
        /// 接收到 分站搜索应答处理
        /// </summary>
        /// <param name="data"></param>
        private static void HandleSearchFzhData(byte[] data)
        {
            ushort ljl = 0;

            Console.WriteLine("FZH:" + data[4] + " MAC:" + Util.ConvertByteToMac(data, 13) + " IP:" + Util.ConvertByteToIP(data, 9) + " 收到设备回复 02 " + data.Length);
            if (data.Length < 29)
            {
                return;
            }
            for (int i = 4; i < data.Length - 2; i++)
            {
                ljl += data[i];
            }
            if (ljl == ((data[data.Length - 1] << 8) + data[data.Length - 2]))
            {
                NetDeviceInfo info = new NetDeviceInfo();
                info.DeviceType     = 3;
                info.Mac            = BitConverter.ToString(data, 13, 6).Replace('-', '.');
                info.Ip             = Util.ConvertByteToIP(data, 9);
                info.SubMask        = Util.ConvertByteToIP(data, 19);
                info.GatewayIp      = Util.ConvertByteToIP(data, 23);
                info.StationAddress = data[4];
                if (!_searchList.ContainsKey(info.Ip))
                {
                    _searchList.Add(info.Ip, info);
                }
            }
        }