        private void button1_Click(object sender, EventArgs e)
        {
            // IP 1 LED ON Command Send
            System.Byte[] buf1 = {0x01, 0x01, 0x00, 0x00, 0x10, 0x10};
            Sock1.Send(buf1, 0, 6, SocketFlags.None); 
           
        }

        private void button2_Click(object sender, EventArgs e)
        {
            // IP 1 LED OFF Command Send
            System.Byte[] buf2 = { 0x01, 0x00, 0x00, 0x00, 0x10, 0x10 };
            Sock1.Send(buf2, 0, 6, SocketFlags.None);
        }
