first, thanks for your information, it will be very useful. And another thing I want to confirm is that did you just run Ookla client on you pc which is linked to your router's lan port?

@jandico could you please tell me how did you get the real speed? Did you use the ookla speed test tools? And one thing I wan to tell you is the reason why you got different speed every time. There...

@TheMuk how you get the speedtest result for 940/940 M