sorry i cant speak engllish very well .
i have a feeling that somebody using my internet connection but im not so sure about this..
could you help me how to check and how to make a protection for my connection?
just for information im using a TP-Link TD w8151n.. the problem with this modem is making another wifi hotspot call wifi.id .. i asked my ISP about this , they said it cant be changed because this wifi.id implanted in the modem.
hopefully understand what im talking about...
thank you very much for your help...