my ra dream net ka cable dosray system may nahi laga sakta hon jb tak os system ki ye physical addrss change nakaro koimay ri madadkaray k bagheer is ki chnge honay k bagheer net chal sakay dosray system may isko change karatay waqat et cable walay ko phone karna hota hai plz help me is ka matlab ye hai k woh mara pc use karta hai os ka net cafe hai plz help me