go to properties to my computer -> hardware - > device manager - > network adapters choose the adapter you have and right click properties - > Advanced - > Network Adress then in Value : type your mac adress of your privious PC then hit Ok
Now you have the same Mac like your other PC like 2 dupicate Network cards .. now connect to internet using your User name and pass and try it ...it might help ...
P.s Thats the way i steal internet ::bandit: :p
Btw you can steal internet when u are on Raspppoe protocols ... just find some mac-s of friends and their passes and have fun !!
sorry for this if it's out of the forum ruls !!!