hack kb cua viettel? hom nay toi se chi cho cac ban 1 meo nho de co them kb dung luong gprs ! chuan bi dau tien la cac ban phai co 1 sim viettel sinh vien va da co cau hinh wap viettel trong may cua ban. bat dau hack cac ban soan tin nhan 3g on gui toi 161 .de dag ky 3g rui sau do lai soan tin 3g off gui toi 161 .chuc thanh cong1872
