Are you sure about that? In the past, I've used Centrino N6205 in AP mode to share internet connection of the Thinkpads T430s 3G modem. iw info also says, that

Are you sure about that? In the past, I've used Centrino N6205 in AP mode to share internet connection of the Thinkpads T430s 3G modem. iw info also says, that it supports AP mode.