.format_device_name = format_pppoe_name,
.tx_function = dummy_interface_tx,
.admin_up_down_function = pppoe_interface_admin_up_down,
.format_device_name = format_pppoe_name,
.tx_function = dummy_interface_tx,
.admin_up_down_function = pppoe_interface_admin_up_down,