Hi After spending a while trying to get the Huawei E303 to send a SMS I finally got this to work. Plugging in the device showed the USB device: ID 12d1:1f01 Huawei Technologies Co., Ltd. Running the command: usb_modeswitch -v 0x12d1 -p 0x1f01 -V 0x12d1 -P 0x14dc -M "5553424312345678000000000000...