Using Huawei e3372h - 153, changed to stick mode (serial)
Inspiration from these resources:
https://www.lteforum.at/mobilfunk/firmware-versionen-hi-non-hilink-e3372h-inkl-mod.2691/ http://www.0xf8.org/2017/01/flashing-a-huawei-e3372h-4g-lte-stick-from-hilink-to-stick-mode/ https://www.youtube.com/watch?v=iiJPgsOxHT4 https://github.com/forth32/balong-usbdload https://github.com/forth32/balong-usbdload/blob/master/usblsafe-3372h.bin https://github.com/forth32/balongflash
https://learnaddict.com/2018/02/20/using-gammu-smsd-and-mysql-to-send-and-receive-sms-text-messages/