Fibocom FM350-GL Support

Hi
I create a dynamic DHCPv6 interface, but I have to add the DNSs manually.
The DNS addresses needs to be converted to HEX-format.

https://blog.siriling.com:1212/2023/04/12/5g-modem-fibocom-fm350-gl/#jiu-gu-jian-sheng-ji

here is tutorial about FM350-GL

Does anyone here had issues with mtk7xx driver and modemmanager crash/kernel panic?. After the crash openwrt restart then cannot access luci anymore. i had to power off than power on back. The issues liked this.