i have successfully installed openwrt 18.06.02 on my Archer M200 v1 Router (https://www.tp-link.com/de/products/details/cat-4691_Archer-MR200.html)
openwrt is up and running.
now i have absolutely no clue howto use the buildin lte-modem.
i installed all packages from here:
but i think there is something wrong with my modem.
if i connect to my router via ssh and then try to send AT commands with minicom to /dev/ttyUSB0 i get:
if i want to add a new interface using QMI Cellular i have to set a modem device.
is this /dev/ttyUSB0? because i have no /dev/cdc-wdm0
can someone please give advice?