AT+QCFG=“usbnet” is a key here.
Do you read this?
Quectel EP06-E and wAP R ac (RBwAPGR-5HacD2HnD) http://forum.mikrotik.com/t/quectel-ep06-e-and-wap-r-ac-rbwapgr-5hacd2hnd/131724/1
Quectel EC25-AF MBIM has internal error http://forum.mikrotik.com/t/quectel-ec25-af-mbim-has-internal-error/138855/1