wAP R ac - R11e-LTE flapping

  • after my router ( RBwAPGR 5HacD2HnD R11e-LTE ) updated to 7.6 version, my LTE interface disappeared.

  • looking at the usb port, i see R11e-LTE flapping between:
    123.JPG
    AND
    234.JPG

  • i have tried this in many ROS versions:
    345.JPG

Which modem firmware are you using?