EM7430 LTE module some Question

[jyijyi]

it says yes here:

EM7455 , WWAN/QMI: RX and TX stuck after a while

Hi. We are running Linux 4.4.32 with qmi_wwan/cdc-wdm0 drivers , and Sierra Wireless EM7455 Qualcomm® Snapdragon™ X7 LTE-A LTE modem. Everything works, until some packets are exchanged, and RX stucks. in ifconfig, only “RX errors” increasing. After a while, kernel complains: [ 1959.468676] NETDEV WATCHDOG: lte0 (qmi_wwan): transmit queue 0 timed out and TX errors start increasing only. Only solution to restore traffic is to reload system. Seems what causes the problem is first received f…