Why LTE Modem is auto-remount?

Hi,

I solve question in past and successed connecting modem.
(I confirmed that the IP (e.g. 192.168.1.100) was allocated, saved F/W)

After few day, Boot My device remounts the modem.
What's happend?

I think usb-storage is the cause.
but, I don't know solution.
help me.
I want to know how usb-storage exempts "1bbb:0195".

dmesg text is below.

[   19.216870] usb 1-1.2: new high-speed USB device number 5 using dwc_otg
[   19.343485] usb 1-1.2: New USB device found, idVendor=1bbb, idProduct=f000
[   19.352525] usb 1-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[   19.361993] usb 1-1.2: Product: MobileBroadBand
[   19.368632] usb 1-1.2: Manufacturer: Alcatel
[   19.374919] usb 1-1.2: SerialNumber: 0123456789ABCDEF
[   19.404651] usb-storage 1-1.2:1.0: USB Mass Storage device detected
[   19.413662] scsi host0: usb-storage 1-1.2:1.0
[   19.749577] usb 1-1.2: USB disconnect, device number 5
[   20.496867] usb 1-1.2: new high-speed USB device number 6 using dwc_otg
[   20.617956] usb 1-1.2: New USB device found, idVendor=1bbb, idProduct=0195
[   20.626923] usb 1-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[   20.636388] usb 1-1.2: Product: MobileBroadBand
[   20.643026] usb 1-1.2: Manufacturer: Alcatel
[   20.649330] usb 1-1.2: SerialNumber: 0123456789ABCDEF
[   20.674545] rndis_host 1-1.2:1.0: skipping garbage
[   20.694508] rndis_host 1-1.2:1.0 usb0: register 'rndis_host' at usb-3f980000.usb-1.2, RNDIS device, 9e:16:3b:e3:9c:46
[   20.720762] usb-storage 1-1.2:1.2: USB Mass Storage device detected
[   20.748206] scsi host1: usb-storage 1-1.2:1.2
[   20.794859] rndis_host 1-1.2:1.0 usb0: unregister 'rndis_host' usb-3f980000.usb-1.2, RNDIS device
[   21.747953] scsi 1:0:0:0: Direct-Access     ONETOUCH SUZUKA           2.31 PQ: 0 ANSI: 2
[   21.803184] sd 1:0:0:0: [sda] Attached SCSI removable disk