Here is dmesg:
[ 167.968586] usb 1-1: new high-speed USB device number 2 using ehci-platform
[ 168.159605] usb 1-1: New USB device found, idVendor=12d1, idProduct=14fe
[ 168.166677] usb 1-1: New USB device strings: Mfr=2, Product=1, SerialNumber=0
[ 168.174126] usb 1-1: Product: HUAWEI Mobile
[ 168.178448] usb 1-1: Manufacturer: HUAWEI Technology
[ 168.207275] usb-storage 1-1:1.0: USB Mass Storage device detected
[ 168.218769] scsi host1: usb-storage 1-1:1.0
[ 168.223769] usb-storage 1-1:1.1: USB Mass Storage device detected
[ 168.248614] scsi host2: usb-storage 1-1:1.1
[ 168.586086] usb 1-1: USB disconnect, device number 2
[ 169.058617] usb 1-1: new high-speed USB device number 3 using ehci-platform
[ 214.538619] usb 1-1: new high-speed USB device number 4 using ehci-platform
[ 214.824500] usb 1-1: New USB device found, idVendor=12d1, idProduct=14fe
[ 214.831485] usb 1-1: New USB device strings: Mfr=2, Product=1, SerialNumber=0
[ 214.839084] usb 1-1: Product: HUAWEI Mobile
[ 214.843761] usb 1-1: Manufacturer: HUAWEI Technology
[ 214.933703] usb-storage 1-1:1.0: USB Mass Storage device detected
[ 214.958951] scsi host1: usb-storage 1-1:1.0
[ 214.964059] usb-storage 1-1:1.1: USB Mass Storage device detected
[ 214.992059] scsi host2: usb-storage 1-1:1.1
[ 215.584097] usb 1-1: USB disconnect, device number 4
[ 216.108615] usb 1-1: new high-speed USB device number 5 using ehci-platform
[ 216.413912] usb 1-1: New USB device found, idVendor=12d1, idProduct=1506
[ 216.420927] usb 1-1: New USB device strings: Mfr=2, Product=1, SerialNumber=0
[ 216.428312] usb 1-1: Product: HUAWEI Mobile
[ 216.432799] usb 1-1: Manufacturer: HUAWEI Technology
[ 216.508828] option 1-1:1.0: GSM modem (1-port) converter detected
[ 216.515410] usb 1-1: GSM modem (1-port) converter now attached to ttyUSB0
[ 216.696278] huawei_cdc_ncm 1-1:1.1: MAC-Address: 0c:5b:8f:27:9a:64
[ 216.702749] huawei_cdc_ncm 1-1:1.1: setting rx_max = 16384
[ 216.722846] huawei_cdc_ncm 1-1:1.1: setting tx_max = 16384
[ 216.737479] huawei_cdc_ncm 1-1:1.1: NDP will be placed at end of frame for this device.
[ 216.746059] huawei_cdc_ncm 1-1:1.1: cdc-wdm0: USB WDM device
[ 216.752986] huawei_cdc_ncm 1-1:1.1 wwan0: register 'huawei_cdc_ncm' at usb-ehci-platform.0-1, Huawei CDC NCM device, 0c:5b:8f:27:9a:64
[ 216.766034] usb-storage 1-1:1.2: USB Mass Storage device detected
[ 216.830283] scsi host1: usb-storage 1-1:1.2
[ 216.835430] usb-storage 1-1:1.3: USB Mass Storage device detected
[ 216.883042] scsi host2: usb-storage 1-1:1.3
[ 217.879597] scsi 1:0:0:0: CD-ROM HUAWEI Mass Storage 2.31 PQ: 0 ANSI: 2
[ 217.959605] scsi 2:0:0:0: Direct-Access HUAWEI TF CARD Storage 2.31 PQ: 0 ANSI: 2
[ 217.975272] sd 2:0:0:0: [sdb] Attached SCSI removable disk
[ 227.766283] 3g-modem_1_1: renamed from ppp0
here is logread:
Sat Nov 23 13:48:48 2019 kern.info kernel: [ 167.968586] usb 1-1: new high-speed USB device number 2 using ehci-platform
Sat Nov 23 13:48:48 2019 kern.info kernel: [ 168.159605] usb 1-1: New USB device found, idVendor=12d1, idProduct=14fe
Sat Nov 23 13:48:48 2019 kern.info kernel: [ 168.166677] usb 1-1: New USB device strings: Mfr=2, Product=1, SerialNumber=0
Sat Nov 23 13:48:48 2019 kern.info kernel: [ 168.174126] usb 1-1: Product: HUAWEI Mobile
Sat Nov 23 13:48:48 2019 kern.info kernel: [ 168.178448] usb 1-1: Manufacturer: HUAWEI Technology
Sat Nov 23 13:48:48 2019 kern.info kernel: [ 168.207275] usb-storage 1-1:1.0: USB Mass Storage device detected
Sat Nov 23 13:48:48 2019 kern.info kernel: [ 168.218769] scsi host1: usb-storage 1-1:1.0
Sat Nov 23 13:48:48 2019 kern.info kernel: [ 168.223769] usb-storage 1-1:1.1: USB Mass Storage device detected
Sat Nov 23 13:48:48 2019 kern.info kernel: [ 168.248614] scsi host2: usb-storage 1-1:1.1
Sat Nov 23 13:48:49 2019 kern.info kernel: [ 168.586086] usb 1-1: USB disconnect, device number 2
Sat Nov 23 13:48:49 2019 kern.info kernel: [ 169.058617] usb 1-1: new high-speed USB device number 3 using ehci-platform
Sat Nov 23 13:49:35 2019 kern.info kernel: [ 214.538619] usb 1-1: new high-speed USB device number 4 using ehci-platform
Sat Nov 23 13:49:35 2019 kern.info kernel: [ 214.824500] usb 1-1: New USB device found, idVendor=12d1, idProduct=14fe
Sat Nov 23 13:49:35 2019 kern.info kernel: [ 214.831485] usb 1-1: New USB device strings: Mfr=2, Product=1, SerialNumber=0
Sat Nov 23 13:49:35 2019 kern.info kernel: [ 214.839084] usb 1-1: Product: HUAWEI Mobile
Sat Nov 23 13:49:35 2019 kern.info kernel: [ 214.843761] usb 1-1: Manufacturer: HUAWEI Technology
Sat Nov 23 13:49:35 2019 kern.info kernel: [ 214.933703] usb-storage 1-1:1.0: USB Mass Storage device detected
Sat Nov 23 13:49:35 2019 kern.info kernel: [ 214.958951] scsi host1: usb-storage 1-1:1.0
Sat Nov 23 13:49:35 2019 kern.info kernel: [ 214.964059] usb-storage 1-1:1.1: USB Mass Storage device detected
Sat Nov 23 13:49:35 2019 kern.info kernel: [ 214.992059] scsi host2: usb-storage 1-1:1.1
Sat Nov 23 13:49:36 2019 kern.info kernel: [ 215.584097] usb 1-1: USB disconnect, device number 4
Sat Nov 23 13:49:36 2019 kern.info kernel: [ 216.108615] usb 1-1: new high-speed USB device number 5 using ehci-platform
Sat Nov 23 13:49:36 2019 kern.info kernel: [ 216.413912] usb 1-1: New USB device found, idVendor=12d1, idProduct=1506
Sat Nov 23 13:49:36 2019 kern.info kernel: [ 216.420927] usb 1-1: New USB device strings: Mfr=2, Product=1, SerialNumber=0
Sat Nov 23 13:49:36 2019 kern.info kernel: [ 216.428312] usb 1-1: Product: HUAWEI Mobile
Sat Nov 23 13:49:36 2019 kern.info kernel: [ 216.432799] usb 1-1: Manufacturer: HUAWEI Technology
Sat Nov 23 13:49:37 2019 kern.info kernel: [ 216.508828] option 1-1:1.0: GSM modem (1-port) converter detected
Sat Nov 23 13:49:37 2019 kern.info kernel: [ 216.515410] usb 1-1: GSM modem (1-port) converter now attached to ttyUSB0
Sat Nov 23 13:49:37 2019 kern.info kernel: [ 216.696278] huawei_cdc_ncm 1-1:1.1: MAC-Address: 0c:XX:XX:XX:XX:XX
Sat Nov 23 13:49:37 2019 kern.info kernel: [ 216.702749] huawei_cdc_ncm 1-1:1.1: setting rx_max = 16384
Sat Nov 23 13:49:37 2019 kern.info kernel: [ 216.722846] huawei_cdc_ncm 1-1:1.1: setting tx_max = 16384
Sat Nov 23 13:49:37 2019 kern.info kernel: [ 216.737479] huawei_cdc_ncm 1-1:1.1: NDP will be placed at end of frame for this device.
Sat Nov 23 13:49:37 2019 kern.info kernel: [ 216.746059] huawei_cdc_ncm 1-1:1.1: cdc-wdm0: USB WDM device
Sat Nov 23 13:49:37 2019 kern.info kernel: [ 216.752986] huawei_cdc_ncm 1-1:1.1 wwan0: register 'huawei_cdc_ncm' at usb-ehci-platform.0-1, Huawei CDC NCM device, 0c:5b:8f:27:9a:64
Sat Nov 23 13:49:37 2019 kern.info kernel: [ 216.766034] usb-storage 1-1:1.2: USB Mass Storage device detected
Sat Nov 23 13:49:37 2019 kern.info kernel: [ 216.830283] scsi host1: usb-storage 1-1:1.2
Sat Nov 23 13:49:37 2019 kern.info kernel: [ 216.835430] usb-storage 1-1:1.3: USB Mass Storage device detected
Sat Nov 23 13:49:37 2019 kern.info kernel: [ 216.883042] scsi host2: usb-storage 1-1:1.3
Sat Nov 23 13:49:38 2019 kern.notice kernel: [ 217.879597] scsi 1:0:0:0: CD-ROM HUAWEI Mass Storage 2.31 PQ: 0 ANSI: 2
Sat Nov 23 13:49:38 2019 kern.notice kernel: [ 217.959605] scsi 2:0:0:0: Direct-Access HUAWEI TF CARD Storage 2.31 PQ: 0 ANSI: 2
Sat Nov 23 13:49:38 2019 kern.notice kernel: [ 217.975272] sd 2:0:0:0: [sdb] Attached SCSI removable disk
Sat Nov 23 13:49:42 2019 daemon.notice netifd: Interface 'modem_1_1' is setting up now
Sat Nov 23 13:49:44 2019 daemon.notice netifd: modem_1_1 (5744): Trying to set mode
Sat Nov 23 13:49:45 2019 daemon.notice netifd: modem_1_1 (5744): cat: can't open '/tmp/modem.1-1/signal': No such file or directory
Sat Nov 23 13:49:46 2019 daemon.notice pppd[5948]: pppd 2.4.7 started by root, uid 0
Sat Nov 23 13:49:47 2019 local2.info chat[5983]: abort on (BUSY)
Sat Nov 23 13:49:47 2019 local2.info chat[5983]: abort on (NO CARRIER)
Sat Nov 23 13:49:47 2019 local2.info chat[5983]: abort on (ERROR)
Sat Nov 23 13:49:47 2019 local2.info chat[5983]: report (CONNECT)
Sat Nov 23 13:49:47 2019 local2.info chat[5983]: timeout set to 10 seconds
Sat Nov 23 13:49:47 2019 local2.info chat[5983]: send (AT+CGDCONT=1,"IP","eezone"^M)
Sat Nov 23 13:49:48 2019 local2.info chat[5983]: timeout set to 30 seconds
Sat Nov 23 13:49:48 2019 local2.info chat[5983]: expect (OK)
Sat Nov 23 13:49:48 2019 local2.info chat[5983]: ^M
Sat Nov 23 13:49:48 2019 local2.info chat[5983]: OK
Sat Nov 23 13:49:48 2019 local2.info chat[5983]: -- got it
Sat Nov 23 13:49:48 2019 local2.info chat[5983]: send (ATD*99***1#^M)
Sat Nov 23 13:49:48 2019 local2.info chat[5983]: expect (CONNECT)
Sat Nov 23 13:49:48 2019 local2.info chat[5983]: ^M
Sat Nov 23 13:49:48 2019 local2.info chat[5983]: ^M
Sat Nov 23 13:49:48 2019 local2.info chat[5983]: CONNECT
Sat Nov 23 13:49:48 2019 local2.info chat[5983]: -- got it
Sat Nov 23 13:49:48 2019 local2.info chat[5983]: send ( ^M)
Sat Nov 23 13:49:48 2019 daemon.info pppd[5948]: Serial connection established.
Sat Nov 23 13:49:48 2019 daemon.info pppd[5948]: Using interface 3g-modem_1_1
Sat Nov 23 13:49:48 2019 daemon.notice pppd[5948]: Connect: 3g-modem_1_1 <--> /dev/ttyUSB0
Sat Nov 23 13:49:48 2019 kern.info kernel: [ 227.766283] 3g-modem_1_1: renamed from ppp0
Sat Nov 23 13:50:18 2019 authpriv.info dropbear[6850]: Child connection from 192.168.209.146:55563
Sat Nov 23 13:50:19 2019 daemon.warn pppd[5948]: LCP: timeout sending Config-Requests
Sat Nov 23 13:50:19 2019 daemon.notice pppd[5948]: Connection terminated.
Sat Nov 23 13:50:20 2019 daemon.notice pppd[5948]: Modem hangup
Sat Nov 23 13:50:20 2019 daemon.info pppd[5948]: Exit.
Sat Nov 23 13:50:20 2019 daemon.notice netifd: Interface 'modem_1_1' is now down
Sat Nov 23 13:50:20 2019 daemon.notice netifd: Interface 'modem_1_1' is setting up now
Sat Nov 23 13:50:23 2019 daemon.notice netifd: modem_1_1 (6926): cat: can't open '/tmp/modem.1-1/signal': No such file or directory
Sat Nov 23 13:50:23 2019 daemon.notice pppd[7107]: pppd 2.4.7 started by root, uid 0
Sat Nov 23 13:50:24 2019 local2.info chat[7128]: abort on (BUSY)
Sat Nov 23 13:50:24 2019 local2.info chat[7128]: abort on (NO CARRIER)
Sat Nov 23 13:50:24 2019 local2.info chat[7128]: abort on (ERROR)
Sat Nov 23 13:50:24 2019 local2.info chat[7128]: report (CONNECT)
Sat Nov 23 13:50:24 2019 local2.info chat[7128]: timeout set to 10 seconds
Sat Nov 23 13:50:24 2019 local2.info chat[7128]: send (AT+CGDCONT=1,"IP","eezone"^M)
Sat Nov 23 13:50:24 2019 local2.info chat[7128]: timeout set to 30 seconds
Sat Nov 23 13:50:24 2019 local2.info chat[7128]: expect (OK)
Sat Nov 23 13:50:54 2019 local2.info chat[7128]: alarm
Sat Nov 23 13:50:54 2019 local2.info chat[7128]: Failed
Sat Nov 23 13:50:54 2019 daemon.err pppd[7107]: Connect script failed
Sat Nov 23 13:50:55 2019 daemon.info pppd[7107]: Exit.
Sat Nov 23 13:50:55 2019 daemon.notice netifd: Interface 'modem_1_1' is now down
Sat Nov 23 13:50:55 2019 daemon.notice netifd: Interface 'modem_1_1' is setting up now
Sat Nov 23 13:50:58 2019 daemon.notice netifd: modem_1_1 (7959): cat: can't open '/tmp/modem.1-1/signal': No such file or directory
Sat Nov 23 13:50:58 2019 daemon.notice pppd[8099]: pppd 2.4.7 started by root, uid 0
Sat Nov 23 13:50:59 2019 local2.info chat[8121]: abort on (BUSY)
Sat Nov 23 13:50:59 2019 local2.info chat[8121]: abort on (NO CARRIER)
Sat Nov 23 13:50:59 2019 local2.info chat[8121]: abort on (ERROR)
Sat Nov 23 13:50:59 2019 local2.info chat[8121]: report (CONNECT)
Sat Nov 23 13:50:59 2019 local2.info chat[8121]: timeout set to 10 seconds
Sat Nov 23 13:50:59 2019 local2.info chat[8121]: send (AT+CGDCONT=1,"IP","eezone"^M)
Sat Nov 23 13:51:00 2019 local2.info chat[8121]: timeout set to 30 seconds
Sat Nov 23 13:51:00 2019 local2.info chat[8121]: expect (OK)
Sat Nov 23 13:51:30 2019 local2.info chat[8121]: alarm
Sat Nov 23 13:51:30 2019 local2.info chat[8121]: Failed
Sat Nov 23 13:51:30 2019 daemon.err pppd[8099]: Connect script failed
Sat Nov 23 13:51:31 2019 daemon.info pppd[8099]: Exit.
Sat Nov 23 13:51:31 2019 daemon.notice netifd: Interface 'modem_1_1' is now down
Sat Nov 23 13:51:31 2019 daemon.notice netifd: Interface 'modem_1_1' is setting up now
Sat Nov 23 13:51:33 2019 daemon.notice netifd: modem_1_1 (8941): cat: can't open '/tmp/modem.1-1/signal': No such file or directory
Sat Nov 23 13:51:33 2019 daemon.notice pppd[9081]: pppd 2.4.7 started by root, uid 0
Sat Nov 23 13:51:34 2019 local2.info chat[9100]: abort on (BUSY)
Sat Nov 23 13:51:34 2019 local2.info chat[9100]: abort on (NO CARRIER)
Sat Nov 23 13:51:34 2019 local2.info chat[9100]: abort on (ERROR)
Sat Nov 23 13:51:34 2019 local2.info chat[9100]: report (CONNECT)
Sat Nov 23 13:51:34 2019 local2.info chat[9100]: timeout set to 10 seconds
Sat Nov 23 13:51:34 2019 local2.info chat[9100]: send (AT+CGDCONT=1,"IP","eezone"^M)
Sat Nov 23 13:51:35 2019 local2.info chat[9100]: timeout set to 30 seconds
Sat Nov 23 13:51:35 2019 local2.info chat[9100]: expect (OK)
Sat Nov 23 13:52:05 2019 local2.info chat[9100]: alarm
Sat Nov 23 13:52:05 2019 local2.info chat[9100]: Failed
Sat Nov 23 13:52:05 2019 daemon.err pppd[9081]: Connect script failed
Sat Nov 23 13:52:06 2019 daemon.info pppd[9081]: Exit.
Sat Nov 23 13:52:06 2019 daemon.notice netifd: Interface 'modem_1_1' is now down
Sat Nov 23 13:52:06 2019 daemon.notice netifd: Interface 'modem_1_1' is setting up now
Sat Nov 23 13:52:08 2019 daemon.notice netifd: modem_1_1 (9938): cat: can't open '/tmp/modem.1-1/signal': No such file or directory
Sat Nov 23 13:52:09 2019 daemon.notice pppd[10067]: pppd 2.4.7 started by root, uid 0
Sat Nov 23 13:52:10 2019 local2.info chat[10090]: abort on (BUSY)
Sat Nov 23 13:52:10 2019 local2.info chat[10090]: abort on (NO CARRIER)
Sat Nov 23 13:52:10 2019 local2.info chat[10090]: abort on (ERROR)
Sat Nov 23 13:52:10 2019 local2.info chat[10090]: report (CONNECT)
Sat Nov 23 13:52:10 2019 local2.info chat[10090]: timeout set to 10 seconds
Sat Nov 23 13:52:10 2019 local2.info chat[10090]: send (AT+CGDCONT=1,"IP","eezone"^M)
Sat Nov 23 13:52:10 2019 local2.info chat[10090]: timeout set to 30 seconds
Sat Nov 23 13:52:10 2019 local2.info chat[10090]: expect (OK)
Sat Nov 23 13:52:40 2019 local2.info chat[10090]: alarm
Sat Nov 23 13:52:40 2019 local2.info chat[10090]: Failed
Sat Nov 23 13:52:40 2019 daemon.err pppd[10067]: Connect script failed
Sat Nov 23 13:52:41 2019 daemon.info pppd[10067]: Exit.
Sat Nov 23 13:52:41 2019 daemon.notice netifd: Interface 'modem_1_1' is now down
Sat Nov 23 13:52:41 2019 daemon.notice netifd: Interface 'modem_1_1' is setting up now
Sat Nov 23 13:52:44 2019 daemon.notice netifd: modem_1_1 (10944): cat: can't open '/tmp/modem.1-1/signal': No such file or directory
Sat Nov 23 13:52:44 2019 daemon.notice pppd[11099]: pppd 2.4.7 started by root, uid 0
Sat Nov 23 13:52:45 2019 local2.info chat[11150]: abort on (BUSY)
Sat Nov 23 13:52:45 2019 local2.info chat[11150]: abort on (NO CARRIER)
Sat Nov 23 13:52:45 2019 local2.info chat[11150]: abort on (ERROR)
Sat Nov 23 13:52:45 2019 local2.info chat[11150]: report (CONNECT)
Sat Nov 23 13:52:45 2019 local2.info chat[11150]: timeout set to 10 seconds
Sat Nov 23 13:52:45 2019 local2.info chat[11150]: send (AT+CGDCONT=1,"IP","eezone"^M)
Sat Nov 23 13:52:46 2019 local2.info chat[11150]: timeout set to 30 seconds
Sat Nov 23 13:52:46 2019 local2.info chat[11150]: expect (OK)
It’s visible it’s trying to establish modem connection while it’s a Mifi device, connecting and maintaining connection on it’s own. It should use usb network connection (tethering), just like with Huawei Hilink USB modem