# Huawei E353 E3131
ATTRS{idVendor}=="12d1", ATTRS{idProduct}=="1f01", RUN+="usb_modeswitch '%b/%k'"

USB_ModeSwitch log from Tue Nov 15 16:51:22 EET 2022
Raw parameters: --switch-mode 8-1:1.0
Use global config file: /etc/usb_modeswitch.conf

Use global config file: /etc/usb_modeswitch.conf
Use top device dir /sys/bus/usb/devices/8-1
Check class of first interface ...
 Interface 0 class is 08.

----------------
USB values from sysfs:
  manufacturer   Huawei Technologies
  product   HUAWEI Mobile
  serial   
----------------
bNumConfigurations is 1 - don't check for active configuration
Found packed config collection /usr/share/usb_modeswitch/configPack.tar.gz
ConfigList: /etc/usb_modeswitch.d/12d1:1505 /usr/share/usb_modeswitch/12d1:1505 pack/12d1:1505 pack/
SCSI attributes not needed, move on
Check config: /etc/usb_modeswitch.d/12d1:1505
! matched. Read config data
Use config file from override folder /etc/usb_modeswitch.d
Logger is /usr/bin/logger
Command line:
usb_modeswitch -W -D -u -1 -b 8 -g 8 -v 12d1 -p 1505 -f $flags(config)

Verbose debug output of usb_modeswitch and libusb follows
(Note that some USB errors are to be expected in the process)
--------------------------------

Read long config from command line

 * usb_modeswitch: handle USB devices with multiple modes
 * Version 2.6.0 (C) Josua Dietze 2017
 * Based on libusb1/libusbx

 ! PLEASE REPORT NEW CONFIGURATIONS !

DefaultVendor=  0x12d1
DefaultProduct= 0x1505
TargetVendor=   0x12d1
TargetProduct=  0x1505
MessageContent="55534243123456780000000000000011062000000100000000000000000000"
System integration mode enabled

Use given bus/device number: 008/008 ...
Look for default devices ...
 bus/device number matched
  found USB ID 12d1:1505
   vendor ID matched
   product ID matched
 Found devices in default mode (1)
Get the current device configuration ...
Use interface number 0
 with class 8
Use endpoints 0x01 (out) and 0x81 (in)

USB description data (for identification)
-------------------------
Manufacturer: Huawei Technologies
     Product: HUAWEI Mobile
  Serial No.: not provided
-------------------------
Looking for active drivers ...
 OK, driver detached
Set up interface 0
Use endpoint 0x01 for message sending ...
Trying to send message 1 to endpoint 0x01 ...
 OK, message successfully sent
Read the response to message 1 (CSW) ...
 Response reading failed (error -9)
 Device is gone, skip any further commands
ok:busdev
--------------------------------
(end of usb_modeswitch output)

Check success of mode switch for max. 20 seconds ...
 Wait for device file system (1 sec.) ...
 Wait for device file system (2 sec.) ...
 Wait for device file system (3 sec.) ...
 Wait for device file system (4 sec.) ...
 Wait for device file system (5 sec.) ...
 Wait for device file system (6 sec.) ...
 Read attributes ...
 Read attributes ...
 Read attributes ...
 Read attributes ...
 Read attributes ...
 Read attributes ...
 Read attributes ...
 Read attributes ...
 Wait for device file system (15 sec.) ...
 Wait for device file system (16 sec.) ...
 Wait for device file system (17 sec.) ...
 Wait for device file system (18 sec.) ...
 Read attributes ...
 Read attributes ...

Target config not matching - current values are
    8-1:1.0/bInterfaceClass:   ff
    bConfigurationValue:       1
    bNumConfigurations:        1
    busnum:                    8
    devnum:                    17
    idProduct:                 1506
    idVendor:                  12d1
    manufacturer:              Huawei Technologies
    product:                   HUAWEI Mobile
    serial:                   

Mode switching may have failed. Exit

USB_ModeSwitch log from Tue Nov 15 23:25:33 EET 2022
Raw parameters: --symlink-name /devices/pci0000:00/0000:00:10.1/usb8/8-2/8-2:1.2/ttyUSB2/tty/ttyUSB2
Use global config file: /etc/usb_modeswitch.conf

Use global config file: /etc/usb_modeswitch.conf
My name is ttyUSB2

Check my endpoints ...
 in /sys/devices/pci0000:00/0000:00:10.1/usb8/8-2/8-2:1.2
  check ep_03 ...
  check ep_84 ...

--> I am not an interrupt port

Return empty name and exit