raja@badfox:~$ sudo usb_modeswitch -R -v 12d1 -p 1436 [sudo] password for raja: Looking for default devices ... found matching product ID adding device Found device in default mode, class or configuration (1) Accessing device 021 on bus 001 ... Getting the current device configuration ... OK, got current device configuration (1) Using first interface: 0x00 Using endpoints 0x01 (out) and 0x82 (in) Not a storage device, skipping SCSI inquiry USB description data (for identification) ------------------------- Manufacturer: HUAWEI Technology Product: HUAWEI Mobile Serial No.: not provided ------------------------- Warning: no switching method given. Resetting usb device . OK, device was reset -> Run lsusb to note any changes. Bye.