3GModemUnlocking

Common Commands

IMEI : AT+CGSN

Huawei

Generators

Mode switching

USB-eth dongles (e.g. E3131) have a web interface (on http://192.168.1.1/ by default) with a dedicated URL to switch to USB-serial mode

Commands

Unlock : AT^CARDLOCK="some-unlock-code"

Query lock status : AT^CARDLOCK?

Links

ZTE

Commands

Unlock : AT+ZNCK="some-unlock-code"

Query lock status : AT+ZSEC?

Links