F601 Firmware — Zte
cat /dev/mtdblock0 > /tmp/backup.bin
If the web interface is locked by your ISP: zte f601 firmware
One of the most critical aspects of ZTE F601 firmware is the heavy customization done by ISPs. ZTE manufactures the hardware, but the firmware is almost always branded and locked by the service provider (e.g., China Telecom, local regional ISPs, or global carriers). cat /dev/mtdblock0 > /tmp/backup