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Unlock old ZTE modem

Change serial number in unlock ZTE modem

  1. Download and Install Tools

  2. Download the ZTE modem tools from here.

  3. Access the Modem via Telnet

  4. Open your terminal.

  5. Execute the following command to open the telnet session: 
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    python3 zte_factroymode.py --user admin --pass 12345678 --ip 192.168.2.1 --port 80 telnet open

  6. This command will generate the username and password required for the telnet connection.

  7. Connect via Telnet

  8. In the terminal, type: 

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    telnet

  9. Then, connect to the modem by entering: 
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    open 192.168.2.1

  10. Use the credentials generated in the previous step to log in.

  11. Change the Serial Number

  12. To change the modem's serial number to ZTEG00e0c8d7, execute the following commands in the telnet session: 

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    setmac 1 512 ZTEG00e0c8d7
setmac 1 2177 00e0c8d7
reboot

  13. Verify the Change

  14. After the modem reboots, log back into the modem's interface.

  15. Navigate to the modem information section to verify that the serial number has been updated successfully.