The most reliable way to handle these files is the mkst/zte-config-utility.
<Entry Name="PPPoE_Username" Value="user@isp"/> <Entry Name="PPPoE_Password" Value="plaintext_pass"/> <Entry Name="TelnetEnable" Value="0"/>
: Some manufacturers provide official tools or methods for accessing and modifying configuration settings. Check if such methods exist for your device.
from Crypto.Cipher import AES import hashlib