Yealink SIP-T2 SERIES Administrator's Manual page 889

The screenshot of the main page is shown as below:
When you start the application tool, a file folder named ―Encrypted‖ is created
automatically in the directory where the application tool is located.
2. Click Browse to locate configuration file(s) (e.g., y000000000044.cfg) from your
local system in the Select File(s) field.
To select multiple configuration files, you can select the first file and then press and
hold the Ctrl key and select the next files.
3. (Optional.) Click Browse to locate the target directory from your local system in the
Target Directory field.
The tool uses the file folder ―Encrypted‖ as the target directory by default.
4. (Optional.) Mark the desired radio box in the AES Model field.
If you mark the Manual radio box, you can enter an AES key in the AES KEY field or
click Re-Generate to generate an AES key in the AES KEY field. The configuration
file(s) will be encrypted using the AES key in the AES KEY field.
If you mark the Auto Generate radio box, the configuration file(s) will be encrypted
using random AES key. The AES keys of configuration files are different.
Note AES keys must be 16 characters and the supported characters contain: 0 ~ 9, A ~ Z, a ~
z and the following special characters are also supported: # $ % * + , - . : = ? @ [ ] ^ _ { }
~.
Configuring Security Features
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