Yealink SIP-T48G Administrator's Manual page 523

Parameters
auto_provision.aes_key_16.com
Description:
Configures the plaintext AES key for decrypting the Common CFG file.
The valid characters contain: 0 ~ 9, A ~ Z, a ~ z and the following special
characters are also supported: # $ % * + , - . : = ? @ [ ] ^ _ { } ~.
Example:
auto_provision.aes_key_16.com = 0123456789abcdef
Note: It works only if the parameter "auto_provision.aes_key_in_file" is set to 0
(Disabled).
Web User Interface:
Settings->Auto Provision->Common AES Key
Phone User Interface:
None
auto_provision.aes_key_16.mac
Description:
Configures the plaintext AES key for decrypting the MAC-Oriented CFG file.
The valid characters contain: 0 ~ 9, A ~ Z, a ~ z and the following special
characters are also supported: # $ % * + , - . : = ? @ [ ] ^ _ { } ~.
Example:
auto_provision.aes_key_16.mac = 0123456789abmins
Note: It works only if the parameter "auto_provision.aes_key_in_file" is set to 0
(Disabled).
Web User Interface:
Settings->Auto Provision->MAC-Oriented AES Key
Phone User Interface:
None
auto_provision.update_file_mode
Description:
Enables or disables the IP phone to update encrypted configuration settings only
during auto provisioning.
0-Disabled
Configuring Security Features
Permitted Values
16 characters
16 characters
0 or 1
Default
Blank
Blank
0
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