Yealink SIP-T54S Administrator's Manual page 950

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
Details of the Configuration Parameter:
static.security.user_password
Description:
Configures the password of the user or administrator for phone's web user interface access.
The IP phone uses "user" as the default user password and "admin" as the default
administrator password.
The valid value format is username:new password.
Example:
static.security.user_password = user:123 means setting the password of user (current user
name is "user") to password 123.
static.security.user_password = admin:456 means setting the password of administrator
(current user name is "admin") to password 456.
Note: IP phones support ASCII characters 32-126(0x20-0x7E) in passwords. You can set the
password to be empty via web user interface only.
Web User Interface:
Security->Password
Phone User Interface:
Menu->Advanced (default password: admin) ->Change Password
Note: You cannot change the user password via phone user interface.
To change the user or administrator password via web user interface:
Click on Security->Password.
1.
Select the desired value (user or admin) from the pull-down list of User Type.
2.
Enter new password in the New Password and Confirm Password fields.
3.
Valid characters are ASCII characters 32-126(0x20-0x7E) except 58(3A).
924
Parameter
password of the IP phone.
Permitted Values
String within 32 characters
Default
user