VTech CS6648-2 - Call screening, Number of rings, and Remote access code

Caller ID
45
Caller ID log screen messages
Displays:
When:
PRIVATE NAME
The caller is blocking the name information.
PRIVATE NUMBER
The caller is blocking the telephone number information.
PRIVATE CALLER
The caller is blocking the name and number information.
UNKNOWN NAME
This caller’s name is unavailable.
UNKNOWN NUMBER
This caller’s number is unavailable.
UNKNOWN CALLER
No information is available about this caller.