AT&T CL82450 user manual Reasons for missing caller ID information, On-screen, message

Caller ID

Reasons for missing caller ID information

There are occasions when other information or no information shows for various reasons:

On-screen	Reason
message
PRIVATE	The caller prefers not to show the phone number.
NUMBER
PRIVATE	The caller prefers not to show the name.
NAME
PRIVATE	The caller prefers not to show the phone number and name.
CALLER
UNKNOWN	Your telephone service provider cannot determine the caller’s number.
NUMBER
UNKNOWN	Your telephone service provider cannot determine the caller’s name.
NAME
UNKNOWN	Your telephone service provider cannot determine the caller’s name and
	telephone number. Calls from other countries may also generate this
CALLER
	message.

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