There are two kinds of caller information message formats sent by the phone company:
∙One is the single message format which includes date, time, and caller ID.
∙The other is the multiple message format which also includes the caller name as registered with the phone company.
The command ATS40.2=n is used to enable (n=1) or disable (n=0) the Caller ID detection function. The default is disabled. Enable it only when you have this service and want to enable its detection.
ONOTE: THE CALLER ID MESSAGE MAY CAUSE SOME COMMUNICATION SOFTWARE TO BECOME CONFUSED. IF YOU PLAN TO USE THE CALLER ID FEATURE, BE SURE YOU ARE USING SOFTWARE THAT SUPPORTS IT (SUCH AS ZFAX).
In single message format, the modem will send a ring message to the terminal as follows:
RING
TIME:
CALLER NUMBER: <CALLER_ID> or CALLER
NAME:<CALLER_NM>
RING
MMis the
The following is an example of a caller ID message as it might appear on your screen:
RING
TIME:
CALLER NUMBER: 7135551414 or CALLER NAME: