How to Know Whether My Modem Supports Online Caller ID Service
PhoneTray Dialup will automatically detects if your modem supports Online Caller ID Service, and Call Waiting Service. You can also manually find out that by following the steps below:
Click PhoneTray icon in Windows taskbar area near the clock in the bottom-right corner of the screen to bring up PhoneTray.
Click Dialup button (fourth button on PhoneTray toolbar) to detect modem features and what kind of services you phone company provides.
Now you should see detected modem features below your modem name, for example
Note: Please check if you have Caller ID on Call Waiting service from your phone company. You need this service to see caller's number when online. This is not the same as usual Caller ID. There are 2 types of Caller ID service:
Regular Caller ID which gives the caller's name and number on regular calls
Caller ID on Call Waiting, which gives the caller's name and number on call waiting.
Make sure you got the second type "Caller ID on Call Waiting". Phone companies can call it Call Waiting Caller ID or Call Waiting ID or Visual Call Waiting or Call Waiting Deluxe. If your phone displays a caller¡¯s number when you get a second call while talking on the phone, you have the right service.