i last studied in the college/school ......... and now am doing ....i need help on

CALLING NUMBER IDENTIFICATION USING CALCULATOR

Description: Dial-up users need to install the resurgence Caller ID client software; The user needs to be opened in the local switch busy transfer business; Access servers need to have a caller identification service; Called user receives the information of the gatekeeper, the client automatically pop up a dialog box prompts the user to have telephone access, and access user phone numbers, by the user to decide whether to answer the call; Called the user clicks on the pop-up dialog box client “Answer” button to turn on the call, otherwise click “reject” button, and then hang up the call; Calling or called to complete the call, hang up, disconnect the telephone channel.