It has the following functions: 1. Phone call management a. Reject all incoming calls. In this mode, all of the incoming call will be automatically rejected. b. Reject calls from blacklist. In this mode, all of the calls from the predefined blacklist will be automatically rejected, whereas the rest of the calls will not have any effect. c. Accept call from whitelist. d. Personalized call rejection. In this mode?-ian end user may define...