Abstract:
A method is provided for fax call blocking. The method includes: receiving a first call intended for an end instrument (10) employed by a user; obtaining a telephone number from which the first call originated; comparing the obtained telephone number against a first database (42) to determine if the obtained telephone number matches a blocked telephone number contained in the first database (42); blocking the first call such that the end instrument (10) is not alerted if a match is found between the obtained telephone number and a blocked telephone number, otherwise providing a connection to the end instrument (10) for the first call; monitoring the connection to detect for fax tone; and, entering the obtained telephone number in the database (42) as a blocked telephone number if fax tone is detected.
Abstract:
A system and method of filtering SMS messages sent from an originating terminal to a subscriber terminal over a wireless communications network is provided. The method includes providing subscriber-provided authorization criteria, determining authorization of the originating terminal for sending the SMS message to the subscriber terminal using the authorization criteria, and filtering the SMS message based on the determining step. The system includes means for providing subscriber-provided authorization criteria, means for determining authorization of the originating terminal, and means for filtering the SMS message based on the authorization of the originating terminal.