Patent ID: 7944870
Filing Date: 2011-05-17
Classification: H04M,H04W

Abstract:
1. A non-transitory computer-readable medium including instructions executable by a computer to: receive data from a user terminal via a communication network; wherein the data includes a first telephone number; associate a subscriber terminal device with an Internet Protocol (IP) address; access a database that associates a plurality of Voice-over IP (VoIP) telephone numbers with the IP address of the subscriber terminal device such that, when a call to any of the plurality of VoIP telephone numbers is received, the call is directed to the subscriber terminal device via the IP address, wherein at least one of the plurality of VoIP telephone numbers is assigned an expiration time; determine from information in the database whether the first telephone number is one of the plurality of VoIP telephone numbers associated with the IP address; determine from information in the database whether the first telephone number is expired when the first telephone number is one of the plurality of VoIP telephone numbers associated with the IP address; complete a communication connection from the user terminal to the subscriber terminal device when the first telephone number is non-expired; and send display data to the subscriber terminal device, wherein the display data identifies the plurality of VoIP telephone numbers associated with the IP address of the subscriber terminal device, identifies expiration times associated with one or more of the plurality of VoIP telephone numbers, and includes a renew option to enable the subscriber terminal device to extend the expiration time of one or more unexpired VoIP telephone numbers.