System and method for caller control of a distinctive ring

System and method for caller control of a distinctive ring

System and method for communication between a telephone data...

System and method for completing private or unknown calls...

System and method for completing private or unknown calls...

System and method for creating, transfering, and monitoring serv

System and method for delaying the ringing of a line

System and method for developing message processing applications

System and method for enhanced internet service connections

System and method for enhanced internet service connections

System and method for gathering information related to a...

System and method for gathering information related to a...

System and method for hook state notification

System and method for identifying redirected calls

System and method for identifying redirected calls

System and method for implementing multimedia ring back tone...

System and method for incoming and outgoing interrogations for s

System and method for interfacing a privacy management...

System and method for location management and emergency...

System and method for mixed mode communications in an advanced i