Method of routing universal international free telephone phone n

Method of universal communication and devices thereof

Method of using carrier information for enhanced call data proce

Method to provide an operator selection service as well as a...

Method, apparatus and computer program product for...

Method, system, and apparatus for debugging a live telephone...

Methods and apparatus for controlling processing entities,...

Methods and apparatus for implementing customized ringback

Methods and apparatus for local number portability in...

Methods and apparatus for transferring from a PSTN to a VOIP...

Methods and interfaces for probing and understanding...

Methods and systems for changing a communication quality of...

Methods and systems for collapsing signal transfer point...

Methods and systems for default routing in a signaling network

Methods and systems for default routing in a signaling network

Methods and systems for distributing application data among...

Methods and systems for enhancing network security in a...

Methods and systems for improving trunk utilization for...

Methods and systems for providing universal triggerless...

Methods and systems for routing calling name service query...