Call forwarding to voice mail systems based on redirecting...

Call Management system with call control from user...

Call management using call routing engine

Call park and call park pickup systems, methods and network...

Call processing based on call patterns and other criteria

Call processing software, methods and equipment providing...

Call processing system, method and computer program product

Call programming apparatus and method

Call programming apparatus and method

Call programming apparatus and method

Call programming apparatus and method

Call programming apparatus and method

Call programming apparatus and method

Call programming apparatus and method

Call redirection system

Call return telephone service

Call routing system and method of using the same

Call screening system

Call transfer arrangement using network services

Call transfer service using service control point and...