Virtual PBX
Virtual personal assistant for handling calls in a...
Virtual POS terminal
Virtual private line service
Virtual private network for a telephone network
Virtual telephone
Virtual telephone
Virtual tour of user-defined paths in a geographic...
Visual programming of telephone network call processing logic
Voice activity identiftication for speaker tracking in a...
Voice call system and method of providing contents during a...
Voice chat service on telephone networks
Voice communication system
Voice conference apparatus, method for confirming voice in...
Voice conference historical monitor
Voice conference historical monitor
Voice mail call out method and apparatus
Voice processing interface for a teleconference system
Volume control in digital teleconferencing
Wait-time service in a telecommunications network