E-mail with voice / phone conference feature
Efficient buffer allocation for current and predicted active...
Efficient buffer allocation for current and predicted active...
Electronic communication distribution system
Emergency call service with automatic third party...
Enhanced audio teleconferencing with sound field effect
Enhanced conference call service
Enhanced dedicated teleconferencing system
Enhanced services provided using communication redirection...
Enhanced telephony trunk routing
Enhanced whisper feature
Establishing a conference call from a call-log