Multiple call arrangement - allows the user to receive several calls simultaneously, even if they came by the same line. This stops the redirection of incoming calls directly to voice mail in case the line is busy or if the user is already involved in an active call.
VNPT-I offers voice service with premium quality and low rate to help you to compete in challenging VoIP market. Redundancy in our state-of-the-art network ensures routes for international traffic are always stable. ITC2’s VoIP technology enables simple
Read more