Greeting the caller, reporting that all the operators are busy at the moment, plays music during waiting in queue, requests to stay on the line as the next available operator will pick up exactly your 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
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