What is Voice over Internet Protocol (VoIP)? Is a family of transmission technologies for delivery of voice communications over IP networks such as the Internet or other packet-switched networks.

PTC09 Interview with Bharti AirTel's David Nishball

Grahame Lynch of CommsDay interviews David Nishball, President of Enterprise Services of Bharti AirTel. Discussion points: - About Bharti AirTel and the Indian Telecom Market - Partnership with PACNET - International toll-free voice and VoIP services...

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