The good news is that international voice traffic is still growing. The bad news is that it is growing at its slowest rate in 20 years --only about 10%, according to new research from TeleGeography. VoIP traffic is probably taking over TDM traffic as we speak to become the strongest engine of growth, and while VoIP growth is stronger overall, voice prices and competition continue to challenge carrier voice revenue.
For more:
- take a look at this chart from TeleGeography