Concerning practical implementation, the VoIP gateways have proven to be the best. Many companies are successfully using the IP telephony thanks to its two main characteristics
Decrease in international and long distance call cost expenditures
Stable communications between company’s offices throughout different cities and counties
Nuvio is the smart choice for internet service providers who wish to offer VoIP services. Nuvio has spent the time and resources building out a nationwide VoIP network so you don`t have to.