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
Contact us to get Reseller Panels, Calling Cards and much more at very low prices...Contactenos para ser Revendedores de las tarjetas de llamadas por internet...