NexTone Communications develops carrier-grade products for delivering scalable control of real-time IP services, such as Voice over IP (VoIP) and other digital media. NexTone's products and technology give IP networks a common way to exchange, monitor, secure, and bill for sessions that flow through them. More than 400 service providers and enterprises worldwide use NexTone's solutions to dramatically lower capital expenditures and deliver ongoing operational efficiencies such as reduced interconnect "turn-up" time and simplified network operations. The company is headquartered in Gaithersburg, Maryland, USA, with domestic and international sales offices worldwide. For more information, visit www.nextone.com.