TelTel's managed peer-to-peer architecture provides managed services and network monitoring to provide the highest possible quality of service (QoS) to its customers. Today, TelTel hosts the world's largest and fastest-growing SIP-based, Internet telephony user community with over 1.5 million registered users. With a network proven to support millions of users worldwide with guaranteed QoS, TelTel is well positioned to support you, too.