SIP Trunking

FlexTEL's Carrier IP Trunking Services provide wholesale IP interconnection, transport, and call completion of packet-based voice traffic over FlexTEL's integrated IP and TDM platforms. The product architecture provides both inbound and outbound call flows that are secure, carrier class quality, and scalable, making FlexTEL's Carrier IP Trunking Services an industry-leading service.

Enhanced Performance and Network Reliability

Our Enterprise IP Trunking service has diversity and redundancy built into the physical network and the IP service infrastructure to enhance reliability and performance. All IP traffic remains on FlexTEL's premium IP backbone until it reaches the PSTN, which helps improve overall service quality and eases problem resolution.