VoIP Gateway for Legacy PRI to VoIP Network Applications

Single Span (1 E1/T1 port to another E1/T1 port) QuadroM Dual E1/T1 VoIP Gateway

The QuadroM Dual E1/T1 VoIP Gateway provides an economical entry level VoIP Gateway solution for applications using SIP, H.323, PRI ISDN or CAS signaling protocols. The QuadroM VoIP Gateway supports SIP, H.323, PRI ETSI/ANSI ISDN and CAS (R1,R2,DTMF/MF) based protocols in a single 1U rack mounted chassis. . The QuadroM VoIP Gateway includes call routing functions in a VoIP Gateway platform for migrating to next generation VoIP networks today. It may increase your potential to connect to a larger portion of the world market and may eliminate or reduce charges you pay for network connections.

VoIP Gateway for SIGTRAN, CCS - SS7 or C7 or PRI ETSI or ANSI ISDN and CAS ( R2 ) - High performance TMG Series

The TMG-series VoIP Gateways are an advanced scalable VoIP Gateway platform designed to facilitate interoperability between small, medium or large TDM networks to VoIP Networks. The TMG-series VoIP Gateways enable a seamless interface between in-band and out-of-band VoIP networks. It has the capability to support CAS R2, ANSI/ITU SS7 (C7), SIP, SIGTRAN and Primary Rate (PRI) ISDN signaling protocols from the TDM interfaces. TMG-800 VoIP Gateway capacity ranges from 2 T1/E1 ports to 8 T1/E1 ports. The TMG-3200 series VoIP Gateway can scale from 8 to 64 T1/E1 ports and the TMG7800 VoIP Gateway can range from 8 to 1024 T1/E1 ports. TMG-3200 and TMG-7800 series VoIP Gateways also support direct DS-3 and STM-1 or OC3 terminations.