series Trunk Gateway is a compact and cost-effective media gateway solution which has been designed to interworking between PSTN & IP networks in Service Provider Networks or large-scale enterprise locations. With powerful hardware design, VGXTE1 has comprehensive PSTN access capabilities as well as SIP to SIP interworking features that enable the interconnection between all these elements.
trunk gateway has more advantages in terms of performance, system reliability and interoperability. Its high-efficient design and strong DSP processor ensure the interconversion of PCM voice signal and IP packets, although the gateway has been fully loaded. It can be connected with multiple devices such as softswitches, PBX and those servers equipped with digital trunk interfaces.