Signaling, VoIP, Small Business IP PBX with signaling converters & gateways, Quadro products with SS7 PRI & CAS
公司介紹:
voip gateway, small business ip pbx, quadro ip pbx, signaling converter and signaling gateway protocol conversion, ss7 gateway, c7, isdn, cas. voip gateway & quadro ip pbx solutions, quadro ip pbx gateways, pri tester, pri analyzer, ss7 analyzer, ss7 tester, t1 tester, e1 tester, isdn tester, communications test equipment manufacturer, and signaling converters. the designer and manufacturer of telecommunications equipment signaling testers and testing equipment.
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