Various VoIP gateway series of AddPac is approved for its high performance and reliability in world-wide markets. AddPac provides highly advanced VoIP services in order to meet demanding and evolving business requirements of customers. Especially AddPac VoIP Gateway has been developed through years of experiences and accumulated know-how from existing enterprises and communication markets. AddPac VoIP Gateway provides concurrent triple stack such as H323, SIP, MGCP and QoS (Quality of Service) for high quality of communication service. This will satisfy customers with high expectation.
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