Huaguo mountain using adlink cPSB - 800 information technology platform for the system developed by the Softswitch platform, VoIP is excellent solution on the market, on the basis of Softswitch, through standard rooms, all kinds of VoIP communication protocol and equipment common services platform, whether in h. 323, MGCP and SIP communications protocol, and IP Phone Gateway, USB Phone or TA and other user terminal equipment, can through the Softswitch platform for traffic exchange and management, is designed for large enterprise operators and all IP network communication server, provides the function of the fourth and fifth class subscribers, and the public line telephone digital transformation and routing functions,
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