Carrier-class 2U Modular VoIP Access gateway, up to 96 FXS/FXO ports, SIP/MGCP/3GPP/IMS ... based Call Center solution, AG2196 is the idea remote access gateway for the operators. AG2196 adopts modular design, can flexible configure ... IPPBX from worldwide vendors, including IP-PBX from Microsoft (OCS), Cisco (CallManager), Nortel (CS1000), and softswitch from Huawei, ZTE, Ericson, and ...