AddPac GSM Gateway solution provides GSM VoIP gateway function from 1 Port up to 80 Ports. AddPac GSM gateway lineup provides analog phone (FXS), IP-Phone (IP-PBX environment), PSTN (FXO), and Legacy PBX. With analog phone/IP Phone, it provides GSM voice communication concurrently.
AddPac GSM gateway solution is designed on the basis of hardware architecture to provide GSM and VoIP voice communication concurrently. It is a device that provides GSM voice communication and internet voice communication concurrently. It also provides various voice codec such as G.711, G.726, G.729, G.723.1 along with SIP, and H.323 multiple VoIP signaling protocol. AddPac GSM VoIP gateway devices are all programmable RISC CPU + DSP structure so that constant software development/additional feature upgrades is possible to cope with customer requirements/environments.
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