AddPac AP-GS1004A is one of the models of inter-network VoIP GSM gateways, through which, it is possible to format a single network unit and to use it for VoIP-telephony, analog communication lines and GSM-network.
Telecom Call Center services are based on SIP platform for access and Class 4 Switch for multiprotocol interconnections with all major fixed and mobile operators from Romania and worldwide.