This is a Voice over Internet Protocol (VoIP) and streaming media service based on the Session Initiation Protocol (SIP) by which Internet telephony service providers (ITSPs) deliver telephone services and unified communications to customers equipped with SIP-based private branch exchange (IP-PBX) and Unified Communications facilities
IPCB mission is to facilitate worldwide call termination from any IP telephony device, independent of its manufacturer, protocols and origin. IPCB seamlessly integrates with a heterogeneous infrastructure of its Members within hours after signing Membersh
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