Free In-Network Calling
Calls within the operator’s network are absolutely free of charge.
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
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India 440
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Canada 348
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China 142
Pakistan 134
Australia 133
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