This is a device allowing a user to make VoIP calls using session initiation protocol (SIP). SIP is a telecommunication technology developed as a fast, easy standard for delivering IP-based data, voice, and video communications.
SKYFAIR is an international IP-based telecommunication service provider that interconnects with tier 1 carriers, service providers and voice operators, and excels in customized telecom solutions throughout over the world. Leveraging on our professional kn
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