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.
Leaftel is a provider of consulting, outsourcing, and technology solutions. With expertise in VoIP from technology integration to business plans and processes, Leaftel is positioning itself to be one of the world leaders in VoIP consulting today.
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