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.
Sintel USA, is a Network Integrator company based in Florida. Providing a comprehensive assortment of professional services from Wireless network design, deployment and maintenance, web site development and application hosting, complex wired and satellite
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