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.
Spadana Corporation was founded in 1997 by leading technology consultants in the sphere of networking and database industries. Since its beginning, Spadana Corporation has established itself as the leading provider of Voice-over-IP and networking solution
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