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.
LANCK Telecom, founded in June of 2001, provides quality voice services worldwide. Over years of reliable operations and consistent dedication to its clients LANCK Telecom has established itself as a strong player in the telecommunications market. With th
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