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Session Initiation Protocol (SIP)
Short for Session Initiation Protocol, SIP is a signaling protocol for Internet conferencing, telephony, events notification and instant messaging. The protocol initiates call setup, routing, and authentication to endpoints within an IP domain.

 

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Our Service includes Internet phones with free Internet calling and unlimited US and Canada plans. We offer prepaid phone service and International DID numbers using our voice over IP system and an analog telephone adaptor (ATA). The solutions are designed for home phone service, business phone service, call shops, telemarketing firms and cyber cafes.