This is a Voice over Internet Protocol (VoIP) and streaming media service based on the Session Initiation Protocol (SIP) by which Internet telephony service providers (ITSPs) deliver telephone services and unified communications to customers equipped with SIP-based private branch exchange (IP-PBX) and Unified Communications facilities
Spectranet is the leading VoIP (Voice over Internet Protocol) services provider. Spectranet offering Voip Solutions with high features at very low cost.