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
IVON NETWORKS LIMITED is one of the best VoIP (Voice over Internet Protocol) Service Provider focusing in Internet Telephony Solutions for businesses, VoIP reseller programs and VoIP carrier services.