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
Activabilling VoIP Solutions is offering free customization in any panel (upto 3 requests) to change or modify any feature in its Control Panels or IVR solutions.