Mavenir Systems, Inc. (Mavenir) is a provider of software-based telecommunications networking solutions. The Company's solutions enable mobile service providers to deliver Internet protocol (IP)-based voice, video, communications and messaging services to subscribers across the world. The Company's product categories include Voice and Video, and Enhanced Messaging. The Voice and Video product category includes Telephony Application Server (TAS), Voice over long term evolution (LTE) Interworking Function (VoLTE IWF), Media Resource Function (MRF), Mobility Application Server (MAS), Call Session Control Function (CSCF), Equipment Identity Register (EIR), Unified Access Gateway (UAG), Evolved Packet Core (EPC) and Diameter Signaling Controller (DSC). The Enhanced Messaging product category includes Rich Messaging Server (RMS), Messaging Routers and Gateways, Presence and Resource List Service (PRS) and XML Document Management System (XDMS).