Sippy is a telecommunications software company specializing in VoIP (Voice over Internet Protocol) solutions. The company provides carrier-grade softswitch platforms designed to manage and optimize voice traffic for telecommunications service providers. Their offerings include Class 4 and Class 5 softswitches, billing and invoicing solutions, and a suite of management tools aimed at enhancing network performance and operational efficiency. Sippy's services are designed to support scalable and reliable voice communication infrastructures.