Ribbon Communications, Inc. delivers communications software, IP and optical networking solutions to service providers, enterprises, and infrastructure sectors. It operates through the following segments: Cloud & Edge and IP Optical Networks. The Cloud and Edge segment provides secure and reliable software and hardware products, solutions, and services for enabling Voice over Internet Protocol (VoIP) communications, Voice over Long-Term Evolution (VoLTE) and Voice Over 5G (VoNR) communications, and Unified Communications and Collaboration (UC&C) within service provider and enterprise networks and from the cloud. The IP Optical Networks segment provides secure, and reliable hardware and software products solutions for IP networking, switching, routing, and optical transport designed to support and enable technologies like 5G, distributed cloud computing and corresponding applications by delivering ultra-low cost-per-bit transport and multi-service flexibility. The company was founded in 1997 and is headquartered in Plano, TX.