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DZS, Inc. engages in the provision of packet-based mobile transport and broadband access solutions. It includes the research, development, test, sale, manufacture, and support of communications equipment in the following areas: broadband access, Ethernet switching, mobile front haul and back haul, passive optical LAN, and software defined networks (SDN) and network function virtualization (NFV) solutions. The company was founded in June 1999 and is headquartered in Plano, TX.