Sycamore Networks, Inc. engages in the development and marketing of intelligent bandwidth management solutions for fixed line and mobile network operators worldwide. It provides SN 16000 and SN 9000 optical switches that enable bandwidth management in regional and core optical networks; SILVX network management system that offers comprehensive performance management services; DNX cross-connect platforms for traffic aggregation and grooming handle narrowband to broadband switching and transport; and ENvision Plus network management software for path protection and disaster recovery. The company also provides SPS-1000 signaling process systems, which support voice and data conferencing at end-user sites and in telemetry applications; and DNX-1u access gateways to improve site visibility and control. In addition, it offers IQstream mobile broadband optimization solutions to help operators in reducing congestion for bandwidth-intensive content, such as Internet video. The company sells its products to wireline and wireless network service providers, utility companies, large enterprises, multiple systems operators, and government entities through its direct sales force. Sycamore Networks, Inc. was founded in 1998 and is headquartered in Chelmsford, Massachusetts.