With Calix's access equipment, your bandwidth runneth over. Calix (Latin for "cup") markets broadband access equipment for communications service providers (CSPs). Its products increase the capacity of fiber-optic and copper lines to deliver next-generation telecommunications services, such as Internet protocol television (IPTV) and VoIP, as well as mobile broadband and high-speed DSL Internet. The company also supplies Web-based network management software that handles provisioning, testing, and troubleshooting. In 2014 more than 19 million ports of its Unified Access portfolio have been deployed at a growing number of CSPs worldwide, whose networks serve more than 100 million subscriber lines.