Occam Networks Occam Networks was acquired by Calix in 2011. Calix is a provider of innovative access systems. With the Calix Unified Access Infrastructure, service providers are able to streamline operations with a single management view and a common user experience for every service, regardless of media type or protocol. With more than one-third of communications service providers throughout North America already relying on the Calix access portfolio, Calix customers have come to recognize the competitive advantages of partnering with a company committed to providing the first integrated offering for simplified and profitable service delivery.