The Cisco 7600 Series Ethernet Services Plus Line Cards use an extensible design that allows service prioritization for voice, video, data, and wireless mobility services. Service providers and enterprises can benefit from the improved economics, density, advanced Carrier Ethernet features, and high performance of the ES fixed-configuration line cards. With the same architecture and features, the Cisco 7600 Series Ethernet Services Plus Line Cards are designed for networks with lower interface density requirements.The Cisco 7600 ES Plus cards' programmable interface processors protect network investments and reduce total cost of ownership. The design increases connectivity options and offers superior service intelligence through programmable interface processors operating at line rate.