Today's service providers who want to build their IP networks with Gigabit Ethernet are looking for a high-bandwidth solution that offers reliable service and reduces operational costs. The Cisco 12000 Series offers the industry's only 10G portfolio, delivering the capacity, performance, service enablers, and operational efficiencies service providers need to support high-density Ethernet aggregation, intra-POP connectivity, and peering.The Cisco 12000 Series Ten-Port Gigabit Ethernet (10-Port GE) Line Card provides 10 dedicated Gigabit Ethernet ports per card with Cisco 12000 Series distributed system architecture and industry-leading quality-of-service (QoS) and class-of-service (CoS) features. It delivers network scalability and performance, while helping providers maintain customer service-level agreements (SLAs). When deployed in Cisco 12400 Internet routers such as the Cisco 12406 and Cisco 12404, the line card enables service providers to offer high-density, high-bandwidth solutions from within space-constrained locations.