For service providers who need to simply and cost-effectively scale their Ethernet IP infrastructures in response to growing high-bandwidth and service demands, the Cisco 12000 Series Modular Gigabit Ethernet Line Card delivers an aggregate of 10 gigabits per second (Gbps) of Layer 3 forwarding performance in a customer-configurable, multiple-port Gigabit Ethernet form factor ideal for intra-point of presence (POP) connectivity, enterprise network access, and peering.