The primary positioning of the Cisco ME 3400EG-12CS Switch is for Gigabit Ethernet access. With enterprise applications demanding higher bandwidth, service providers are planning services above 100 Mbps. With advanced QoS functionalities, the Cisco ME 3400EG-12CS allows service providers to offer bandwidth from 1 to 1000 Mbps on a single platform. With carrier-grade features such as modular Field-Replaceable Units (FRUs), dying gasp for loss of power, and alarm contacts to detect changes in environmental conditions, the Cisco ME 3400EG-12CS is ideally positioned as an in-building aggregator for high-density buildings where multiple access devices are needed.