The Cisco 1000BaseT Gigabit Interface Converter (GBIC) is an ideal solution for Catalyst 6500, 4000, 3550, 2950, 3500 XL and 2900 XL Series customers, providing full duplex Gigabit Ethernet connectivity to high-end workstations and between wiring closets over existing copper network infrastructures. This GBIC technology leverages the industry's flexible, standards-based 1000BaseX design, allowing for a simple and low-cost migration path to Gigabit Ethernet. Adding the new 1000BaseT GBIC to the company's range of media transceivers enhances the flexibility of deployment and application for Cisco's comprehensive line of modular and desktop platforms.