Product Detail Information: Cisco introduces a new Cisco 1000BaseT Gigabit Interface Connector (GBIC), WS-G5483=, for high-speed connections to high-end workstations and between wiring closets. This product is an ideal solution for Catalyst?6500, 4000, 3550, 2950, 3500 XL, 2900 XL, and 2900 switch customers, providing full-duplex Gigabit Ethernet over copper connectivity. The new GBIC can be used in Catalyst 3550 Series, 2950 Series, 3500 XL, and 2900 XL switches today.