The SMC TigerSwitch 10/100/1000Mbps 12-Port Managed Switch with 4 Mini-GBIC Slots for alternative fiber gigabit expansion. This tri-speed gigabit backbone switch is designed to handle heavy traffic workgroups or power users, capable of reaching up to 24Gbps with a non-blocking switching architecture. High density and 1RU high, this switch is ideal for enterprise workgroups or backbone installation.