Cisco HF6100-60L4D Ethernet Switch - Manageable - Gigabit Ethernet, 10 Gigabit Ethernet, 25 Gigabit Ethernet, 50 Gigabit Ethernet, 40 Gigabit Ethernet, 100 Gigabit Ethernet, 200 Gigabit Ethernet, 400 Gigabit Ethernet - 1000Base-X, 10GBase-X, 25GBase-X, 40GBase-X, 50GBase-X, 100GBase-X - 3 Layer Supported - Optical Fiber - 1U - Rack-mountable - 90 Day Limited Warranty: