24 Gigabit Ethernet ports
Up to 24 optical fiber connections (SFP slots)
Fanless, -40 to 75°C operating temperature range (T models)
Turbo Ring and Turbo Chain (recovery time < 50 ms @ 250 switches), RSTP/STP, and MSTP for network redundancy
Isolated redundant power inputs with universal 110/220 VAC power supply range