From top-to-bottom: the LED Select push button, the port status LEDs, the ATCA status LEDs, the Current Selected Switch LEDs, the fabric gigabit Ethernet 10/100/1000BASE-T port, the Base 10/100/1000BASE-T port, the Base 10/100BASE-TX management port, the fabric gigabit Ethernet serial management port, the Base serial management port, the Hot-Swap LED, the Fabric gigabit Ethernet push button reset, and the Base push button reset.