ExtremeSwitching X620-16x Switch Ports and Slots

The ExtremeSwitching X620-16x switch ports and slots include:

16 front panel SFP+ ports of 100Mb/1 Gb/10GBASE-X.
Serial console port implemented as an RJ45 connector used to connect a terminal and perform local management.
Ethernet management port (10/100/1000BASE-T).
One front panel USB 2.0 port, operational on switches running ExtremeXOS version 22.2 or later.
One rear slot for fan module with front-to-back or back-to-front airflow.
Rear dual PSU power slots with front-to-back or back-to-front airflow.

1 = Stack number indicator	3 = USB port (active with ExtremeXOS version 22.2 or later)
2 = Console port/Ethernet management port	4 = 100Mb/1 Gb/10GBASE-X SFP+ ports

1 = Grounding lug	3 = PSU slots
2 = Fan module