Summit X450a-24x Switch Ports and Slots

The front panel of the Summit X450a-24x switch includes:

Twenty 1000BASE-X ports (ports 1–20) that provide 20 Gbps of high-density fiber (SFP) connectivity
Four combination ports (ports 21–24) using RJ45 connectors and SFPs to provide 4 Gbps of copper or fiber connectivity
For more information about combination ports, see Combination Ports and Failover.

For information about SFPs, see the Extreme Networks Pluggable Transceivers Installation Guide.
LEDs to indicate port status and switch operating conditions
For a description of the LEDs and their operation, see Summit X450, X450a, and X450e Series Switch LEDs.
Stack number indicator showing the position of this switch in a stacked configuration
Serial console port used to connect a terminal and perform local management.

The rear panel of the Summit X450a-24x switch (Summit X450a-24x Switch Rear Panel) includes:

Slot for one of the Summit option cards listed in the following table. These port option cards allow you to add one or two high-speed uplink ports to the switch.

Table 1. Port Option Cards for Summit X450a Series Switches
Option Card Model	Type of Added Ports	For More Information
XGM2-2xn option card	10-gigabit XENPAK modules
XGM2-2xf option card	10-gigabit XFP modules
XGM2-2sf option card	10-gigabit SFP+ modules
XGM2-2bt option card	Fixed 10GBASE-T copper

Management port with associated LEDs
Two high-performance stacking ports with associated LEDs
Redundant power input connector for optional connection to one of the following external redundant power supplies:
- EPS-LD External Power Supply Unit (Model No. 45019)
  See EPS-LD External Power Supply Unit for more information.
- EPS-500 External Power Supply (Model 10911)
  See EPS-500 External Power Supply Unit for more information.
  
  The connecting redundant power supply cable is shipped with the external power supply.
AC power input socket
The internal power supply operates from 100 VAC to 240 VAC.