Summit X450a-24xDC Switch Ports and Slots

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

• Twenty fixed autosensing 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.

Summit X450a-24xDC Switch Front Panel

The rear panel of the Summit X450a-24xDC switch (Summit X450a-24xDC 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.
  

  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	Summit XGM2-2xn Option Card
  XGM2-2xf option card	10-gigabit XFP modules	Summit XGM2-2xf Option Card
  XGM2-2sf option card	10-gigabit SFP+ modules	Summit XGM2-2sf Option Card
  XGM2-2bt option card	Fixed 10GBASE-T copper	Summit XGM2-2bt Option Card

• Management port with associated LEDs
• Two high-performance stacking ports with associated LEDs
• Redundant power input connector for optional connection to the EPS-150DC External Power Module (Model No. 10909)

  The connecting redundant power supply cable is shipped with the EPS-150DC unit. See EPS-150DC External Power Module (with EPS-T2) for more information.

• DC power input socket

  The internal power supply operates from -36 VDC to -72 VDC.

• Grounding lug

Note

For centralized DC power connection, this product is intended to be installed in a restricted access location (such as a dedicated equipment room, equipment closet, or central office) in accordance with Articles 110-16, 110-17, and 110-18 of the National Electric Code, ANSI/NFPA 70.

Summit X450a-24xDC Switch Rear Panel