Installation Guide

For more information about combination ports, see Combination Ports and Failover on page 25.
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 on page 101.
• 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.
Figure 75: Summit X450a-24x Switch Front Panel
The rear panel of the Summit X450a-24x switch (Figure 76 on page 89) 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 22: 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 #unique_59
XGM2-2xf option card 10-gigabit XFP modules #unique_60
XGM2-2sf option card 10-gigabit SFP+ modules #unique_61
XGM2-2bt option card Fixed 10GBASE-T copper #unique_62
• 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 on page 175 for more information.
◦ EPS-500 External Power Supply (Model 10911)
See EPS-500 External Power Supply Unit on page 169 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.
Summit X450a Series Switches
Summit Switches
88 Summit Family Hardware Installation Guide