Chapter 1: Summit Family Switches
Summit Family Switches Hardware Installation Guide
86
Summit X450a-24tDC Switch
The front panel of the Summit X450a-24tDC switch (Figure 65) includes:
● Twenty fixed autosensing 10/100/1000 BASE-T ports (ports 1–20) that provide 20 Gbps of
high-density copper connectivity
● Four combination ports (ports 21–24) using RJ-45 connectors and SFPs to provide 4 Gbps of copper
or fiber connectivity
For more information about combination ports, see “Combination Ports and Failover” on page 22.
For information about SFPs, see the Extreme Networks Pluggable Interface Modules 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 105.
● 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 65: Summit X450a-24tDC Switch Front Panel
The rear panel of the Summit X450a-24tDC switch (Figure 66) includes:
● Slot for one of the Summit option cards listed in Table 19. These port option cards allow you to add
one or two high-speed uplink ports to the switch.
● Ethernet 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)” on page 146 for more information.
Table 19: Port Option Cards for Summit X450a Series Switches
Option Card Model Type of Added Ports For More Information, see . . .
XGM2-2xn option card 10-gigabit XENPAK modules “Summit XGM2-2xn Option Card” on page 160
XGM2-2xf option card 10-gigabit XFP modules “Summit XGM2-2xf Option Card” on page 161
XGM2-2sf option card 10-gigabit SFP+ modules “Summit XGM2-2sf Option Card” on page 162
XGM2-2bt option card Fixed 10GBASE-T copper “Summit XGM2-2bt Option Card” on page 162
STACK NO.
Solid ON=Link
Blinking=Activity
MGMT
FAN
PSU-1
PSU-E
1
10G
Stack
2
1
2
214365871091211 1413 1615 1817 2019 2221 2423 22X21X 24X23X
Shared Ports
SH_020B
10/100/1000 Mbps ports
Console
port
Combination ports
Stack number
indicator
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