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Summit Family Switches Hardware Installation Guide
47
Summit X450a-24tDC Switch
The front panel of the Summit X450a-24tDC switch (Figure 33) 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 16.
For information about SFPs, see the Extre me Ne two rks Plugg a ble Inte rfa c e Mo dule s Ins ta lla tio n G uide .
● 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 58.
● 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 33: Summit X450a-24tDC Switch Front Panel
The rear panel of the Summit X450a-24tDC switch (Figure 34) includes:
● Slot for one of the following Summit option cards:
■ Summit XGM2-2xn option card, which allows you to add up to two 10-gigabit XENPAK modules
■ Summit XGM2-2xf option card, which allows you to add up to two 10-gigabit XFP modules
For information about these Summit option cards, see “Summit XGM2-2xn Option Card” on
page 197 or “Summit XGM2-2xf Option Card” on page 198.
● 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).
See “EPS-150DC External Power Module (with EPS-T2)” on page 76 for more information. The
connecting redundant power supply cable is shipped with the EPS-150DC unit.
● DC power input socket
The power supply operates from -36 VDC to -72 VDC.
● Grounding lug
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