1-15
Status
Port mode
LED
Ethernet port
status LED
Description
Steady green
The port operates in full-duplex mode; the LED is fast flashing
when data is being sent and/or received on the port.
Flashing yellow
(3 Hz)
POST failed on the port.
Steady yellow
(duplex mode)
Off
The port is not up.
Interface Module Status LED
Table 1-15
Interface module status LED description
Mark
Status
Description
Green
The interface module is in the slot and operates normally.
Flashing yellow
The inserted interface module type is incorrect or the interface
module fails.
MOD1
MOD2
Off
No interface module is installed.
Optional Interface Modules
The S5120-EI series (excluding S5120-24P-EI and S5120-48P-EI) provide two interface module slots
on the rear panel. You can select the interface modules in Table 1-16 as needed.
The S5120-E1 series support IRF, requiring physical connections between devices. The 10 GE ports of
the supported interface modules support IRF, allowing you to connect the switches through these 10 GE
ports for IRF implementation.
Table 1-16
Description of the supported interface modules
Model
Description
Interface quantity
and type
Remarks
LSPM1CX2P
Short-haul Dual-Port
10 GE CX4 Interface
Module
2 × 10 Gbps electrical
ports
Suitable for short-distance stack
connections using CX4 power
cables
LSPM2SP2P
Dual-Port 10 GE SFP+
Interface Module
2 × 10 Gbps SFP+
optical ports
Using SFP+ power cables for
short-distance stack connections
Using SFP+ optical transceivers
and fibers for long-distance
stack connections
LSPM1XP2P
Dual-Port 10 GE XFP
Interface Module
2 × 10 Gbps XFP
optical ports
LSPM1XP1P
One-port 10 GE XFP
Interface Module
1 × 10 Gbps XFP
optical port
Using XFP optical transceivers
and fibers for long-distance
stack connections
Содержание S5120-EI Series
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