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NE2580O Installation Guide
SFP28 Ports
Forty-eight 25GbE SFP28 ports are located on the front panel.
For 10 GbE connections, SFP28 ports can be used with 10GbE SFP+ direct-attached
copper (DAC) cables or 10 GbE SFP+ active optical cables (AOCs).
For 25 GbE connections, SFP28 ports can be used with 25 GbE SFP28 DAC cables or
25 GbE SFP28 active optical cables.
SFP28 Port LEDs
The SFP28 LEDs for the NE2580O are shown in the following illustration:
Figure 10.
SFP28 Port LEDs
Status LEDs for the SFP28 ports are described in the following table.
Table 4.
SFP28 port status LED behavior
LED
State
Functional Meaning
Link
25G Mode
Solid green
Secure 25G connection or link
Flashing green
Packet transmitting or receiving
Light off
Link down or port disabled
Solid red
Port error
Link
10G Mode
Solid amber
Secure 10G connection or link
Flashing amber
Packet transmitting or receiving
Light off
Link down or port disabled
Solid red
Port error
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