Oracle Dual Port QDR InfiniBand Adapter M4 User's Guide

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Updated: June 2016
 
 

Front Panel Connectors and LEDs

On the front panel between the two ports, two LEDs signal the port speed, state, and activity.


Note - LEDs are visible through the PCIe bracket by means of light pipes.
image:Figure showing ports and LED indications by mode.
No.
Name
Description
1
Port 1
IB Port 1 (QSFP+)
2
Port 2
IB Port 2 (QSFP+)
3
Green LED
Port 1, Physical Link
4
Green LED
Port 2, Physical Link

The LEDs for each port have the meanings described in this table.

Table 1  Green LED Meanings
LED Name
LED State
Meaning
Physical Link
Lit
The link bringup process has successfully completed, and the link width, link speed, link polarity, and link reversal have been negotiated with the neighbor port on the other end of the cable.
Unlit
A physical connection has not been established.

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