Users Guide

Table Of Contents
Hardware Overview 197
Link/Activity
LED
(Bi-color LED)
All four LEDs are used when 4x25GbE mode or 4x10GbE mode is
running on QSFP28 port.
Solid green 4x25GbE Link on QSFP28 port. Green
(Luminance at 1.5ft = 45+5 cd/m2)
Solid amber 4x10GbE Link on QSFP28 port. Amber
(Luminance at 1.5ft = 45+5 cd/m2)
Blinking green
(~30ms)
4x25GbE Activity on QSFP28 port. Green
(Luminance at 1.5ft = 45+5 cd/m2)
Blinking amber
(~30ms)
4x10GbE Activity on QSFP28 port. Amber
(Luminance at 1.5ft = 45+5cd/m2)
Off There is no link
Blinking amber
with 1 second on
and 1 second off
Port Beacon. Amber (Luminance at 1.5ft =
180+10 cd/m2)
Link/Activity
LED
(Bi-color LED)
1st and 3rd LEDs are used when 2x50GbE mode is running on
QSFP28 port.
Solid Green 2x50GbE Link on QSFP28 port. Green
(Luminance at 1.5ft = 45+5 cd/m2)
Blinking green
(~30ms)
2x50GbE Activity on QSFP28 port. Green
(Luminance at 1.5ft = 45+5 cd/m2)
Off There is no link
Blinking amber
with 1 second on
and 1 second off
Port Beacon. Amber (Luminance at 1.5ft =
180+10 cd/m2)
Table 3-69. QSFP28 Stacking Port LED Definitions (Continued)
LED Color Definition