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Chapter 1: Overview
24
QSFP+ Slot LEDs Each QSFP+ port has one link/activity LED labeled LINK/ACT. These
LEDs are shown in Figure 4.
Figure 4. QSFP+ LEDs
The QSFP+ LED is described in Table 3.
Table 3. QSFP+ LED
LED State Description
Link/Activity
Solid green The QSFP+ transceiver has established a
link to a network device.
Flashing
green
The QSFP+ transceiver is receiving or
transmitting packets to a network device.
Off
The QSFP+ slot is empty or the QSFP+
transceiver has not established a link to a
network device.
QSFP+ LEDs