Observing Leds - Brocade Communications Systems ICX 6430 Hardware Installation Manual

Observing LEDs

After you install the network cables, you can observe certain LEDs to determine if the network connections are functioning properly. The
following table outlines the LEDs related to the network connections, the desired state of each LED, possible abnormal states of each
LED, and what to do if an LED indicates an abnormal state.
TABLE 14 Network connection-related LED states
LED
Ethernet (1-24/48)
PoE
(1-24/48)
Brocade ICX 6430 and ICX 6450 Stackable Switches Hardware Installation Guide
Part Number: 53-1003617-03
Desired state
On or flashing (Green)
On (Green)
Meaning
The port has established a
valid link at 10, 100, or
1000 Mbps. Flashing
indicates the port is
transmitting and receiving
user packets.
The port is providing PoE
power to a connected
device.
Abnormal state
Off
Off
Testing connectivity
Meaning or action
A link is not established with
the remote port. You can do
the following:
• Verify that the
connection to the
other network
device has been
properly made.
Also, make
certain that the
other network
device is powered
on and operating
correctly.
• Verify that the
port has not been
disabled through
a configuration
change. You can
use the CLI. If
you have
configured an IP
address on the
device, you also
can use the Web
management
interface or
Brocade Network
Advisor.
• If the other
actions do not
resolve the
problem, try
using a different
port or a different
cable.
A link is not established with
the PoE device. You can do
the following:
• Verify that the
connection to the
other network
device has been
properly made.
• If the other
actions do not
resolve the
problem, try
using a different
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