Brocade Communications Systems ICX 6430 series, Hardware Installation Manual, Page: 78 / 108

TABLE 14 Network connection-related LED states (continued)
LED Desired state Meaning Abnormal state Meaning or action
port or a different
cable.
SFP/SFP+ (X1 - X4) for
ICX 6450 devices On or flashing (Green or
Yellow) The SFP+ port is operating
at 10 Gbps. Flashing green
indicates the port is
transmitting and receiving
user packets at 10 Gbps.
Flashing yellow indicates
the port is transmitting and
receiving user packets at 1
Gbps.
Off 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
transmit port on
the device is
connected to the
receive port on
the other network
device, and that
the receive port
on the device is
connected to the
transmit port on
the other network
device. If you are
not certain,
remove the two
cable connectors
from the port
connector and
reinsert them in
the port
connector,
reversing their
order.
• Dust may have
accumulated in
the cable
connector or port
connector. For
information about
cleaning the
connectors, refer
to
Cleaning the
fiber-optic
connectors
on
page 89.
• Verify that the
port has not been
disabled through
a configuration
change.
• Ensure that the
SFP+ in both
Testing connectivity
Brocade ICX 6430 and ICX 6450 Stackable Switches Hardware Installation Guide
78 Part Number: 53-1003617-03