Installation Guide

TABLE 35 Router LED states and actions (continued)
LED label Desired state Meaning Abnormal state Meaning or action
• Verify that the
connection to the
other router has
been properly
made. Also, make
certain that the
other router is
powered on and
operating
correctly.
• Try using a
dierent cable.
Interface module
Pwr On The module is receiving
power.
O The module is not receiving
power. Check the following:
• Make certain that
the module is
installed properly.
For more
information, refer
to the module
installation
section in this
chapter that
applies to your
router model.
• The module may
not be receiving
enough power.
Extreme
recommends
installing power
supplies in a fully
redundant
conguration as
described for
each router
model in this
chapter.
• Check the Pwr
LED on the
management
module. If it is on,
the management
module may be
preventing power
from getting to
the interface
module.
• Enter the show
chassis
command at any
level of the CLI to
determine if the
management
module
recognizes the
Verifying proper operation
Extreme Routing MLX Series Hardware Installation Guide
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