Brocade Communications Systems S3-1002483-03 manual Troubleshooting network connections

Models: S3-1002483-03

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Connecting a BigIron RX Series switch

3

Troubleshooting network connections

After you cable the fiber optic modules, you can observe certain LEDs to determine if the network connections are functioning properly. Table 15 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 15 Network connection-related LED states

LED

Desired

Meaning

Abnormal

Meaning or action

 

State

 

state

 

 

 

 

 

Interface module

 

 

 

 

 

 

 

 

Link

On

A link is established

Off

A link is not established with the remote port.

 

 

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 a BigIron

 

 

 

 

RX Series switch is connected to the

 

 

 

 

receive port on the other network device,

 

 

 

 

and that the receive port on the BigIron

 

 

 

 

RX Series switch 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 fiber optic

 

 

 

 

modules” on page 74.

 

 

 

 

If the other actions do not resolve the

 

 

 

 

problem, try using a different port or a

 

 

 

 

different cable.

 

 

 

 

 

Active

On or

The port is

Off for an

The port is not transmitting or receiving user

 

blinking

transmitting and

extended

packets. You can do the following:

 

 

receiving user packets.

period.

Check the Link LED to make sure the link

is still established with the remote port. If not, take the actions described in the Meaning or Action column for the Link LED.

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 IronView Network Manager.

If a problem persists after taking these actions, contact Brocade’s technical support.

Brocade BigIron RX Series Hardware Installation Guide

75

53-1002483-03

 

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Brocade Communications Systems S3-1002483-03 Troubleshooting network connections, Connecting a BigIron RX Series switch