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ETEP Installation Guide 61
5 Troubleshooting
This section includes the following topics:
● Symptoms and Solutions
● Diagnostic Code Display
Symptoms and Solutions
The following tables provide some solutions to common problems that may occur with your ETEP.
LED Indicators
Table 23 LED Indicators
Symptom Explanation and Possible Solution
No power light. • Make sure the power cable is attached and plugged in to both
the device and the power outlet.
Alarm light is lit. • The ETEP is in an error state. See “Error State” on page 62 for
information about possible causes and recovery procedures.
Port status LED is off (no link). • Check the network cable. Verify correct transmit and receive
cable polarity.
• Check the operational status of the equipment being connected.
• Verify that the auto-negotiation and flow control settings on the
local or remote port in question match the settings of the
equipment to which they are connected.
• If the problem is not resolved, the network may not be
functioning properly. Consult a local network administrator.
Port status LED is not blinking
(no traffic).
• Check physical connectivity.
• Verify that the policies are set up to allow traffic to pass through
the appliance.
• Check with your Network Administrator to ensure proper
placement in the network.