Extreme Networks ExtremeWare XOS 11.1, Руководство пользователя

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ExtremeWare XOS 11.1 Concepts Guide
433
B Troubleshooting
This appendix describes some troubleshooting tips on the following topics:
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LEDs on page 433
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Using the Command Line Interface on page 434
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Using Standalone ELRP to Perform Loop Tests on page 440
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Using the Rescue Software Image on page 442
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Debug Mode on page 443
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Saving Debug Information to the External Memory Card on page 444
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TOP Command on page 446
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TFTP Server Requirements on page 446
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System Health Check on page 446
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System Odometer on page 448
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Temperature Operating Range on page 448
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Corrupted BootROM on the Aspen 8810 Switch on page 449
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Inserting Powered Devices in the PoE Module—Aspen 8810 Switch Only on page 449
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Untagged Frames on the 10 Gbps Module—BlackDiamond 10K Switch Only on page 449
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Running MSM Diagnostics from the Bootloader—BlackDiamond 10K Switch Only on page 449
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Contacting Extreme Technical Support on page 450
If you encounter problems when using the switch, this appendix may be helpful. If you have a problem
not listed here or in the release notes, contact your local technical support representative.
LEDs
Power LED does not light:
Check that the power cable is firmly connected to the device and to the supply outlet.
On powering-up, the MGMT LED lights yellow:
The device has failed its Power On Self Test (POST) and you should contact your supplier for advice.
A link is connected, but the Status LED does not light:
Check that:
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All connections are secure.
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Cables are free from damage.