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Troubleshooting
This chapter provides these topics for troubleshooting problems:
•
•
•
Diagnosing Problems
The switch LEDs provide troubleshooting information about the switch. They show boot fast failures,
port-connectivity problems, and overall switch performance. You can also get statistics from Device
Manager, the CLI, or an SNMP workstation. See the Cisco IE 4000 Switch Software Configuration
Guide, or the documentation that came with your SNMP application for details.
Switch Boot Fast
See the
Boot fast failures are usually fatal. Contact your Cisco TAC representative if your switch does not
Note
successfully complete boot fast.
You can disable the boot fast and run POST by using the Cisco IOS CLI, see the Cisco IE 4000 Switch
Note
Software Configuration Guide for more information.
.
Diagnosing Problems, page 4-1
How to Recover Passwords, page 4-5
Finding the Switch Serial Number, page 4-6
"Verifying Switch Operation" section on page 2-31
C H A P T E R
for information on boot fast.
Cisco IE 4000 Switch Hardware Installation Guide
4
4-1
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