Chapter 4 Troubleshooting; Diagnosing Problems - Cisco Catalyst 2960 Hardware Installation Manual
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Also See for Catalyst 2960:
- Configuration manual (2288 pages) ,
- Software configuration manual (980 pages) ,
- Command reference manual (800 pages)
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Troubleshooting
The LEDs on the front panel provide troubleshooting information about the switch. They show failures
in the power-on self-test (POST), port-connectivity problems, and overall switch performance. For a full
description of the switch LEDs, see the
You can also get statistics from the browser interface, from the command-line interface (CLI), or from
a Simple Network Management Protocol (SNMP) workstation. See the software configuration guide, the
switch command reference guide on Cisco.com, or the documentation that came with your SNMP
application for details.
This chapter describes these topics for troubleshooting problems:
•
•
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Diagnosing Problems
The LEDs on the front panel provide troubleshooting information about the switch. They show POST
failures, port-connectivity problems, and overall switch performance. You can also get statistics from the
CLI or from an SNMP workstation. See the software configuration guide and the switch command
reference on Cisco.com or the documentation that came with your SNMP application for more
information.
This section includes these troubleshooting topics:
•
•
•
•
OL-7075-05
Diagnosing Problems, page 4-1
Clearing the Switch IP Address and Configuration, page 4-5
Locating the Switch Serial Number, page 4-6
"Verify Switch POST Results" section on page 4-2
"Monitor Switch LEDs" section on page 4-2
"Verify Switch Connections" section on page 4-2
"Monitor Switch Performance" section on page 4-4
C H A P T E R
"LEDs" section on page
1-12.
Catalyst 2960 Switch Hardware Installation Guide
4
4-1
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