Cisco WS-C3560G-24TS-S Hardware Installation Guide - Page 77

Troubleshooting, Diagnosing Problems

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Troubleshooting 4 C H A P T E R 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 "LEDs" section on page 1-11. 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: • Diagnosing Problems, page 4-1 • Clearing the Switch IP Address and Configuration, page 4-5 • Locating the Switch Serial Number, page 4-6 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. • Evaluate Switch POST Results, page 4-2 • Monitor Switch LEDs, page 4-2 • Verify Switch Connections, page 4-2 • Monitor Switch Performance, page 4-4 OL-6337-07 Catalyst 3560 Switch Hardware Installation Guide 4-1

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CHAPTER
4-1
Catalyst 3560 Switch Hardware Installation Guide
OL-6337-07
4
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
“LEDs” section on page 1-11
.
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:
•
Diagnosing Problems, page 4-1
•
Clearing the Switch IP Address and Configuration, page 4-5
•
Locating the Switch Serial Number, page 4-6
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.
•
Evaluate Switch POST Results, page 4-2
•
Monitor Switch LEDs, page 4-2
•
Verify Switch Connections, page 4-2
•
Monitor Switch Performance, page 4-4