Cisco 3524XL Hardware Installation Guide - Page 87
Troubleshooting
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CH A P T E R 3 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 1-12. You can also get statistics from the browser interface, from the command-line interface (CLI), or from an Simple Network Management Protocol (SNMP) workstation. See the Cisco IOS Desktop Switching Software Configuration Guide, the Cisco IOS Desktop Switching Command Reference (online only), or the documentation that came with your SNMP application for details. This chapter describes the following topics for troubleshooting problems: • Understanding POST results • Diagnosing problems 78-6456-03 Catalyst 3500 Series XL Hardware Installation Guide 3-1