Cisco Catalyst 2960 Software Configuration Manual page 917
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Also See for Catalyst 2960:
- Configuration manual (2288 pages) ,
- Command reference manual (800 pages) ,
- Hardware installation manual (108 pages)
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Chapter 39
Troubleshooting
Table 39-5
Troubleshooting CPU Utilization Problems
Type of Problem
Interrupt percentage value is almost
as high as total CPU utilization value.
Total CPU utilization is greater than
50% with minimal time spent on
interrupts.
For complete information about CPU utilization and how to troubleshoot utilization problems, see the
Troubleshooting High CPU Utilization
Troubleshooting Power over Ethernet (PoE)
Table 39-6
referenced in the table, see the
Cisco.com.
Power over Ethernet Plus (PoE+) is not supported on Catalyst 2960-S switches.
Note
OL-26520-01
Cause
The CPU is receiving too many packets
from the network.
One or more Cisco IOS process is
consuming too much CPU time. This is
usually triggered by an event that activated
the process.
lists some PoE troubleshooting scenarios. For more information causes and solutions
Troubleshooting Power over Ethernet (PoE)
Catalyst 2960 and 2960-S Switches Software Configuration Guide, Release 15.0(1)SE
Corrective Action
Determine the source of the network
packet. Stop the flow, or change the
switch configuration. See the section on
"Analyzing Network Traffic."
Identify the unusual event, and
troubleshoot the root cause. See the
section on
Processes."
document on Cisco.com.
Troubleshooting Tables
"Debugging Active
troubleshooting guide on
39-29
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Troubleshooting
