Configuring Online Diagnostics
This chapter describes how to configure the online diagnostics on the Catalyst 2960, 2960-S, or 2960-C
switches.
Online Diagnostics is supported only on Catalyst 2960-S switches running the LAN base image.
Note
For complete syntax and usage information for the commands used in this chapter, see the switch
Note
command reference for this release.
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Understanding How Online Diagnostics Work
With online diagnostics, you can test and verify the hardware functionality of the switch while the switch
is connected to a live network.
The online diagnostics contain packet switching tests that check different hardware components and
verify the data path and the control signals.
The online diagnostics detect problems in these areas:
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Online diagnostics are categorized as on-demand, scheduled, or health-monitoring diagnostics.
On-demand diagnostics run from the CLI; scheduled diagnostics run at user-designated intervals or at
specified times when the switch is connected to a live network; and health-monitoring runs in the
background.
OL-26520-01
Understanding How Online Diagnostics Work, page 40-1
Running Online Diagnostic Tests, page 40-3
Hardware components
Interfaces (Ethernet ports and so forth)
Solder joints
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