Device Diagnostic Tests
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• OK — Indicates that the cable passed the test.
• Cable Fault Distance — Indicates the distance from the port where the cable error
occurred.
• Last Update — Indicates the last time the port was tested.
• Cable Length — Indicates the approximate cable length. This test can only be
performed when the port is up.
Web – Click Physical, Diagnostics, Copper Cable, define the fields, and click Test.
Figure 3-67. Copper Cable Page
CLI – The following is an example of the CLI commands used to test copper cables:
Viewing Optical Transceivers
The Optical Transceiver Page allows network managers to perform tests on Fiber
Optic cables. Optical transceiver diagnostics can be performed only when the link is
Console# show copper-ports cable-length
4-452
Port Length [meters]
---- ---------------------
1/e1 < 50
1/e2 Copper not active
1/e3 110-140
1/g1 Fiber