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Configuring System Information 153
Cable Fault Distance
— The distance from the port where the cable error occurred.
Last Update
— The last time the port was tested.
Approximate Cable Length
— The approximate cable length. This test can only be performed
when the port is up and operating at 1 Gbps.
Performing a Cable Test
1
Ensure that both ends of the copper cable are connected to a device.
2
Open the
Copper Cables
page.
3
Select an interface to test.
4
Click
Test Now
.
The copper cable test is performed, and the results are displayed on the
Copper Cables
page.
Displaying Virtual Cable Test Results Table
1
Open the
Copper Cables
page.
2
Click
Show All
.
The
Integrated Cable Test Results Table
page opens.
NOTE: This screen displays the results of tests that have been previously run, but does not actually
perform the test on all ports now.
In addition to the fields in the
Copper Cables
page
,
the
Integrated Cable Test Results Table
contains the following field:
Unit No
. — The unit number for which the cable is displayed.
Performing Copper Cable Tests Using CLI Commands
The following table contains the CLI commands for performing copper cable tests.
Table 6-37. Copper Cable Test CLI Commands
CLI Command Description
test copper-port
tdr
interface
Performs VCT tests.
show copper-port
tdr
interface
Shows results of last VCT tests on ports.
show copper-port
cable-length
interface
Displays the estimated copper cable length attached to a
port.