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Configuring VCT
Overview
You can use the Virtual Cable Test (VCT) function to check the status of the cable connected to an Ethernet
port on the device. The result is returned in less than 5 seconds. The test covers whether short circuit or
open circuit occurs on the cable and the length of the faulty cable.
The fiber port does not support this feature.
Testing cable status
1. Select Device > VCT from the navigation tree to enter the page for testing cable status.
2. Select the port you want to test on the chassis front panel.
3. Click Test.
The test result is returned within 5 seconds and displayed in the Result field.
Figure 77 Testing the status of the cable connected to an Ethernet port
The result displays the cable status and length. The cable status can be normal, abnormal,
abnormal (open), abnormal (short), or failure.
{ When a cable is normal, the cable length displayed is the total length of the cable.
{ When a cable is abnormal, the cable length displayed is the length between the current port
and the location where fault occurs.
{ The cable length detected can have an error of up to 5 meters.
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