Cable Diagnostics - D-Link xStack DGS-3620 Series Reference Manual

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xStack DGS-3620 Series Layer 3 Managed Stackable Gigabit Switch Web UI Reference Guide
The fields that can be configured are described below:
Parameter
Unit
From Port / To Port
Admin State
Mode
Discovery Time (5-
65535)
Click the Apply button to accept the changes made.

Cable Diagnostics

The cable diagnostics feature is designed primarily for administrators or customer service representatives to verify
and test copper cables; it can rapidly determine the quality of the cables and the types of error.
To view this window, click OAM > Cable Diagnostics as shown below:
Figure 11-23 DULD Settings window
Description
Select the switch unit to configure.
Select a range of ports you wish to configure.
Use the drop-down menu to enable or disable the selected ports unidirectional link
detection status.
Use the drop-down menu to select Mode between Shutdown and Normal.
Shutdown – If any unidirectional link is detected, disable the port and log an event.
Normal - Only log an event when a unidirectional link is detected.
Enter these ports neighbor discovery time. If the discovery is timeout, the
unidirectional link detection will start.
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