DGS-3130 Series Layer 3 Stackable Managed Switch Web UI Reference Guide 
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Parameter  Description 
Value  Enter the threshold value. This value must be between 0 and 131 mA. 
Click the Apply button to accept the changes made. 
 
DDM TX Power Threshold Settings 
This window is used to display and configure the threshold of TX power for specific ports on the Switch. 
To view the following window, click OAM > DDM > DDM TX Power Threshold Settings, as shown below: 
 
Figure 10-271 DDM TX Power Threshold Settings Window 
 
The fields that can be configured are described below: 
Parameter  Description 
Unit  Select the Switch unit that will be used for this configuration here. 
Port  Select the port used for the configuration here. 
Action  Select the action that will be taken here. Options to choose from are Add and 
Delete.  
Type 
Select the type of TX power threshold. Options to choose from are Low Alarm, 
Low Warning, High Alarm, and High Warning. 
Power Unit  Select the power unit here. Options to choose from are mW and dBm. 
Value  Enter the threshold value either in mW or dBm here. 
•  When selecting mW in the Power Unit drop-down list, this value must be 
between 0 and 6.5535. 
•  When selecting dBm in the Power Unit drop-down list, this value must be 
between -40 and 8.1647. 
Click the Apply button to accept the changes made. 
 
DDM RX Power Threshold Settings 
This window is used to display and configure the threshold of RX power for specific ports on the Switch. 
To view the following window, click OAM > DDM > DDM RX Power Threshold Settings, as shown below: