DGS-3630 Series Layer 3 Stackable Managed Switch Web UI Reference Guide 
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Figure 4-103 D-Link Discovery Protocol Window 
 
The fields that can be configured in D-Link Discovery Protocol are described below: 
Parameter  Description 
D-Link Discovery Protocol 
State 
Select to globally enable or disable the DDP feature here. 
Report Timer 
Select the report timer value here. This is used to configure interval between two 
consecutive DDP report messages. Options to choose from are 30, 60, 90, 120 
seconds, or Never. Selecting Never instructs the Switch to stop sending report 
messages. 
Click the Apply button to accept the changes made. 
 
The fields that can be configured in DDP Port Settings are described below: 
Parameter  Description 
Unit 
Select the Switch unit that will be used for this configuration here. 
From Port - To Port 
Select the range of ports that will be used for this configuration here. 
State 
Select to enable or disable the DDP feature on the specified port(s) here. 
Click the Apply button to accept the changes made. 
 
SMTP Settings 
This window is used to display and configure the Simple Mail Transfer Protocol (SMTP) settings. 
To view the following window, click Management > SMTP Settings, as shown below: