DGS-3630 Series Layer 3 Stackable Managed Switch Web UI Reference Guide 
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NTP Server Settings 
This window is used to display and configure the NTP server settings. This is used to enable the Switch to 
synchronize time with an NTP server. 
To view the following window, click Management > NTP > NTP Server Settings, as shown below: 
 
Figure 4-70 NTP Server Settings Window 
 
The fields that can be configured are described below: 
Parameter  Description 
IP Address 
Select and enter the IPv4 address of the NTP server here. 
IPv6 Address 
Select and enter the IPv6 address of the NTP server here. 
Version 
Enter the NTP version number here. The range is from 1 to 4. 
Key ID 
Enter the authentication key ID here. The range is from 1 to 255. 
Min Poll 
Enter the minimum poll value here. This specifies the minimum poll interval for 
NTP messages. This value is calculated as 2 to the power of the minimum poll 
interval value specified. For example, if the value specified here is 6, the minimum 
poll interval that will be used is 64 seconds (2
6
=64). The range is from 3 to 16. 
Max Poll 
Enter the maximum poll value here. This specifies the maximum poll interval for 
NTP messages. This value is calculated as 2 to the power of the maximum poll 
interval value specified. For example, if the value specified here is 6, the 
maximum poll interval that will be used is 64 seconds (2
6
=64). The range is from 4 
to 17. 
Prefer 
Select whether or not this entry will be the preferred server for synchronization. 
Options to choose from are True and False. 
Click the Apply button to accept the changes made. 
Click the Edit button to re-configure the specific entry. 
Click the Delete button to delete the specified entry. 
Enter a page number and click the Go button to navigate to a specific page when multiple pages exist. 
 
NTP Peer Settings 
This window is used to display and configure the NTP peer settings. 
To view the following window, click Management > NTP > NTP Peer Settings, as shown below: