DGS-3630 Series Layer 3 Stackable Managed Switch Web UI Reference Guide 
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Parameter  Description 
SNTP State 
Select this option to enable or disable SNTP. 
Poll Interval 
Enter the synchronizing interval in seconds. The value is from 30 to 99999 
seconds. The default interval is 720 seconds. 
Click the Apply button to accept the changes made. 
 
The fields that can be configured in SNTP Server Settings are described below: 
Parameter  Description 
IPv4 Address 
Enter the IPv4 address of the SNTP server which provides the SNTP reference. 
IPv6 Address 
Enter the IPv6 address of the SNTP server which provides the SNTP reference. 
VRF Name 
Enter the name of the VRF instance here. This name can be up to 12 characters 
long. 
Click the Add button to add the SNTP server. 
Click the Delete button to remove the specified entry. 
 
Time Range 
This window is used to display and configure the time profile settings. 
To view the following window, click System > Time Range, as shown below: 
 
Figure 3-19 Time Range Window 
 
The fields that can be configured are described below: 
Parameter  Description 
Range Name 
Enter the time profile range name here. This name can be up to 32 characters 
long. 
From Week ~ To Week 
Select the starting and ending days of the week that will be used for this time 
profile. Tick the Daily option to use this time profile for every day of the week. Tick 
the End Week Day option to use this time profile from the starting day of the 
week until the end of the week. 
From Time ~ To Time 
Select the starting and ending time of the day that will be used for this time profile. 
The first drop-down menu selects the hour and the second drop-down menu 
selects the minute. 
Click the Apply button to accept the changes made.