DGS-3630 Series Layer 3 Stackable Managed Switch Web UI Reference Guide 
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Figure 4-69 NTP Global Settings Window 
 
The fields that can be configured in NTP State are described below: 
Parameter  Description 
NTP State 
Select to globally enable or disable the NTP feature here. 
Click the Apply button to accept the changes made. 
 
The fields that can be configured in NTP Authentication State are described below: 
Parameter  Description 
NTP Authentication State 
Select to enable or disable the NTP authentication state here. When this feature 
is enabled, networking nodes will not synchronize with the Switch unless it carries 
one of the authentication keys. 
Click the Apply button to accept the changes made. 
 
The fields that can be configured in NTP Update Calendar are described below: 
Parameter  Description 
NTP Update Calendar 
Select to enable or disable the NTP update calendar feature here. This is used to 
periodically update the hardware clock from an NTP source. 
Click the Apply button to accept the changes made. 
 
The fields that can be configured in NTP Settings are described below: 
Parameter  Description 
NTP Master Stratum 
Enter the NTP master stratum value here. This is used to configure the Real-Time 
Clock (RTC) as an NTP master clock when an external NTP is not available. The 
range is from 1 to 15. Select the Default option to use the default value. 
NTP Max Associations 
Enter the NTP maximum association value here. This is used to configure the 
maximum number of NTP peers and clients on the Switch. The range is from 1 to 
64. 
Click the Apply button to accept the changes made.