Network Video Recorder User Manual 
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Figure 11. 13 Access Device via iVMS-4200 
 
5.  Click the Apply button to save the settings. 
After setting all the required parameters for the DDNS, you can view the connecting status of the device by 
checking the Status information. 
11.2.4 Configuring NTP Server 
Purpose: 
Ensure the network connection of the PC (running FTP server) and the device is valid and correct. Run the FTP 
server on the PC and copy the firmware into the corresponding directory of your PC. 
 
Refer to the user manual of the FTP server to set the FTP server on your PC and put the firmware file into the 
directory as required. 
Steps: 
1.  Enter the Network Settings interface. 
Menu >Configuration> Network 
2.  Select the NTP tab to enter the NTP Settings interface, as shown in Figure 11. 14.   
 
Figure 11. 14 NTP Settings Interface 
 
3.  Check the Enable NTP checkbox to enable this feature. 
4.  Configure the following NTP settings: 
•  Interval: Time interval between the two synchronizing actions with NTP server. The unit is minute.   
•  NTP Server: IP address of NTP server. 
•  NTP Port: Port of NTP server. 
5.  Click the Apply button to save and exit the interface.