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User Manual of AAR-W450K and AAR-W850K Series DVR
Only lower-case English alphabet, numeric and '-' can be used in the alias of the device and the
Note:
alias must be started with letters of the lower-case English alphabet.
5.
Click the Apply button to save and exit the interface.
8.2.3 Configuring NTP Server
Purpose:
A Network Time Protocol (NTP) Server can be configured on your device to ensure the accuracy of system
date/time.
Steps:
1.
Enter the Network Settings interface.
Menu > Configuration > Network
2.
Select the NTP tab to enter the 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.
Note:
The time synchronization interval can be set from 1 to 10080min, and the default value is 60min. If the
device is connected to a public network, you should use a NTP server that has a time synchronization function,
such as the server at the National Time Center (IP Address: 210.72.145.44). If the device is setup in a more
customized network, NTP software can be used to establish a NTP server used for time synchronization.
8.2.4 Configuring UPnP™
Purpose:
Figure 8.11 Register the Device
Figure 8.12 NTP Settings Interface
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